INSTRUCTION MANUALAIR COMPRESSORCMXECXA0200341
IF YOU HAVE QUESTIONS OR COMMENTS, CONTACT US.1-888-899-01461-888-331-4569WWW.CRAFTSMAN.COM
Definitions: Safety Alert Symbols and WordsThis instruction manual uses the following safety alert symbols and words to alert you to hazardous situations and your risk of personal Hwy or property damage.DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury
Components
- Plug
- Grounding pin
- Grounded outlet
- On/Off switch
- Tank pressure gauge
- Quick connect
- Regulator knob
- Safety valve
- Outlet pressure gauge
- Drain valve
- Handle
SAVE ALL WARNINGS AND INSTRUCTIONS FOR FUTURE REFERENCE
What can happen | How to prevent it |
It is normal for electrical contacts within the motor and pressures witch to spark. | Always operate the compressor in a well-ventilated area free of combustible materials, gasoline, or solvent vapors. |
If electrical sparks from compressors come into contact with flammable vapors, they may ignite, causing fire or explosion. | If spraying flammable materials, locate compressor at least 20 feet (6.1 m) away from spray area. An additional length of hose may be required. |
Store flammable materials in a secure location away from the compressor. | |
Restricting any of the compressor ventilation openings will cause serious overheating and could cause a fire. | Never place objects against or on top of the compressor pump. |
Operate compressor in an open area at least 12″ (30.5 cm) away from any wall or obstruction that would restrict the flow of fresh air to the ventilation openings. | |
Operate compressor in a clean, dry well-ventilated area. Do not operate the unit indoors or in any confined area. | |
Unattended operation of this product could result in personal injury or property damage. To reduce the risk of fire, do not allow the compressor to operate unattended. | Always remain in attendance with the product when it is operating. |
Always turn off and unplug the unit when not in use. |
What can happen | How to prevent it |
Under some conditions andduration of use, noise fromthis product may contribute tohearing loss. | Always wear certified safetyequipment: ANSI S12.6 (S3.19)hearing protection. |
What can happen | How to prevent it |
The compressed air directly from your compressor is not safe for breathing. The airstream may contain carbon monoxide, toxic vapors, or solid particles from the air tank. Breathing these contaminants can cause serious injury or death. | Air obtained directly from the compressor should never be used to supply air for human consumption. In order to use air produced by this compressor for breathing, suitable filters and in-line safety equipment must be properly installed. In-line filters and safety equipment used in conjunction with the compressor must be capable of treating air to all applicable local and federal codes prior to human consumption. |
Exposure to chemicals in dust created by power sanding, sawing, grinding, drilling, and other construction activities mabe harmful. | Work in an area with good ventilation. Read and follow the safety instructions provided on the label or safety data sheets for the materials you are spraying. Always use certified safety equipment: OSHA/MSHA/NIOSH respiratory protection designed for use with your specific application. |
Sprayed materials such as paint, paint solvents, paint remover, insecticides, weed killers, may contain harmful vapors and poisons. |
Air Tank: On February 26, 2002, the U.S. Consumer Product Safety Commission published Release # 02-108 concerning air compressor tank safety: Air compressor receiver tanks do not have an infinite life. Tank life is dependent upon several factors, some of which include operating conditions, ambient conditions, proper installations, field modifications, and the level of maintenance. The exact effect of these factors on air receiver life is difficult to predict. If proper maintenance procedures are not followed, internal corrosion to the inner wall of the air receiver tank can cause the air tank to unexpectedly rupture allowing pressurized air to suddenly and forcefully escape, posing risk of injury to consumers.Your compressor air tank must be removed from service by the end of the year shown on your tank warning label. The following conditions could lead to a weakening of the air tank, and result in a violent air tank explosion:
What can happen | How to prevent it |
Failure to properly drain condensed water from air tank, causing rust and thinning of the steel air tank. | Drain air tank daily or after each use. If air tank develops a leak, replace it immediately with a new air tank or replace the entire compressor. |
Modifications or attempted repairs to the air tank. | Never drill into, weld, or make any modifications to the air tank or its attachments. Never attempt to repair a damaged or leaking air tank. Replace with a new air tank. |
Unauthorized modifications to the safety valve or any other components which control air tank pressure. | The air tank is designed to withstand specific operating pressures. Never make adjustments or parts substitutions to alter the factory set operating pressures. |
