Quincy Compressor Industrial Series Instruction Manual

Quincy Compressor Industrial Series Instruction Manual

2 stage compressors

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Q T
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Q T
Q T
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& Air Master Series
& Air Master Series
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2 Stage Compr
2 Stage Compr
2 Stage Compr
2 Stage Compr essors
2 Stage Compr
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Industrial
Industrial
Industrial
Industrial
Industrial
Instruction Manual
This manual contains important safety information and should be made
available to all personnel who operate and/or maintain this product.
Carefully read this manual before attempting to operate or perform
maintenance on this compressor
essors
essors
essors
essors
Manual No. 50161-105
March 2008 Edition

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Table of Contents
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Summary of Contents for Quincy Compressor Industrial Series

  • Page 1 ® ® ® ® ® & PL & PL T T T T T & PL ® ® ® ® ® Industrial Industrial Industrial & PL & PL Industrial Industrial & Air Master Series & Air Master Series & Air Master Series &...
  • Page 2 Warranty Statement True Blue Warranty Quincy Compressor Two-Stage Reed Valve Reciprocating Products QT, PLT & AMT in PRO or MAX Configurations WARRANTY PERIODS LIMITATIONS Q u i n c y C o m p r e s s o r ( S e l l e r ) w a r r a n t s b a s i c...
  • Page 3 GENERAL PROVISIONS GENERAL PROVISIONS Quincy Compressor (The Seller) warrants to each retail purchaser (Purchaser) products of the Seller's own manufacture against defects in material and workmanship. With respect to products not manufactured by the Seller, the Seller will, if practical, pass along the warranty of the original manufacturer.
  • Page 4: Table Of Contents

    REFERENCE INFORMA REFERENCE INFORMA TION TION SECTION 7 SECTION 7 SECTION 7 REFERENCE INFORMA REFERENCE INFORMATION REFERENCE INFORMA TION TION Decal Locations ............................. 37 Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 5: Safety First

    SAFETY Safety First At Quincy Compressor safety is not only a primary concern, but a faithfully performed practice. Beginning with the design stage, safety is built into “The World’s Finest Compressor”. It is the intention of this manual to pass along the “safety first”...
  • Page 6 •Do not use plastic pipe, rubber hose, or lead-tin soldered joints in any part of the compressed air system. •Alterations must not be made to this compressor without Quincy Compressor’s approval. •Be sure that all tools, shipping and installation debris have been removed from the compressor and installation site prior to starting the compressor.
  • Page 7: Summary Of Changes

    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 personnel.
  • Page 8: System Dynamics

    SYSTEM DYNAMICS Description & Application Quincy Compressor QT Series and PLT Series compressors are heavy duty, air cooled, belt driven compressors. QT Series two stage compressors are splash lubricated and capable of delivering 175 PSIG of compressed air. The PLT Series compressors are pressure lubricated and capable of delivering 175 PSIG of compressed air.
  • Page 9: Principles Of Cooling Systems

    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. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 10: Specifications

    2.442 / 2.441 Main Bearing (opposite pulley end) 2.8341 / 2.8346 2.442 / 2.441 Crankshaft End Play RPM Range 400-1150 RPM 550-1420 RPM Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 11: Inst Installa Alla Allation Alla Tion

    The successful and efficient operation of compressor equipment depends largely upon the amount of care taken to install and maintain the equipment. Quincy Compressor strongly recommends that any or all person(s) in charge of install- ing, maintaining, or servicing one of our compressors read and understand the entire contents of this manual in order to perform such duties safely and efficiently.
  • Page 12: Location

    Noise is a potential health hazard that must be considered. There are federal and local laws governing acceptable noise levels. Check with local officials for specifications. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 13: Electrical Supply Requirements

    Electrical enclosures and components must be in compliance with WARNING ! NEMA environmental ratings for the areas in which they are being installed. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 14: Wiring & Piping Schematics

    Fig. 3-1 3 Phase Start / Stop Control Wiring Schematic WP1744A (Rev. D) Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 15 Fig. 3-2 Single Phase Start / Stop Control Wiring Schematic WP1744B (Rev. D) Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 16 Start / Stop Control- Pressure Switch / Motor (for unit models 150934A712, 150935A712, 150959A712, 151047-712, 151048-712 & 151050-712) Wiring Schematic WP1753 (Rev. H) Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 17 Fig. 3-4 Single Phase MDR Pressure Switch / Overload Relay Connection Diagram (Rated 22-30 Amps) Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 18 Fig. 3-4 Start / Stop Control Piping Schematic WP1781B Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 19 Fig. 3-5 Continuous Run - Load / Unload Control Piping Schematic WP1781C Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 20 Fig. 3-6 Dual Control with Pilot Valve Unloading Piping Schematic WP1781A Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 21: Mounting

    SECTION 5, Pulley / Sheave Alignment & Belt Tension). Improper pulley/ sheave alignment and belt tension can cause motor overloading, excessive vibration, and premature belt and/or bearing failure. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 22 The pressure switch detects the demand for compressed air and allows the motor to start. When the demand is satisfied, the unit stops. Pressure switches provided by Quincy Compressor are pre-set at the factory and usually do not require adjustment.
  • Page 23: Induction System

