SIMPSON Premium Pressure Washer Instruction Manual

SIMPSON Premium Pressure Washer

SIMPSON Premium Pressure Washer

Look Before You Pump

Do not use fuel containing greater than 10% Ethanol

If your pressure washer is not working properly or if there are parts missing or broken, please DO NOT RETURN IT TO THE PLACE OF PURCHASE. Contact our Customer Service Department at 1-877-362-4271 or www.simpsoncleaning.com

IMPORTANT: Please make certain that the person who is to use this equipment carefully reads and understands these instructions before operating.

SAFETY GUIDELINES – DEFINITIONS

This manual contains information that is important for you to know and understand. This information relates to protecting YOUR SAFETY and PREVENTING EQUIPMENT PROBLEMS. To help you recognize this information, we  use the symbols below. Please read the manual and pay attention to these symbols.

DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.

WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. CAUTION: Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.NOTICE: Indicates a practice not related to personal injury which, if not avoided, may result in property damage.

Important Safety Instructions 

DANGER: Carbon Monoxide. Using an engine indoors can kill you in minutes. Engine exhaust contains high levels of carbon monoxide (CO), a poisonous gas you cannot see or smell. You may be breathing CO even if you do not smell engine exhaust.

• NEVER use an engine inside homes, garages, crawlspaces or other  partly enclosed areas. Deadly levels of carbon monoxide can build up in these areas. Using a fan or opening windows and doors does NOT supply  enough fresh air.
• ONLY use outdoors and far away from open windows, doors and vents. These openings can pull in engine exhaust.
• Even when the engine is used correctly, CO may leak into your home. ALWAYS use a battery-powered or battery backup CO alarm in your house. Read and follow all directions for CO alarm before using. If you feel sick, dizzy or weak at anytime, move to fresh air immediately. See a doctor. You could have carbon monoxide poisoning.

WARNING: Do not operate this unit until you read this instruction manual and the engine instruction manual for safety, operation and maintenance instructions. If you have any questions regarding the product, please contact our customerservice department at www.simpsoncleaning.com. Danger: Risk of injection or severe injury. Keep clear of nozzle. Do not direct discharge stream at persons or live animals. This product is to be used only by trained operators.WARNING: This product and its exhaust contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. In addition, some cleaning products and dust contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Wash hands after handling.

WARNING: This product may not be equipped with a spark-arresting muffle.If the product is not equipped and will be used around flammable materials or on land covered with materials such as agricultural crops, forest, brush, grass or other similar items, then an approved spark arrester must be installed and is legally required in the state of California. It is a violation of California statutes section 130050 and/or sections 4442 and 4443 of the California Public Resources Code, unless the engine is equipped with a spark arrester, as defined in section 4442, and maintained in effective working order. Spark arresters are also required on some U.S. Forest Service land and may also be legally required under other statutes and ordinances.