Attachments & accessories: | |
Exceeding the pressure rating of air tools, spray guns, air-operated accessories, tires, and other inflatables can cause them to explode or fly apart, and could result in serious injury. | Follow the equipment manufacturer’s recommendation and never exceed the maximum allowable pressure rating of attachments. Never use a compressor to inflate small low-pressure objects such as children’s toys, footballs, basketballs, etc. |
Tires: | |
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. |
What can happen | How to prevent it |
Your air compressor is powered by electricity. Like any other electrically powered device, If it is not used properly it may cause electric shock. | Never operate the compressor outdoors when it is raining or in wet conditions. |
Never operate the compressor with protective covers removed or damaged. | |
Repairs attempted by unqualified personnel can result in serious injury or death by electrocution. | Any repairs required on this product should be performed by authorized service center personnel. |
Electrical Grounding: Failure to provide adequate grounding to this product could result in serious injury or death from electrocution. See Grounding Instructions under Installation. | Make certain that the electrical circuit to which the compressor is connected provides a proper electrical grounding, correct voltage, and adequate fuse protection. |
What can happen | How to prevent it |
The compressed air stream can cause soft tissue damage to exposed skin and can propel dirt, chips, loose particles, and small objects at high speed, resulting in property damage or personal injury. | Always wear certified safety equipment: ANSI Z87.1 eye protection (CAN/CSA Z94.3) with side shields when using the compressor. |
Never point any nozzle or sprayer toward any part of the body or at other people or animals. | |
Always turn the compressor off and bleed pressure from the air hose and air tank before attempting maintenance, attaching tools or accessories. |
What can happen | How to prevent it |
Touching exposed metal such as the compressor head, engine head, engine exhaust or outlet tubes, can result in serious burns. | Never touch any exposed metal parts on the compressor during or immediately after operation. The compressor will remain hot for several minutes after the operation. Do not reach around protective shrouds or attempt maintenance until the unit has been allowed to cool. |
What can happen | How to prevent it |
Serious injury can result from attempting to lift too heavy an object. | The compressor is too heavy to be lifted by one person. Obtain assistance from others before lifting. |
What can happen | How to prevent it |
Moving parts such as the pulley, flywheel, and belt can cause serious injury if they come into contact with you or your clothing. | Never operate the compressor with guards or covers which are damaged or removed |
Keep your hair, clothing, and gloves away from moving parts. Loose clothes, jewelry, or long hair can be caught in moving parts. | |
Air vents may cover moving parts and should be avoided as well. | |
Attempting to operate a compressor with damaged or missing parts or attempting to repair the compressor with protective shrouds removed can expose you to moving parts and can result in serious injury. | Any repairs required on this product should be performed by authorized service center personnel. |
What can happen | How to prevent it |
Unsafe op er a tion of your air compressor could lead to serious injury or death to you or others. | Review and understand all instructions and warnings in this manual. |
Become familiar with the operation and controls of the air compressor. | |
Keep operating area clear of all persons, pets, and obstacles. | |
Keep children away from the air compressor at all times. | |
Do not operate the product when fatigued or under the influence of alcohol or drugs. Stay alert at all times. | |
Never defeat the safety features of this product. | |
Equip the area of operation with a fire extinguisher. | |
Do not op er ate machine with missing, broken, or unauthorized parts. | |
Never stand on the compressor. |
What can happen | How to prevent it |
A portable compressor can fall from a table, workbench, or roof causing damage to the compressor and could result in serious injury or death to the operator. | Always operate the compressor in a stable secure position to prevent accidental movement of the unit. Never operate compressor on a roof or other elevated position. Use an additional air hose to reach high locations. |
Specifications
Model | CMXECXA0200341 |
Voltage/Hz-Single Phase | 120/60 |
Minimum Branch Circuit Requirement | 11 amps |
Air Tank Capacity | 3 Gallons (11.4 liters) |
Approximate Cut-in Pressure | 155 psig |
Approximate Cut-out Pressure | 125 psig |
Model | CMXECXA0200341 |
SCFM @ 40 psig | 3.7 * |
SCFM @ 90 psig | 2.6 * |
Regulated Pressure Rating (Approximate) | 0–155 psi |
Duty Cycle | 50% |
*Tested per ISO 1217Refer to Glossary for abbreviations.