    Discharge piping should slope to a drop leg (refer to Fig. 3-8, Typical Drop Leg & Component Location) or moisture trap to provide a collection point Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 24 ASME Boiler and Pressure Vessel Code Section VIII and ANSI B19.3 safety standards. They must be equipped with a properly sized Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 25 30 PSIG. Higher internal tank pressures are dangerous and could cause serious injury! Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 26 Step 4) Once the moisture has been completely drained, Pix 1160 Fig. 3-10 Checking Pressure Relief Valves close the drain valve. & Relieving System Pressure Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 27: St St St St Star

    Verify that the supply voltage matches the motor require- ments. (Refer to SECTION 3, Electrical Supply Requirements.) Step 11) Open all manual shutoff valves at and beyond the compressor discharge. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 28: Initial Starting & Operating

    If there are any questions regarding any part of the instruc- tions, please call your local Quincy distributor, or the Quincy Compressor factory. With the pre-starting checklist completed and satisfied, start the com- pressor.
  • Page 29: Daily Starting Checklist

    (Discoloration or a higher lubricant level reading may indicate the presence of condensed liquids.) If lubri- cant is contaminated, drain and replace. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 30: Stopping For Maintenance

    Check the lubricant level several minutes after the compressor has run. (Discoloration or a higher lubricant level reading may indicate the presence of condensed liq- Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 31 Handle all parts with care; do not bend, mar or scratch any sealing surfaces. Never use gasoline, thinners, or other flammable solutions to clean DANGER ! valves or related parts. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 32: Lubrication

    Do not operate this compressor in ambient temperatures lower CAUTION ! than -15° F. A crankcase heater is recommended for compressors operating in temperatures under 32° F. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 33: Pulley / Sheave Alignment & Belt Tension

    Motor Pulley Recommended Cross Dia. Range Deflection Force (lbs.) Section (inches) Minimum Maximum QT-54 only 5.0 - 5.4 5.6 - 6.4 6.8 - 9.4 Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 34: Pressure Switch Adjustment

    (counterclockwise) to decrease the amount of air pressure required to open the switch and stop the unit. Standard pressure switches supplied by Quincy Compressor are equipped with a fixed 20 PSIG (approx.) differential. Optional switches include both pressure and differential adjustment capabilities.
  • Page 35: Torquing Cylinder To Head Capscrews

    * Full load amps (FLA) & Service Factor can usually be found on the motor nameplate. † Reference torque spec. note in parts book corresponding to Record of Change for your compressor. Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 36: Pilot Valve Adjustment Instructions

    Step 5. Loosen locknut (counterclock- to Step 7. wise). * Stabilize with back-up wrench! Step 7. Tighten locknut (clockwise) with wrench. * Stabilize with back-up wrench! Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 37: Troubleshooting

    •Foundation or frame inadequate •Piping inadequately supported or tightened into a bind •Excessive discharge pressure •Compressor feet may need to be leveled with shims Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 38 •Compressor valves in second stage broken or not functioning properly (Two stage models only) •Pilot valve or pressure switch set incorrectly or defective •Pressure gauge defective Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 39 •Piston loose in cylinder bore, cylinder bore worn, piston or piston rings worn •Worn rods or main bearing •Wrong pressure setting, discharge pressure excessive •Crankcase lubrication inadequate •Loose pulley/sheave •Compressor valve assemblies loose Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 40 •Pressure switch incorrectly adjusted or faulty •Loose or broken wire •Motor defective •Compressor seized Motor stalls •Motor overloaded (refer to Excessive current draw) Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 41: Decal Locations

    SECTION 7 SECTION 7 REFERENCE INFORMA REFERENCE INFORMA REFERENCE INFORMATION TION TION Decal Locations Typical QT & PLT Series Unit with Horizontal Receiver Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 42 Typical QT & PLT Series Unit with Vertical Receiver Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 43 Typical QT & PLT Series Engine Driven Unit with Horizontal Receiver Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 44 QUINCY COMPRESSOR STANDARD TERMS AND CONDITIONS LEGAL EFFECT: Except as expressly otherwise agreed to in writing by an authorized representative of Seller, the following terms and conditions shall apply to and form a part of this order and any additional and/or different terms of Buyer’s purchase order or other form of acceptance are rejected in advance and shall not become a part of this...
  • Page 45 Seller assumes no responsibility for compliance with those laws and regulations, whether by the way of indemnity, warranty or otherwise. June 30, 2003 Industrial / Air Master Series Quincy Compressor 50161-105, March 2008 3501 Wismann Lane, Quincy Ill. - 62305-3116...
  • Page 47 Equipment operating under humid or dirty conditions may require shorter intervals between scheduled maintenance. The instruction manual 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.
  • Page 48 Air Master Air Master 217.277.0270 Air Master Air Master E-mail: E-mail: E-mail: E-mail: E-mail: info@quincycompressor.com W W W W W ebsite: ebsite: ebsite: ebsite: ebsite: quincycompressor.com © 2006 Quincy Compressor, an EnPro Industries company quincyairmaster.com All Rights Reserved. Litho in U.S.A.

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