Save these instructions 

DANGER:Risk of explosion or fire

What can happen	How to prevent it
• Spilled gasoline and it’s vapors can become ignited from cigarette sparks, electrical arcing, exhaust gases and hot engine components such as the muffler	• Shut off engine and allow it to cool before adding fuel to the tank. • Use care in filling tank to avoid spilling fuel. Move pressure washer away from fueling area before starting engine.
• Heat will expand fuel in the tank which could result in spillage and possible fire explosion.	• Keep maximum fuel level 1/2″ (12.7 mm) below bottom of filler neck to allow for expansion.
• Operating the pressure washer in an explosive environment could result in a fire.	Operate and fuel equipment in well-ventilated areas free from obstructions. Equip areas with fire extinguisher suitable for gasoline fires
• Materials placed against or near the pressure washer can interfere with its proper ventilation features causing overheating and possible ignition of the materials.	• Never operate pressure washer in
Muffler exhaust heat can damage painted surfaces, melt any material sensitive to heat (such as siding, plastic, rubber, vinyl or the pressure hose, itself), and damage live plants.	• Always keep pressure washer a minimum of 4′ (1.2 m) away from surfaces (such as houses, automobiles or live plants) that could be damaged from muffler exhaust heat.
Improperly stored fuel could lead to accidental ignition. Fuel improperly secured could get into the hands of children or other unqualified persons.	• Store fuel in an OSHA approved container, in a
• Use of acids, toxic or corrosive chemicals, poisons, insecticides, or any kind of flammable solvent with this product co	• Do not spray flammable liquids.
DANGER: RISK TO BREATHING (Asphyxiation)
Breathing exhaust fumes will cause serious injury or death! Engine exhaust contains carbon monoxide, an odorless and deadly gas.	• Operate pressure washer in a wellventilated area. Avoid enclosed areas such as garages, basements, etc.• Never operate unit in or near a location occupied by humans or animals.
Some cleaning fluids contain substances which could cause injury to skin, eyes or lungs.	Use only cleaning fluids specifically recommended for high pressure washers. Follow manufacturers recommendations. Do not use chlorine bl
DANGER: RISK of FLUID INJECTION and Laceration
Your pressure washer operates at fluid pressures and velocities high enough to penetrate human and animal flesh which could result in amputation or other serious injury. Leaks caused by loose fittings or worn or damaged hoses can result in injection injuries. DO NOT TREAT FLUID INJECTION AS A SIMPLE CUT! See a physician immediately!	• Inspect the high pressure hose regularly. Replace the hose immediately if it is damaged, worn, has melted from contacting the engine, or shows any signs of cracks, bubbles, pinholes, or other leakage. Never grasp a high pressure hose that is leaking or damaged.• Never touch, grasp or attempt to cover a pinhole or similar water leak on the high pressure hose. The stream of water IS under high pressure and WILL penetrate skin.• Never place hands in front of nozzle.• Direct spray away from self and others.• Make sure hose and fittings are tightened and in good condition. Never hold onto the hose or fittings during operation.• Do not allow hose to contact muffler.• Never attach or remove wand or hose fittings while system is pressurized.• When using replacement lances or guns with this pressure washer, do not use a lance and/or lance/gun combination that is shorter in length than what was provided with this pressure washer as measured from the nozzle end of the lance to the gun trigger.
• Injuries can result if system pressure is not reduced before attempting maintenance or disassembly	• To relieve system pressure, shut off engine, turn off water supply and pull gun trigger until water stops flowing.• Use only accessories rated equal to or higher than the rating of the pressure washer
DANGER: RISK OF INJURY FROM SPRAY
High-velocity fluid spray can cause objects to break, p	• Always wear ANSI-approved Z87.1 safety glasses. Wear protective clothing to protect against accidental spraying.• Never point wand at or spray people or animals.
• Light or unsecured objects can become hazardous projectiles.	• Always secure trigger lock when wand is not in service to prevent accidental operation.• Never permanently se
Danger: RISK of unsafe operation
What can happen	How to prevent it
• Unsafe operation of your pressure washer could lead to serious injury or death to you or others.	• Do not use chlorine bleach or any other corrosive compound.• Become familiar with the operation and controls of the pressure washer.• Keep operating area clear of all persons, pets and obstacles.• Do not operate the product when fatigued or under the influence of alcohol or drugs. Stay alert at all times.• Never compromise the safety features of this product.• Do not operate machine with missing, broken or unauthorized parts.• Never leave wand unattended while unit is running
If proper starting procedure is not followed, engine can kickback causing serious hand and arm injury	• If engine does not start after two pulls, squeeze trigger of gun to relieve pump pressure. Pull starter cord slowly until resistance is felt. Then pull cord rapidly to avoid kickback and prevent hand or arm injury
The spray gun/wand is a powerful cleaning tool that could look like a toy to a child	• Keep children away from the pressure washer at all times.
• Reactive force of spray will cause gun/ wand to kickback, and could cause the operator to slip or fall or misdirect the spray. Improper control of gun/ wand can result in injuries to self and others.	• Do not overreach or stand on an unstable support.• Do not use pressure washer while standing on a ladder.• Grip gun/wand firmly with both hands. Expect the gun to kickback when triggered.
DANGER: Risk of Injury or Property Damage When Transporting or storing
What can happen	How to prevent it
• Fuel or oil can leak or spill and could result in fire or breathing hazard. Serious injury or death can result. Fuel or oil leaks will damage carpet, paint or other surfaces in vehicles or trailers.• Oil could fill the cylinder and damage the engine if the unit is not stored or transported in an upright position	• If pressure washer is equipped with a fuel shut-off valve, turn the valve to the off position before transporting to avoid fuel leaks. If pressure washer is not equipped with a fuel shut-off valve, drain the fuel from tank before transporting. Only transport fuel in an OSHA-approved container. Always place pressure washer on a protective mat when transporting to protect against damage to vehicle from leaks. Always transport and store unit in an upright position. Remove pressure washer from vehicle immediately upon arrival at your destination.
Danger: RISK OF elec­tri­cal Shock
• Spray directed at electrical outlets or switches, or objects connected to an electrical circuit, could result in a fatal electrical shock.	• Unplug any electrically operated product before attempting to clean it. Direct spray away from electric outlets and switches.
DANGER: RISK of chemical burn
• Use of acids, toxic or corrosive chemicals, poisons, insecticides, or any kind of flammable solvent with this product could result in serious injury or death.	• Do not spray acids, gasoline, kerosene, or any other flammable materials with this product. Use only household detergents, cleaners and degreasers recommended for use with pressure washers.• Wear protective clothing to protect eyes and skin from contact with sprayed materials.
WARNING: RISK of Bursting
• Over inflation of tires could result in serious injury and property damage.	• Use a tire pressure gauge to check the tires pressure before each use and while inflating tires; see the tire sidewall for the correct tire pressure. NOTE: Air tanks, compressors and similar equipment used to inflate tires can fill small tires similar to these very rapidly. Adjust pressure regulator on air supply to no more than the rating of the tire pressure. Add air in small increments and frequently use the tire gauge to prevent over inflation.
• High-velocity fluid spray directed at pneumatic tire sidewalls (such as found on automobiles, trailers and the like) could damage the sidewall resulting in serious injury	• On pressure washers rated above 1600  PSI (11032  kPa) use the widest fan spray (40º nozzle) and keep the spray a minimum of 8″ (20 cm) from the pneumatic tire sidewall. Do not aim spray directly at the joint between the tire and rim.
WARNING: RISK OF Hot surfaces
• Contact with hot surfaces, such as engine exhaust components, could result in serious burn.	• During operation, touch only the control surfaces of the pressure washer. Keep children away from the pressure washer at all times. They may not be able to recognize the hazards of this product.
WARNING: RISK OF INJURY FROM LIFTING
• Serious injury can result from attempting to lift too heavy an object	• The pressure washer is too heavy to be lifted by one person. Obtain assistance from others before lifting.

