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Quincy QP Series Instruction Manual Download Page 1

This manual contains important safety information and must be 

carefully read in its entirety and understood prior to installation 

by all personnel who install, operate and/or maintain this product.

On-line product registration, parts ordering and warranty information is available at www.quincycompressor.com

 

Manual No. 2022201802

July 2014 Edition

QP

 

Series 

2 Stage Compressors

Instruction Manual 

Summary of Contents for QP Series

Page 1: ...d understood prior to installation by all personnel who install operate and or maintain this product On line product registration parts ordering and warranty information is available at www quincycompressor com Manual No 2022201802 July 2014 Edition QPSeries 2 Stage Compressors Instruction Manual ...

Page 2: ......

Page 3: ...7 Location 8 Electrical Supply Requirements 9 Wiring Piping Schematics 10 Mounting 17 System Components 17 Induction System 19 Compressed Air Discharge System 20 SECTION 4 START UP OPERATION Pre Starting Checklist 24 Initial Starting Operating 25 Daily Starting Checklist 26 SECTION 5 MAINTENANCE LUBRICATION Stopping for Maintenance 27 Maintenance Schedule 27 Lubrication 29 Lubricant Filter 30 Pull...

Page 4: ...ng equipment should be read and understood prior to starting the compressor If there are any questions regarding any part of the instructions please call your local Quincy distributor or the Quincy Compressor factory before creating a potentially hazardous situa tion Life limb or equipment could be saved with a simple phone call Compressors are precision high speed mechanical equipment requiring c...

Page 5: ...Compres sor s approval Be sure that all tools shipping and installation debris have been re moved from the compressor and installation site prior to starting the compressor Do not operate the compressor in excess of the ASME pressure vessel rating for the receiver or the service rating of the compressor whichever is lower Make a general overall inspection of the unit daily and correct any unsafe s...

Page 6: ...stributor or the factory check the maintenance requirements and the troubleshooting guide for your compressor Most warranty issues can be resolved by following proper maintenance procedures Quincy Compressor neither states as fact nor in any way implies that the above list of safety precautions is an all inclusive list the observance of which will prevent all damage to property or injury to person...

Page 7: ...eted Principles of Lubrication Systems Pressure Lubricated Compressors QP Series Moving parts within the crankcase are supplied with lubrication by a positive displacement gerotor type oil pump Oil is drawn up from the bottom of the crankcase to the oil pump through an oil sump strainer screen The oil is then forced under pressure through the oil filter Oil travels under pressure through drilled j...

Page 8: ...n Lane Quincy Ill 62305 3116 Water and moisture vapor removal increases the efficiency of air operated equipment reduces contamination and rusting increases the service life of pneumatic equipment and tools prevents air line freeze ups and reduces product rejects ...

Page 9: ...se a triple voltage 115 208 230 single phase motor or 208 230 460 3 phase motor for 208 volts or lower Use a 200 volt or 208 volt motor only Step 5 Read the pressure relief valve nameplate to be sure it does not exceed the working pressure shown on the compressor or any other component in the system Step 6 Read and understand the safety precautions contained within this manual The successful and e...

Page 10: ...ed and operated in a secure level uprightpositioninanareathatisclean dry welllighted adequatelyventilated and not less than 24 inches to a wall or other compressor Note A gas engine will produce carbon monoxide always provide adequate ventilation Inspec tion and mainte nance checks are required daily Therefore sufficient space needs to be provided around the compressor for safe and proper in spect...

Page 11: ...ate wire size and transformer capacity Verify that the electrical supply voltage matches the requirements of the motor A suitable circuit breaker or fused disconnect switch should be provided When a 3 phase motor is used to drive a compressor any unreasonable voltage imbalance between the legs must be eliminated and any high or low voltage corrected to prevent excessive current draw Note This unit...

Page 12: ... L3 CAUTION Verify all wires are secure and fasteners are torqued before connecting power to the unit All wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and grounding between the power supply and the electrical control enclosure in accor dance with the National ...

Page 13: ...1 L2 CAUTION Verify all wires are secure and fasteners are torqued before connecting power to the unit All wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and grounding between the power supply and the electrical control enclosure in accor dance with the National...

Page 14: ...om the pressure switch To Re install the Cover 1 Make sure the switch handle is in the OFF position as shown 2 Carefully slide the cover over the pressure switch DO NOT FORCE 3 Re install the small cover screws and tighten CAUTION Verify all wires are secure and fasteners are torqued before connecting power to the unit At Installation the customer is to provide Branch circuit overcurrent protectio...

Page 15: ...QP Series Quincy Compressor 2022201802 July 2014 13 3501 Wismann Lane Quincy Ill 62305 3116 Fig 3 4 Start Stop Control Piping Schematic WP1781B ...

Page 16: ...QP Series Quincy Compressor 2022201802 July 2014 14 3501 Wismann Lane Quincy Ill 62305 3116 Fig 3 5 Continuous Run Load Unload Control Piping Schematic WP1781C ...

