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INSTRUCTION MANUAL
Oil-Free
Air Compressor
(66-501-1)
PART NO. A08591 Rev. 0 11/04
Copyright © 2004 Delta Machinery
To learn more about DELTA MACHINERY
ESPAÑOL: PÁGINA 25
visit our website at: www.deltamachinery.com.
FRANÇAIS: PAGE 49
For Parts, Service, Warranty or other Assistance,
please call 1-866-422-4286.
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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. Indicates a potentially Indicates an hazardous situation imminently hazardous which, if not avoided, may result in minor situation which, if not avoided, will result
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IMPORTANT SAFETY INSTRUCTIONS Save these instructions Improper operation or maintenance of this product could result in serious injury and property damage. Read and understand all warnings and operation instructions before using this equipment. HAZARD WARNING: Risk of explosion or fire What Could Happen How To Prevent It It is normal for electrical contacts within Always operate the compressor in a the motor and pressure switch to spark. well ventilated area free of combustible materials, ga
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HAZARD WARNING: Risk of Bursting Air Tank: The following conditions could lead to a weakening of the tank, and result in a violent tank explosion and could cause property damage or serious injury. What Could Happen How To Prevent It Drain tank daily or after each use. Failure to properly drain condensed water from tank, causing rust and If tank develops a leak, replace it thinning of the steel tank. immediately with a new tank or replace the entire compressor. Modifications or attempted rep
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HAZARD WARNING: Risk of Electrical Shock What Could Happen How To Prevent It Your air compressor is powered by Never operate the compressor outdoors electricity. Like any other electrically when it is raining or in wet conditions. powered device, If it is not used Never operate compressor with properly it may cause electric shock. protective covers removed or damaged. Repairs attempted by unqualified Any electrical wiring or repairs required personnel can result in serious injury on this pro
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HAZARD WARNING: Risk of Burns What Could Happen How To Prevent It Never touch any exposed metal parts Touching exposed metal such as the on compressor during or immediately compressor head or outlet tubes, can after operation. Compressor will remain result in serious burns. hot for several minutes after operation. Do not reach around protective shrouds or attempt maintenance until unit has been allowed to cool. HAZARD WARNING: Risk from Moving Parts What Could Happen How To Prevent It Mov
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HAZARD WARNING: Risk of Serious Injury or Property Damage When Transporting Compressor (Fire, Inhalation, Damage to Vehicle Surfaces) What Could Happen How To Prevent It Oil can leak or spill and could result Always place COMPRESSOR on a in fire or breathing hazard; serious protective mat when transporting to injury or death can result. oil leaks will protect against damage to vehicle from damage carpet, paint or other surfaces leaks. Remove COMPRESSOR from in vehicles or trailers. vehicl
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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, ETL, CETL, have been evaluated by OSHA certified independent safety laboratories and meet the applicable Underwriters Laboratories Standards for Safety. Cut-In Pressure: Wh
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ASSEMBLY The wheels and handle do not provide adequate clearance, stability or support for pulling the unit up and down stairs or steps. The unit must be lifted, or pushed up a ramp. 1. Submerge handle grip into warm soapy water to make installation Compressor Saddle easier. Remove handle grip from soapy water and slide onto handle. Screw Tab 2. Slide handle through holes in Handle compressor saddle onto tabs. Secure with screws, one on each side. It will be necessary to brace or support
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GROUNDING INSTRUCTIONS 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 (see illustrations). The plug must be used with an outlet that has been installed and grounded in accordance with all local codes and ordinances. Grounding Pin
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Voltage and Circuit Protection Refer to the Parts Manual for the voltage and minimum branch circuit requirements. Certain air compressors can be operated on a 15 amp circuit if the following conditions are met. 1. Voltage supply through branch circuit is 15 amps. 2. Circuit is not used to supply any other electrical needs (lights, appliances, etc.). 3. Extension cords comply with specifications. 4. Circuit is equipped with a 15 amp circuit breaker or 15 amp time delay fuse. NOTE: If compres