SAVE THESE INSTRUCTIONS FOR FUTURE USE

NOZZLE COLOR	SPRAY PATTERN	USES	SURFACES*
Red		powerful pinpoint for spot cleaning of hard, unpainted surfaces or for high reach areas	unpainted metal or concrete;   DO NOT use on wood
Yellow		intense cleaning of unpainted hard surfaces	grills, driveways, concrete or brick walkways, unpainted brick or stucco
Green		standard cleaning nozzle for most applications	yard tools, sidewalks, lawn furniture, unpainted siding, stucco, gutters and eaves, concrete, brick surfaces
White		cleaning of painted or delicate surfaces	auto/RV, marine, wood, painted brick and stucco, vinyl, painted siding
Black		applies cleaning solutions	Low pressure spray is safe on all surfaces. Always verify compatibility of cleaning solution prior to use.
*NOTICE: The high pressure spray from your pressure washer is capable of causing damage to surfaces such as wood, glass, automobile paint, auto striping and trim, and delicate objects such as flowers and shrubs. Before spraying, check the item to be cleaned to assure yourself that it is strong enough to resist damage from the force of the spray.

Changing Nozzles on Spray Wand (Fig. 6) 

DANGER: Risk of fluid injection. Do not direct discharge stream toward persons, unprotected skin, eyes or any pets or animals. Serious injury will occur

WARNING: Flying objects could cause risk of serious injury. Do not attempt to change nozzles while pressure washer is running. Turn engine off before changing nozzles.

1. Pull quick-connect coupler (E) back and insert nozzle (K).
2. Release quick-connect coupler and twist nozzle to make sure it is secure in coupler.WARNING: Flying object could cause risk of serious injury. Ensure nozzle is completely inserted in quick connect socket and quick  connect collar is fully engaged (forward) before squeezing gun trigger.