Page 17: ...QP Series Quincy Compressor 2022201802 July 2014 15 3501 Wismann Lane Quincy Ill 62305 3116 Fig 3 6 Dual Control with Pilot Valve Unloading Piping Schematic WP1781A ...

Page 18: ...QP Series Quincy Compressor 2022201802 July 2014 16 3501 Wismann Lane Quincy Ill 62305 3116 Fig 3 7 Dual Control with Solenoid Valve Unloading Piping Schematic WP1781 ...

Page 19: ...dation isolator mounting where necessary Mounting Mobile Units Gas engine driven compressors mounted to truck beds should be fas tened in such a way so as not to create any stress to the air receiver tank Truck beds characteristically have a tendency to flex and could cause damage to the receiver tank if the tank is fastened directly to the truck bed It is the user s responsibility to provide an a...

Page 20: ...never removed before cutting off and locking out the main power supply Check Valves Check valves are designed to prevent back flow of air pressure in the com pressed air system air flows freely in one direction only The check valve must be properly sized for air flow and tempera ture Do not rely upon a check valve to isolate a compressor from a pressurized tank or compressed air delivery system du...

Page 21: ...mote Inlet Filters Depending on the size of the compressor and the size and construction of the room in which the unit operates the air inlet may have to be located outside of the room If it is necessary to remotely install the air filter make the inlet piping as short and direct as possible Remotely in stalled air filters can lead to vibrations in the inlet piping These vibra tions can be minimiz...

Page 22: ...ed by pressure relief valves should be installed at all service line outlets to eliminate leakage while the tools are not in use The discharge piping from the tank of a stationary unit must be equipped with a properly rated flexible connection As with any piping all parts of the discharge piping should fit so as not to create any stress between the piping and components Pneumatic Circuit Breakers ...

Page 23: ...e An auto matic drain valve is recommended Extend piping away from the unit and any personnel in the immediate area to provide safe and convenient removal of excess moisture If the air receiver is going to be subject to temperatures of 32 F or below provisions must be made to guard against freezing of the pressure relief valves check valves pressure gauge and moisture drain Condensation Rust can f...

Page 24: ... damage to property and injury to per sonnel Do not open a manual tank drain valve on any air tank containing more than 30 PSIG of air pressure Never attempt to relieve an air tank by removing a pipe plug or any other system component Manually Draining An Air Tank Step 1 Disconnect lockout the compressor from the power source electric models or disconnect the spark plug wire from the spark plug ga...

Page 25: ...rmandatoryairtank maintenance information Tank Capacity Horizontal or Vertical Minimum Allowable Wall Thickness Visually Inspect Hydrostatically Inspect Head Shell 30 Gal Horizontal 094 106 Yearly 10 Years 30 Gal Vertical 109 111 Yearly 10 Years 60 Gal Horizontal 109 135 Yearly 10 Years 60 Gal Vertical 109 111 Yearly 10 Years 80 Gal Horizontal 109 135 Yearly 10 Years 80 Gal Vertical 131 133 Yearly...

Page 26: ...kcase Check the lubricant level in the crankcase Refer to SECTION 5 Lu brication for quantity and types of lubri cant to be used Step 3 Check motor pulley and compressor sheaves for alignment and tightness on shaft Refer to SECTION 5 Pulley Sheave Align ment Belt Tension Step 4 Manually rotate the compressor sheave several rotations to be sure there are no mechanical interferences Step 5 Check inl...

Page 27: ...en the locknut on the adjustment screw located on the right side of the oil pump housing see Fig 4 1 Oil Pressure Adjustment Increase the oil pressure by turning the adjustment screw clockwise de crease the oil pressure by turn ing the adjusting screw counterclockwise After adjustment tighten the locknut Check the air receiver pressure gauge or system pressure gauge for proper readings If inadequa...

Page 28: ...onditions and re place if necessary Step 4 Jog the starter button and check compressor rotation refer to Steps 14 15 of Pre Starting Checklist Note Continuous Run Units Prior to starting a continuous run unit flip the toggle lever on the pilot valve stem to the Manual Unload position see Fig 4 2 Now the compressor can be started unloaded Once the compressor is running at full speed flip the toggle...

Page 29: ...be serviced Step 5 Wait for the unit to cool before starting to service Temperatures of 125 F can burn skin Some surface tem pera tures exceed 350 F when the compressor is operating Maintenance Schedule To assure maximum performance and service life of your compres sor a routine maintenance schedule should be developed Refer to t he backof this manual for a maintenance procedures intervals chart T...

Page 30: ...ccurs first change more frequently in harsher environments Torque pulley clamp screws or jamnut Every 1000 Hours or Every 6 Months When Quin Cip D lubricant is used lubricant change intervals may be extended to every 1000 hours or every 6 months whichever occurs first change more frequently in harsher conditions Retorque the cylinder to head capscrews Refer to SECTION 4 Torquing Cylinder to Head C...