Glossary
Become familiar with these terms before operating the unit.CFM: Cubic feet per minute.SCFM: Standard cubic feet per minute; a unit of measure of air delivery.PSIG: Pounds per square inch gauge; a unit of measure of pressure.Code Certification: Products that bear one or more of the following marks: UL, CUL, CULUS, ETL’, CETL, CETLUS, have been evaluated by OSHA certified independent safety laboratories and meet the applicable Standards for Safety.Cut-In Pressure: While the motor is off, air tank pressure drops as you continue to use your accessory. When the tank pressure drops to a certain lower level the motor will restart automatically. The low pressure at which the motor automatically restarts is called “cut-in. pressure.Cut-Out Pressure: When an air compressor is turned on and begins to run, air pressure in the air tank begins to build. It builds to a certain high pressure before the motor automatically shuts off, protecting your air tank from pressure higher than its capacity. The high pressure at which the motor shuts off is called “cut-out pressure. Branch Circuit Circuit carrying electricity from electrical panel to outlet.Duty Cycle: For proper operation of your air compressor, it is recommended that a 50% duty cycle be maintained; that is, the air compressor should not run more than 5 minutes in any 10 minute period.
ASSEMBLY AND ADJUSTMENTS
UNPACKING
Remove unit from the carton and discard all packaging.
INSTALLATION
How To Set Up Your UnitLocation of the Air Compressor
- Locate the air compressor in a clean, dry and well-ventilated area.
- The air compressor should be located at least 12″ (30.5 cm) away from the wall or other obstructions that will interfere with the flow of air.
- The air compressor pump and shroud are designed to allow for proper cooling. The ventilation openings on the compressor are necessary to maintain proper operating temperature. Do not place rags or other containers on or near these openings.
Grounding Instructions (Fig. A)
WARNING: Risk of Electrical Shock. In the event of a short circuit, grounding reduces the risk of shock by providing an escape wire for the electric current. This air compressor must be properly grounded.
The portable air compressor is equipped with a cord having a grounding wire with an appropriate grounding plug 1.
- The cord set and plug 1 with this unit contain a grounding pin 2. This plug MUST be used with a grounded outlet 3.IMPORTANT: The outlet being used must be installed and grounded in accordance with all local codes and ordinances.
- Make sure the outlet being used has the same configuration as the grounded plug. DO NOT USE AN ADAPTER. Refer to Fig. A.
- Inspect the plug and cord before each use. Do not use if there are signs of damage.
- If these grounding instructions are not completely understood, or if in doubt as to whether the compressor is properly grounded, have the installation checked by a qualified electrician.
- Do not modify the plug provided. If it does not fit the available outlet, a correct outlet should be installed by a qualified electrician.
- Repairs to the cord set or plug MUST be made by a qualified electrician.
Extension Cords
If an extension cord must be used, be sure it is:
- a 3-wire extension cord that has a 3-blade grounding plug, and a 3-slot receptacle that will accept the plug on the product
- in good condition
- no longer than 50′ (15.2 m)
12 gauge (AWG) or larger. (Wire size increases as gauge number decreases. 10 AWG and 8 AWG may also be used. DO NOT USE 14 OR 16 AWG.)NOTICE: Risk of Property Damage. The use of an undersized extension cord will cause the voltage to drop resulting in power loss to the motor and overheating. instead of using an extension cord, increase the working reach of the air hose by attaching another length of hose to its end. Attach additional lengths of hose as needed.
Voltage and Circuit ProtectionRefer to Specifications for the voltage and minimum branch circuit requirements.The voltage supply to the circuit must comply with the National Electrical Code.
OPERATION
Know Your Air Compressor
READ THIS OWNERS MANUAL AND SAFETY RULES BEFORE OPERATING YOUR UNIT. Compare the illustrations with your unit to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference.Description of Operation (Fig. A)Become familiar with these controls before operating the unit.