How to APPLY chemicals/cleaning solvents (fIG. 7)

Applying chemicals or cleaning solvents is a low pressure operation. NOTE: Use only soaps and chemicals designed for pressure washer use. Do not use bleach.

To Apply Chemicals: 

1. Ensure detergent siphon hose (F, Figure 9) is attached to barbed fitting location near high pressure hose connection of pump as shown.
2. Place other end of detergent siphon hose with filter on it into container holding chemical/cleaning solution. NOTE: For every 7 gallons of water pumped
3. gallon of chemical/cleaning solution will be used.
4. Install low pressure (black) nozzle into quick connect fitting of spray wand, see How To Use Spray Wand paragraph in this section.
5. After use of chemicals, place detergent siphon hose into container of clean water and draw clean water through chemical injection system to rinse system thoroughly. If chemicals remain in the pump, it could be damaged. Pumps damaged due to chemical residue will not be covered under warranty.NOTE: Chemicals and soaps will not siphon if the black soap nozzle is not installed on the spray wand.

Starting (fIG. 8–11) 

WARNING: To reduce the risk of injury, read the pressure washer instruction manual and the engine instruction manual before starting pressure washer. DANGER: Risk of fluid injection and laceration. When using the high pressure setting, DO NOT allow the high pressure spray to come in contact with unprotected skin, eyes, or with any pets or animals. Serious injury will occur.

• • Your washer operates at fluid pressures and velocities high enough to penetrate human and animal flesh, which could result in amputation or other serious injury. Leaks caused by loose fittings or worn or damaged hoses can result in injection injuries. DO NOT TREAT FLUID INJECTION AS A SIMPLE CUT! See a physician immediately!DANGER: Carbon Monoxide. Using an engine indoors can kill you in minutes. Engine exhaust contains high levels of carbon monoxide (CO), a poisonous gas you cannot see or smell. You may be breathing CO even if you do not smell engine exhaust.
• Breathing exhaust fumes will cause serious injury or death! Engine exhaust contains carbon monoxide, an odorless and deadly gas.
• Operate pressure washer in a well-ventilated area. Avoid enclosed areas such as garages, basements, etc.
• Never operate unit in or near a location occupied by humans or animals WARNING: Risk of Fire, Asphyxiation and Burn. Never fill fuel tank when engine is running or hot. Do not smoke when filling fuel tank.
• Never fill fuel tank completely. Fill tank to 1/2″ (12.7 mm) below bottom of filler neck to provide space for fuel expansion. Wipe any fuel spillage from engine and equipment before starting engine.
• DO NOT let hoses come in contact with very hot engine muffler during or immediately after use of your pressure washer. Damage to hoses from  contact with hot engine surfaces will NOT be covered by warranty.NOTICE: Risk of property damage. Never pull water supply hose to move pressure washer. This could damage hose and/or pump inlet
• DO NOT use hot water, use cold water only.
• Never turn water supply off while pressure washer engine is running or damage to pump will result.
• DO NOT stop spraying water for more than two minutes at a time. Pump operates in bypass mode when spray gun trigger is not pressed. If pump is left in bypass mode for more than two minutes internal components of the pump can be damaged.

If you do not understand these precautions, please contact our customer servicedepartment at www.simpsoncleaning.com

Prior to starting, refer to your engine manual for proper starting procedure. 

