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Climate Control Series 

Quincy Compressor

2022209100, August 2018 

27 

•Drain drop legs and traps in air distribution system.

•Give compressor an overall visual inspection and be sure safety guards 

are in place.

•Check for any unusual noise or vibration.

•Check lubricant pressure 

(hot)

. Maintain 18 to 20 PSIG

 (QR Models 

only)

•Check for lubricant leaks.

Every 40 Hours (or Weekly)

•Manually operate the pressure relief valves to be certain they are 

working

•Clean the cooling surfaces of the intercooler and compressor.

•Check the air filter 

(more often under humid or dirty conditions.)

•Check the compressor for air leaks. 

•Check the compressed air distribution system for leaks.

•Check all pressurized components for rust, cracks or leaks. Immediately 

discontinue use of the equipment and relieve all system pressure if 

any of these problems are discovered. Do not use the equipment until 

it has been inspected and repaired by a qualified mechanic.

Every 160 Hours (or Monthly)

•Check belt tension

After First 250 Hours (or First 1

1

/

Months)

•Change lubricant (and oil filter, if so equipped).

Every 500 Hours (or Every 3 Months) After Initial Lubricant Change

•Change lubricant (and filter, if so equipped) 

more often under humid 

or dirty conditions.

•Clean the oil sump strainer screen with a safety solvent if replacing 

contaminated lubricant 

(QR Models only).

•Torque compressor sheave fasteners per specifications.

Never use a flammable or toxic solvent for cleaning. Always use a 

safety solvent and follow the directions provided. 

Every 1000 Hours (or Every 6 Months)

•Inspect compressor valves for leakage and/or carbon   build-up.

Every 2000 Hours (or Every 12 Months)

•Inspect pressure switch contacts, and contact points

  in motor starter.

•Lubricate the electric motor. 

(Follow manufacturer’s recommendations.)

Servicing Valves

Valve plates and reed valves should be inspected and cleaned on a regular basis. 

Disassembly of the reed valves from the valve plate is not recommended!

 Soak 

the entire valve assembly in a clean safety solvent to loosen carbon deposits 

on the valve plates and reed valves prior to cleaning with a stiff bristle brush 

(not a wire brush!)

. Handle all parts with care; do not bend, mar or scratch 

any sealing surfaces

Never use a flammable or toxic solvent for cleaning. Always use a 

safety solvent and follow the directions provided. 

WARNING !

WARNING !

Summary of Contents for Climate Control Series

Page 1: ...n line product registration parts ordering and warranty information is available at www quincycompressor com THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD WHICH IS KNOWN TO THE STATE OF CALI...

Page 2: ......

Page 3: ...h p QTS5QCB 20 200 gal 030 3 h p QTS5QCB 24 240 gal 050 5 h p QT7QCB BB base mount 075 71 2 h p QT10QCB BR retrofit 100 10 h p QT15QCB EPT4 Emergency Portable Q911 twin 4 gal tanks 151 15 h p QT15QCB...

Page 4: ...ATION Receiving Delivery 8 Freight Damage 8 Location 9 Electrical Supply Requirements 10 Mounting 11 System Components 11 Wiring Piping Schematics 12 16 Induction System 18 Compressed Air Discharge Sy...

Page 5: ...uld 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...

Page 6: ...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 gen...

Page 7: ...r 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 personnel Everyeffor...

Page 8: ...mpressed air is released through a discharge valve to an air receiver tank or directly to a network of compressed air supply lines In one revolution of the crankshaft a compression cycle is completed...

Page 9: ...implex Units Simplex Climate Control units are controlled by a pressure switch which detects the demand for compressed air and allows the motor to start When the demand is satisfied the unit stops Dup...

Page 10: ...s 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 th...

Page 11: ...ed and protected from adverse conditions and or elements Inspection and mainte nance checks are required daily Therefore sufficient space needs to be provided around the compressor for safe and proper...

Page 12: ...ked for adequate 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 prov...

Page 13: ...where necessary Do not operate this compressor more than 15 off level or move it while it is operating System components Efficiency and safety are the primary concerns when selecting components for co...

Page 14: ...Fig 3 2 Typical Three Phase Magnetic Starter Wiring Schematic WP1744A Magnetic Starter Contactor Overload Relay Connect incoming power lines at screw terminals L1 L2 L3 CAUTION Verify all wires are se...

Page 15: ...Fig 3 3 Typical Single Phase Magnetic Starter Wiring Schematic WP1744B Magnetic Starter Contactor Overload Relay Connect incoming power lines at screw terminals L1 L2 CAUTION Verify all wires are sec...