On(I)/Off(0) Switch: Place this switch 4 in the On(I) position to provide automatic power to the pressure switch and Off(0) to remove power at the end of each use.Pressure Switch (not shown): The pressure switch automatically starts the motor when the air tank pressure drops below the factory set “cut-in” pressure. It stops the motor when the air tank pressure reaches the factory set “cut-out” pressure.Safety Valve: If the pressure switch does not shut off the air compressor at its “cut-out” pressure setting, the safety valve 8 will protect against high pressure by “popping ours at its factory set pressure (slightly higher than the pressure switch “cut-out” setting).Tank Pressure Gauge: The tank pressure gauge 5 indicates the reserve air pressure in the tank.Outlet Pressure Gauge: The outlet pressure gauge 9 indicates the air pressure available at the outlet side of the regulator. This pressure is controlled by the regulator and is always less than or equal to the tank pressure.Regulator. Controls the air pressure shown on the outlet pressure gauge. Turn regulator knob 7 clockwise to increase pressure and counterclockwise to decrease pressure.Cooling System (not shown): This compressor contains an advanced design cooling system. At the heart of this cooling system is an engineered fan. It is perfectly normal for this fan to blow air through the vent holes in large amounts. You know that the cooling system is working when air is being expelled.Air Compressor Pump (not shown): Compresses air into the air tank Working air is not available until the compressor has raised the air tank pressure above that required at the air outlet.Drain Valve: Drain valve 10 is located at the base of the air tank and is used to drain condensation at the end of each use.
Check Valve (not shown): When the air compressor is operating, the check valve is “open”, allowing compressed air to enter the air tank. When the air compressor reaches “cut-out” pressure, the check valve “closes”, allowing air pressure to remain inside the air tank.
Motor Overload Protector (not shown): The motor has a thermal overload protector. If the motor overheats for any reason, the overload protector will shut off the motor. The motor must be allowed to cool down before restarting. To restart:
- Set the On/Off switch to “OF and unplug unit.
- Allow the motor to cool.
- Plug the power cord into the correct branch circuit receptacle.
- Set the On/Off switch to “On” position.
Quick Connect: The quick connect 6 accepts industrial quick connect plugs.How to Use Your Unit (Fig. A, B)How to Stop
- Set the On/Off switch 4 to “Oft.
- Unplug unit when not in use.
Before StartingWARNING: Do not operate this unit until you read this instruction manual for safety, operation, and maintenance instructions.
Before Each Start–Up
- Set the On/Off switch 4 to “Off’.
- Plug the power cord into the correct branch circuit (Refer to Voltage and Circuit Protection paragraph in the Installation section of this manual.)
- Turn regulator knob 7 counterclockwise until fully Ensure regulated pressure gauge reads 0 PSI (0 kPa). Fig. B
- Attach hose and accessories.
- Ensure all covers and labels are in place, legible (for labels) and securely mounted. Do not use the compressor until all items have been verified.
How to Start
- Set the On/Off switch 4 to “On” and allow tank pressure to Motor will stop when tank pressure reaches “cut-out” pressure.
- Turn regulator knob 7 clockwise to increase pressure and stop when desired pressure is reached.
MAINTENANCE
Customer Responsibilities
Before each use | Daily or after each use | See tank warning label |
Check Safety Valve | X | |
Drain Tank | X | |
Remove tank from service | X1 |
1- For more information, call our Customer Care Center at 1-888-899-0146 or 1-888-331-4569.
To Check Safety Valve (Fig. C)
Before starting the compressor, pull the ring on the safety valve 8 to make sure that the safety valve operates freely. If the valve is stuck or does not operate smoothly, it must be replaced with the same type of valve.
To Drain Tank (Fig. A, D)
NOTICE: Risk of Property Damage. Drain water from the air tank may contain oil and rust which can cause stains.
- Set the On/Off switch 4 to “Off”.
- Turn the regulator knob 7 counterclockwise to set the outlet pressure to zero.
- Remove the air tool or accessory.
- Place a suitable container under the drain valve to catch discharge.
- Pull ring on safety valve 8 allowing air to bleed from the tank until tank pressure is approximately 20 psi. Release safety valve ring.
- Drain water from air tank by opening drain valve 10 on the bottom of the tank.
- After the water has been drained, close the drain valve. The air compressor can now be stored.
NOTE: If the drain valve is plugged, release all air pressure. The valve can then be removed, cleaned, the reinstalled.Cleaning
Accessories
Recommended accessories for use with your tool are available at extra cost from your local dealer or authorized service center. If you need assistance in locating any accessory, please contact CRAFTSMAN, call 1-888-899-0146 or 1-888-331-4569.
Register Online
Thank you for your purchase. Register your product now for:WARRANTY SERVICE: Registering your product will help you obtain more efficient warranty service in case there is a problem with your product.