1. In a well ventilated outdoor area add fresh, high quality, unleaded gasoline with a pump octane rating of 86 or higher. Do not overfill. Wipe up spilled fuel before starting the engine. Refer to Engine Owner’s Manual for correct procedureNOTICE: Use of fuels with greater than 10% ethanol are not approved for use in this product per EPA regulations and will damage the unit and void the warranty..
2. Check engine oil level. Refer to Engine Owner’s Manual for correct procedure.
3. Check pump oil level. The oil level should come to the dot in the middle of the sight glass. Refer to the Pump paragraph under Maintenance.
4. Connect the water hose to the water source. Turn the water source on to remove all air from the hose. When a steady stream of water is present, turn the water source off.
5. Verify the filter screen (O) is in water inlet of pump. NOTE: Convex  side faces out.
6. Connect water source (N) to pump inlet (J). NOTE: Water source must provide a minimum of 5 gallons per minute at 20 PSI.
7. Connect high pressure hose (C) to pump outlet (I).WARNING: To reduce the possibility of contamination always protect against back flow when connected to a potable water system.
8. Choose the correct nozzle for the job to be performed. See How To Use spray Wand instructions in this section. NOTE: If applying a chemical or cleaning solution, see How To Apply Chemicals/Cleaning Solvents instructions in this section.
9. Turn water source on.NOTICE: Risk of property damage. Failure to do so could cause damage to the pump.
10.  Remove all air from the pump and high pressure hose by depressing trigger until a steady stream of water is present.
11. Start engine. See Engine Owner’s Manual for correct procedure. WARNING: Risk of unsafe operation. If engine does not start after two pulls, squeeze trigger of gun to relieve pump pressure. Pull starter cord slowly until resistance is felt. Then pull cord rapidly to avoid kickback and prevent hand or arm injury.Note: If the oil level in the engine is low, the engine will not start. If the engine does not start, check the oil level and add oil as needed.
12.  Depress trigger on gun to start water flow.
13. WARNING: Risk of unsafe operation. Stand on a stable surface andgrip gun/spray wand firmly with both hands. Expect the gun to kick when triggered. 13. Release trigger to stop water flow. WARNING: Risk of injury from spray. Always engage the trigger lock (P) when gun is not in use. Failure to do so could cause accidental spraying.

Shutting down 

1. After each use, if you have applied chemicals, place detergent siphon hose into container of clean water and draw clean water through chemical injection system to rinse system thoroughly.
2. NOTICE: Risk of property damage. Failure to do so could cause damage to the pump.Turn engine off. See Engine Owner’s Manual.NOTICE: Risk of property damage. NEVER turn the water off with the engine running.
3. Turn water source off.
4. Pull trigger on spray gun to relieve any water pressure in hose or spray gun.NOTE: Failure to release system pressure will prevent removal of high pressure hose from spray gun or pump connection.
5. See Storage section in this manual for proper storage procedures.

Maintenance

WARNING: Risk of burn hazard. When performing maintenance, you may be exposed to hot surfaces, water pressure or moving parts that can cause serious injury or death. WARNING: Risk of fire hazard. Always disconnect, spark plug wire, let the engine cool and release all water pressure before performing any maintenance or repair. The engine contains flammable fuel. Do not smoke or work near open flames while performing maintenance.

To ensure efficient operation and longer life of your pressure washer, a routine maintenance schedule should be prepared and followed. If the pressure washer is used in unusual conditions, such as high-temperatures or dusty conditions, more  frequent maintenance checks will be required.

Engine

Consult the Engine Owner’s Manual for the manufacturer’s recommendations for any and all maintenance. NOTE: The engine drain plug is located at the rear  of the unit.

PUMP (fig. 12) 

NOTE: The Pump was filled with oil at the factory. The preferred oil is SIMPSON® Premium Pump Crankcase Oil. If this oil is not available, an SAE 15W-40 oil may be used. Change the pump oil after the first 50 hours of operation and every 100 hours thereafter, or every 3 months.

To Check Oil 

The oil level should come to the dot in the middle of the sight glass (AA).

How To Change Pump Oil

1. Loosen pump oil fill plug (BB).
2. Place a container under the pump oil drain plug (CC).
3. Remove pump oil drain plug.
4. After oil is drained, replace pump oil drain plug. Tighten securely.
5. Refill pump using SIMPSON® Premium Pump Crankcase Oil. If this oil is not available, an SAE 15W-40 oil may be used.
6. Replace pump oil fill plug and tighten securely.If there is a problem with the pump contact us at www.simpsoncleaning.com

Connections

Connections on pressure washer hoses, gun and spray wand should be cleaned regularly and lubricated with light oil or lithium grease to prevent leakage and damage to the o-rings.