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OPERATION Know Your Air Compressor READ THIS OWNER’S 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 Become familiar with these controls before operating the unit. On/Auto/Off Switch: Turn this switch ON to provide automatic power to the pressure switch and OFF to remove Pressure On/Auto/Off power at the
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How to Use Your Unit How to Stop: 1. Set the On/Auto/Off lever to "OFF". Before Starting Break-in Procedure Risk of Unsafe Operation. Serious damage may result if the following break-in instructions are not closely followed. This procedure is required before the air compressor is put into service and when the check valve or a complete compressor pump has been replaced. 1. Make sure the On/Auto/Off lever is in the "Off" position. NOTE: Pull coupler back until it clicks to prevent air from e
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How to Start: 1. Turn the On/Auto/Off lever to "AUTO" and allow tank pressure to build. Motor will stop when tank pressure reaches "cut-out" pressure. 2. Pull the regulator knob out and turn clockwise to increase pressure. When the desired pressure is reached push knob in to lock in place. The compressor is ready for use. NOTE: Always operate the air compressor in well-ventilated areas free of gasoline or other combustible vapors. If the compressor is being used to operate a sprayer DO NOT
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SERVICE AND ADJUSTMENTS Unit cycles automatically when power is on. When doing Maintenance, you may be exposed to voltage sources, compressed air or moving parts. Personal injuries can occur. Before performing any Maintenance or repair, unplug the compressor and bleed off all air pressure. ALL MAINTENANCE AND REPAIR OPERATIONS NOT LISTED MUST BE PERFORMED BY TRAINED SERVICE TECHNICIAN. Before servicing: • Unplug or disconnect electrical supply to the air compressor. • Bleed tank of
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To Replace Regulator 1. Release all air pressure from air tank. See "To Drain Tank" in the Maintenance section. 2. Unplug outfit. 3. Using an adjustable wrench remove the gauges and hose from the regulator. 4. Remove the regulator. 5. Apply pipe sealant tape to the nipple on the standpipe. 6. Assemble the regulator and orient as shown. NOTE: Arrow indicates flow of air. Make sure it is pointing Regulator in the direction of air flow. 7. Reapply pipe sealant to gauges and hose. 8. Reassemble
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TROUBLESHOOTING Performing repairs may expose voltage sources, moving parts or compressed air sources, moving parts or compressed air sources. Personal injury may occur. Prior to attempting any repairs, unplug the air compressor and bleed off all air tank air pressure. PROBLEM CAUSE CORRECTION Pressure switch does Move On/Auto/Off lever Excessive tank not shut off motor when to the "OFF" position, if pressure - safety compressor reaches "cut- the outfit does not shut off valve pops of
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PROBLEM CAUSE CORRECTION Pressure reading It is normal for "some" If there is an excessive on the regulated pressure drop to occur. amount of pressure drop pressure gauge when the accessory is used, drops when an adjust the regulator following accessory is the instructions in the used. "Description of Operation" paragraph in the "Operation Section. NOTE: Adjust the regulated pressure under flow conditions (while accessory is being used). Decrease amount of air Compressor is Prolo
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PROBLEM CAUSE CORRECTION Motor will not Fuse blown, circuit breaker Check fuse box for blown run. tripped. fuse and replace as necessary. Reset circuit breaker. Do not use a fuse or circuit breaker with higher rating than that specified for your particular branch circuit. Check for proper fuse. You should use a time delay fuse. Check for low voltage problem. Check the extension cord. Disconnect the other electrical appliances from circuit or operate the compressor on its own branch
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AIR COMPRESSOR DIAGRAM * IMPORTANT: Some models were built with a check valve and bushing reducer. If check valve needs to be replaced, remove the old check valve and reducer bushing before replacing with the preferred one piece check valve (Key 18). 9 10 21 13 14 12 20 17 1 16 18* 11 3 15 7 4 7 5 6 2 8 A08591 20- ENG