- CONFIRMATION OF OWNERSHIP: In case of an insurance loss, such as fire, flood or theft, your registration of ownership will serve as your proof of purchase.
- FOR YOUR SAFETY: Registering your product will allow us to contact you in the unlikely event a safety notification is required under the Federal Consumer Safety Act.
Register online at www.craftsman.com/registration or www.altonlndustries.com/register
FREE WARNING LABEL REPLACEMENT: If your warning labels become illegible or are missing, call 1488-899-0146 or 1-888-331-4569 for a free replacement.
One Year Limited Warranty
CRAFTSMAN will repair or replace, without charge, any defects due to faulty materials or workmanship for one year from the date of purchase. This warranty does not cover part failure due to normal wear or tool abuse. For further detail of warranty coverage and warranty repair information, visit www.craftsman.com or call 1-888-899-0146 / 1-888-331-4569. This warranty does not apply to accessories or damage caused where repairs have been made or attempted by others. THIS LIMITED WARRANTY IS GIVEN IN LIEU OF ALL OTHERS, INCLUDING THE IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, AND EXCLUDES ALL INCIDENTAL OR CONSEQUENTIAL DAMAGES. Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages, so these limitations may not apply to you. This warranty gives you specific legal rights and you may have other rights which vary in certain states or provinces.
90 DAY MONEY-BACK GUARANTEE
If you are not completely satisfied with the performance of your CRAFTSMAN Power Tool, Laser, or Nailer for any reason, you can return it within 90 days from the date of purchase with a receipt for a full refund — no questions asked.
LATIN AMERICA: This warranty does not apply to products sold in Latin America. For products sold in Latin America, see country-specific warranty information contained either in the packaging, call the local company or see the website for warranty information.
TROUBLESHOOTING
PROBLEM | CAUSE | CORRECTION |
Excessive tank pressure – safety valve pops off. | The pressure switch does not shut off motor when the compressor reaches cutout” pressure. Pressure switch “cut-out” too high. | Move On/Off lever to the “Off” position, if the outfit does not shut off contact a Trained Service Technician. Contact a Trained Service Technician. |
Air leaks at fittings. | Tube fittings are not tight enough. | Tighten fittings where air can be heard escaping. Check fittings with a soapy water solution. Do Not Overtighten. |
Air leaks in air tank or at air
tank welds. |
Defective air tank. | Air tank must be replaced. Do not repair the leak. |
Air leaks between head and valve plate. | Leaking seal. | Contact a Trained Service Technician. |
Air leak from safety valve | Possible defect in safety valve. | Operate safety valve manually by pulling on ring. If the valve still leaks, it should be replaced. |
Knocking Noise. | Possible defect in safety valve. | Operate safety valve manually by pulling on ring. If the valve still leaks, it should be replaced. |
The pressure reading on the regulated pressure gauge drops when an accessory is used. | It is normal for “some” pressure drop to occur. | If there is an excessive amount of pressure drop when the accessory is used, adjust the regulator following the instructions in the Description of Operation paragraph in the Operation Section.NOTE: Adjust the regulated pressure under flow conditions (while the accessory is being used). |
The compressor is not supplying enough air to operate accessories. | Prolonged excessive use of air. The compressor is not large enough for air requirements. Hole in hose. Check valve restricted. Air leaks. | Decrease amount of air usage. Check the accessory air requirement. If it is higher than the SCFM or pressure supplied by your air compressor, you need a larger compressor. Check and replace if required. Have checked by a Trained Service Technician. Tighten fittings. |
The regulator knob has a continuous air leak. | Damaged regulator. | Replace. |
The regulator will not shut the off air outlet. | Damaged regulator. | Replace. |
A motor will not run. | Fuse blown, circuit breaker tripped. An extension cord is a wrong length or gauge. Loose electrical connections. Faulty motor. The motor overload protection switch has tripped. | Check the fuse box for a blown fuse and replace as necessary. Reset circuit breaker. Do not use a fuse or circuit breaker with a higher rating than that specified for your particular branch circuit. Check for the proper fuse. You should use a time-delay fuse. Check for low voltage problems. Check the extension cord. Disconnect the other electrical appliances from the circuit or operate the compressor on its own branch circuit. Check the extension cord. Check wiring connection inside the terminal box. Have checked by a Trained Service Technician. Refer to Motor Overload Protector under Description of Operation. If motor overload protection trips frequently, contact a Trained Service Technician. |
References
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