NOZZLE CLEANING (fig. 13) 

If the nozzle becomes clogged with foreign materials, such as dirt, excessive pressure may develop. If the nozzle becomes partially clogged or restricted, the pump pressure will pulsate. Clean the nozzle immediately using the nozzle kit supplied and the following instructions:

1. Shut off the pressure washer and turn off the water supply.
2. Pull trigger on gun handle to relieve any water pressure.
3. Disconnect the spray wand from the gun.
4. Remove the high pressure nozzle (K) from the spray 13 K wand. Remove any obstructions with the nozzle cleaning tool provided and back flush with clean water.
5. Direct water supply (N) into nozzle to back flush loosened particles for 30 seconds.
6. Reassemble the nozzle to the wand.
7. Reconnect spray wand to gun and turn on water supply.
8.  Start pressure washer and place spray wand into high  pressure setting to test.

CLEAN THE WATER INLET FILTER (fIG. 8)This screen filter should be checked periodically and cleaned if necessary.

1. Remove filter by grasping end and removing it from water inlet of pump.
2. Clean filter by flushing it with water on both sides.
3. Re-insert filter into water inlet of pump.

NOTE: Convex side faces out.

NOTE: Do not operate the pressure washer without filter properly installed.

STORAGE

ENGINEConsult the Engine Owner’s Manual for manufacturer’s recommendations for storage.PUMPThe manufacturer recommends using SIMPSON® / POWERWASHER® Pump Guard or equivalent when storing the unit for more than 30 days and/or when freezing temperatures are expected. SIMPSON® / POWERWASHER® Pump Guard is environmentally friendly.NOTE: Using pump guard helps provide proper lubrication to the internal seals of the pump regardless of temperature or environment.

NOTICE: Risk of property damage. Use only SIMPSON® / POWERWASHER® Pump Guard or equivalent. Other products could be corrosive and/or contain alcohol which may cause pump damage.

PRESSURE WASHER

1. Drain all water from high pressure hose and wrap it onto hose wrap.
2. Drain all water from the spray gun and wand by holding spray gun in a vertical position with nozzle end pointing down and squeezing trigger. Store in gun holder.
3. Wrap up and secure detergent siphon hose so it is protected from damage

ACCESSORIES

DANGER: Risk of fluid injection. When using replacement spray wands or guns with this pressure washer, DO NOT use a spray wand and/or spray gun/ wand combination that is shorter in length than what was provided with this pressure washer as measured from the nozzle end of the wand to the gun trigger.

NOTICE: The use of any other accessory not recommended for use with this tool could be hazardous. Use only accessories rated equal to or greater than the rating of the pressure washer.

Service Information

Do not return this product to your retailer. Please contact our customer service department at www.simpsoncleaning.com.

LIMITED WARRANTY

The manufacturer of this product agrees to repair or replace designated parts that prove defective within the warranty period listed below at the manufacturer’s sole discretion. Specific limitations/extensions and exclusions apply.This warranty covers defects in material and workmanship and not parts failure due to normal wear, depreciation, abuse, accidental damage, negligence, improper use, maintenance, water quality or storage. To make a claim under the terms of the warranty, all parts said to be defective must be retained and available for return upon request to a designated Warranty Service Center for warranty inspection. The judgments and decisions of the manufacturer concerning the validity of warranty claims are final.

These warranties pass through to the end user and are non-transferable. As a factory authorized and trained Warranty Service Center, the factory will honor the terms of all component warranties and satisfy claims of the appropriate warranty provisions. Normal wear items include, but are not limited to, valves and seals, which are not covered by this warranty.

This warranty replaces all other warranties, express or implied, including without limitation any warranties of merchantability or fitness for a particular purpose and all such warranties are hereby disclaimed and excluded by the manufacturer. The manufacturer’s warranty obligation is limited to repair and replacement of defective products as provided herein and the manufacturer shall not be liable for any further loss, damages, or expenses – including damages from shipping, accident, abuse, acts of God, misuse, or neglect. Neither is damage from repairs using parts not purchased from the manufacturer or alterations performed by non-factory authorized personnel. Failure to install and operate equipment according to the guidelines put forth in the instruction manual shall void warranty.

This warranty does not cover the following: machines used for rental purposes, damage resulting from shipping (claims must be filed with freighter), accident, abuse, act of God, misuse, or neglect. Neither is damage from repairs or alterations performed by non-factory authorized personnel or failure to install and operate equipment according to the guidelines put forth in the instruction manual. The manufacturer will not be liable to any persons for consequential damage, for personal injury, or for commercial loss.