Page 16: ...Quincy Compressor 2022209100 August 2018 14 Fig 3 5 Loadless Starting Piping Schematic For QR Simplex Duplex Units 2 h p above Units Fig 3 6 Start Stop Control For QR 1 h p 11 2 h p Simplex Units Pip...

Page 17: ...Climate Control Series Quincy Compressor 2022209100 August 2018 15 Fig 3 7 Start Stop Control For QC Simplex Units QR 2 h p Above Units Piping Schematic WP1781KO...

Page 18: ...Climate Control Series Quincy Compressor 2022209100 August 2018 16 Fig 3 8 Typical Diagram for QR 1 h p 11 2 h p Duplex Units...

Page 19: ...lockout feature and always locked in a closed po sition when the unit is being serviced A pres sure relief valve must be installed between the manual shutoff valve and the compressor refer to Fig 3 10...

Page 20: ...ntial to the satisfactory op eration of your Quincy air compressor The standard air filter that the compressor is equipped with when leaving the factory is of suffi cient size and design to meet norma...

Page 21: ...could adversely affect the performance of the compres sor system Compressed Air Discharge System The discharge piping should be of the same diameter as the com pressor discharge connection or sized s...

Page 22: ...worn cracked or damaged receivers A drain valve must be located in the bottom of the air receiver to allow for moisture drainage An auto matic drain valve is recommended Extend drain valve piping away...

Page 23: ...or any other system component Oil and moisture residue must be drained from the air receiver daily or after each use Accumulations of oil residue in the receiver can be ignited by embers of carbon cre...

Page 24: ...ank 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 V...

Page 25: ...ely to mea sure lubricant level Pull the dipstick again and read the lubricant level It should register between the upper and lower marks on the dipstick If needed add lubricant per specs Do Not Overf...

Page 26: ...e compressor for at least one hour Shut the compressor off and follow precautions outlined in SECTION 5 Stopping for Maintenance Retorque the cylinder to head capscrews to the specifications outlined...

Page 27: ...k lubricant pressure QR Models only Maintain 18 to 20 PSIG lubricant pressure Refer to SECTION 5 Lubrication for adjustment instructions Step 7 Check for lubricant leaks Step 8 Check system pressure S...

Page 28: ...F can burn skin Some surface tem peratures exceed 350 F when the compressor is operating Maintenance Schedule To assure maximum performance and service life of your compres sor a rou tine maintenance...

Page 29: ...d Every 500 Hours or Every 3 Months After Initial Lubricant Change Change lubricant and filter if so equipped more often under humid or dirty conditions Clean the oil sump strainer screen with a safet...

Page 30: ...te Crankcase Lubricant Capacities Splash Lubricated Model Lubricant Capacity QTS3QCB 1 2 3 4 h p 20 oz 590 ml QTS3QCB 1 1 1 2 h p 12 oz 354 ml QTS5QCB 39 oz 1140 ml QT5QCB QT7QCB 1 qt 20 oz 1 3 lit QT...

Page 31: ...ition Pulley Sheave Alignment Belt Tension Improper pulley alignment and belt tension are causes for motor overloading excessive vibration and premature belt and or bear ing failure To prevent this fr...

Page 32: ...he belt apply pressure to the outer surface of the belt with a belt tension gauge refer to Fig 5 3 Belt Tension Gauge Force the belt to the predeter mined deflection refer to Step 2 above Record the r...

Page 33: ...erating Water in the crankcase Compressordoesnotrunlongenoughtogethotandvaporizetheliquids lubricant appears milky squeezedoutoftheairduringcompression compressormaybetoolarge for application Incorrec...

Page 34: ...sive air pressure Air pressure gauge inaccurate in air receiver Leaks in unloader piping system Defective compressor valve unloader Pressure switch set incor rectly or defective Pressure switch wired...

Page 35: ...ty Internal surface of heat exchanger fouled Ambient temperature too high Scored or excessively worn cylinder walls Compressor knocks Head clearance insufficient Piston loose in cylinder bore cylinder...

Page 36: ...al connection amper age allowed multiply Wire size too small the FLA on the motor Incorrect lubricant nameplate by the service Discharge pressure too high factor Intercooler plugging CAUTION Bearings...

Page 37: ...Climate Control Series Quincy Compressor 2022209100 August 2018 35 Decal Diagram for Climate Control Unit Compressor...

Page 38: ...s 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 o...

Page 39: ......

Page 40: ...Reciprocating Systems 251 239 5900 Air Master E mail info quincycompressor com Website quincycompressor com climate quincycompressor com...

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