Page 31: ...min imize friction and wear limit lubricant carryover and reduce carbon and varnish deposits They will support the performance characteristics and life designed into all Quincy compressors and are highly rec ommended Refer to the charts below to determine the correct amount of lubricant and viscosity to use for your model and applica tion Approximate Crankcase Lubricant Capacities Basic Compressor...

Page 32: ...verloading excessive vibration and premature belt and or bearing failure To prevent this from happening check the pulley sheave alignment and belt tension on a regular basis refer to SECTION 5 Maintenance Schedule Periodically inspect the motor pulley s and compressor sheave s for oil grease nicksorburrs Cleanorreplaceifnecessary Makesuretheyaresecurely fastened Align the compressor sheave with th...

Page 33: ...the mini mum and maximum values shown Adjust belt s accord ingly Newbeltsshouldbeinitiallytensioned to the maximum value plus 33 multiply by 1 33 Step 5 Recheck the tension of the new belts several times in the first 50 hours of operation and adjust if necessary Thereafter check belt tension on a regular basis refer to SECTION 5 Mainte nance Schedule Pressure Switch Adjustment Pressureswitchesprov...

Page 34: ...es sure switch Never exceed the designed pressure for the system or overload the motor beyond its Maximum Amp Draw Full Load Amps x Service Factor Maximum Amp Draw Never assume a compressor is safe to work on just because it is not operating It may be in the automatic stand by mode and may re start any time Follow all safety precautions outlined in SECTION 5 Stopping For Maintenance WARNING Full l...

Page 35: ...ed maximum pressure will void the warranty and may cause personal injury Setting Unload Pressure Step 1 Flip the toggle to the RUN position as shown or turn the knurled knob if so equipped coun terclockwise until it stops Step 2 Loosenlocknut coun terclockwise Sta bilize with back up wrench Step 3 Turn clockwise to increase unload pres sure turn counterclockwise to decrease unload pressure Hold po...

Page 36: ...doesnotrunlongenoughtogethotandvaporizetheliquids lubricant appears milky squeezedoutoftheairduringcompression compressormaybetoolarge for application Incorrect or inferior grade of lubricant System pressure leaking back through dis charge valve Rusty valves Compressor operated too infrequently and or cylin ders Compressordoesnotrunlongenoughtogethotandvaporizetheliquids squeezedoutoftheairduringc...

Page 37: ...pressor valves or unloaders defective Excessive system leakage Compressor operating at incorrect speed Unloader pilot differential set too close Pressure switch defective Defective pressure switch Moisture or oil buildup on the pressure switch diaphragm Ruptured diaphragm Burned contact points Plugged air passage from the receiver to the pressure switch Loose electrical connection Excessive air pr...

Page 38: ...stem Defective compressor valves Pressure setting too high Clogged intercooler internally or exter nally Inadequate ventilation or recirculation of hot air Pulley sheave rotation wrong Incorrect speed Lubrication inadequate Compressor incorrectly sized High discharge Compressor valve assemblies defective temperature Discharge pressure too high Inadequate ventilation or hot air recirculat ing Cooli...

Page 39: ...ctrical connection amper age allowed multiply Wire size too small the FLA on the motor Incorrect oil nameplate by the service Discharge pressure too high factor Intercooler plugging CAUTION Bearings tight or seizing Motor surface temperature No crankshaft endplay normally exceeds 170 F Motor sized incorrectly Motor defective Drive belts too tight Failure to start Power not on Blown circuit fuse Ov...

Page 40: ...sor 2022201802 July 2014 38 3501 Wismann Lane Quincy Ill 62305 3116 SECTION 7 REFERENCE INFORMATION Decal Locations Typical QP Series Unit with Horizontal Receiver Typical QP Series Engine Driven Unit with Horizontal Receiver ...

Page 41: ...QP Series Quincy Compressor 2022201802 July 2014 39 3501 Wismann Lane Quincy Ill 62305 3116 Typical QP Series Unit with Vertical Receiver ...

Page 42: ...thirty 30 days after receipt of notification of readiness for shipment Claims for shortages will be deemed to have been waived if not made in writing with ten 10 days after the receipt of the material in respect of which any such shortage is claimed Seller is not responsible for loss or damage in transit after having received In Good Order receipt from the carrier All claims for loss or damage in ...

Page 43: ...ual provided with Quincy Compressor products as well as any instructions supplied by manufacturers of supporting equipment should be read and understood prior to performing maintenance NOTE Make your entries on a copy of this form Retain this original form to make more copies in the future Suggested Weekly 40 hrs Intervals Maintenance Procedures 1 2 3 4 5 6 7 8 9 10 11 12 manually test pressure re...

Page 44: ...Reciprocating Systems 217 222 7700 Air Master 217 277 0270 E mail info quincycompressor com Website quincycompressor com ...

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