Warranty does not apply to failures due to: 

• Freight damage
• Damage due to chemical deterioration, scale build up, rust, corrosion or thermal expansion
• Freeze damage
• Damage caused by parts or accessories not obtained from an authorized dealer or not approved by the manufacturer.
• Normal wear of moving parts or components affected by moving parts.

Engine

Covered by engine manufacturer warranty. See engine manual.

HIGH pressure pump (Defects in Material and workmanship)

Covered by pump manufacturer warranty.,

OTHER COMPONENTS (defects in material and workmanship) 

Includes nozzles, hoses, spray guns, wands Ninety (90) days from date of purchase.

Trouble shooting guide

OPERATIONAL ISSUE	POSSIBLE CAUSE	SOLUTION
Engine will not start (see Engine Owner’s Manual for   further engine troubleshooting)	No fuel	Add fresh fuel
Pressure builds up after two pulls on the recoil starter or after initial use	Squeeze gun trigger to relieve pressure
Choke lever in the “No Choke” position	Move choke to the “Choke” position
Spark plug wire not attached	Attach spark plug wire
Engine switch in OFF position.	Place engine switch in ON position.
Choke lever in the “Choke” position on a “hot” engine or an engine that has been exposed to thermal heat for a long period of time.	Move choke to the “No Choke”position.
No or low pressure (initial use)	Spray wand not in high pressure	See How to Use Spray Wand instructions in the Operation Section
Low water supply	Water supply must be at least 5 gpm @ 20 PSI
Leak at high pressure hose fitting	Repair leak. Apply sealant tape if necessary
Nozzle obstructed	See Nozzle Cleaning instructions in the Maintenance section
Water filter screen clogged	Remove and clean filter. See Cleaning Water Inlet Filter paragraph in the Maintenance section for the correct procedure

OPERATIONAL ISSUE	POSSIBLE CAUSE	SOLUTION
	Air in hose	Turn off the engine, then the water source. Disconnect the water source from thepump inlet and turn the water source on to remove all air from the hose. When thereis a steady stream of water present, turn water source off. Re-connect water source to pump inlet and turn on water source. Squeeze trigger to remove remaining air
Choke in the “Choke” position	Move choke to the “No Choke” position
High pressure hose is too long	Use high pressure hose under   100 feet (30 m)
Will not draw chemicals	Spray wand not in low pressure	See How to Use Spray Wand paragraph in the Operation Section
Chemical filter clogged	Clean filter
Chemical screen not in cleaning solution	Make sure end of detergent siphon hose is fully submerged into cleaning solution
Chemical too thick	Dilute chemical. Chemical should be the same consistency as water
Will not draw chemicals	Pressure hose is too long	Lengthen water supply hose instead of high pressure hose
Chemical build up in chemical injector	Please contact our customer service department at www.simpsoncleaning.com
No or low pressure   (after period of normal use)	Worn seal or packing	Please contact our customer service department at www.simpsoncleaning.com
Worn or obstructed valves	Please contact our customer service department at   www.simpsoncleaning.com
Worn unloader piston	Please contact our customer   service department at www.simpsoncleaning.com
Water leaking at gun/spray wand   connection	Worn or torn o-ring	Check and replace
Loose hose connection	Tighten

Water leaking at pump	Loose connections	Tighten
Piston packings worn	Please contact our customer service department at www.simpsoncleaning.com
Worn or torn o-ring	Please contact our customer service department at www.simpsoncleaning.com
Pump head or tubes damaged from freezing	Please contact our customer service department at www.simpsoncleaning.com
Pump pulsates	Nozzle obstructed	See Nozzle Cleaning paragraph in the Maintenance section for the correct procedure
Oil leaking at pump	Oil seals worn.	Please contact our customer service department at www.simpsoncleaning.com
Loose drain plug	Tighten
Worn drain plug o-ring	Check and replace
Worn fill plug o-ring	Check and replace
Pump overfilled	Check for correct amount
Incorrect oil used	Drain and fill with correct amount and type of oil
Vent plug is clogged	Clean vent plug; blow air through it to remove any blockage. If problem persists, replace plug
Air filter filled with oil	Clean and/or replace filter element. Refer to Engine Owner’s Manual for correct procedure.

Internet Address: www.simpsoncleaning.comWarranty Registration via Internet

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References

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