Quincy Compressor QT Series Instruction Manual
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Quincy Compressor QT Series Instruction Manual

Quincy Compressor QT Series Instruction Manual

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On-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 CALIFORNIA TO CAUSE CANCER
AND BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM. FOR MORE
INFORMATION GO TO WWW.P65WARNINGS.CA.GOV
QT and QTS Series
Compressors
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.
Instruction Manual
Manual No. 2022208700
September 2018 Edition

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Summary of Contents for Quincy Compressor QT Series

  • Page 1 QT and QTS Series Compressors Instruction Manual 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.

  • Page 3: Table Of Contents

    Maintenance Schedule Checklist Sample ......................35 Lubrication ................................37 Pulley / Sheave Alignment & Belt Tension ......................38 Pressure Switch Adjustment ..........................39 Pilot Valve Adjustment Instructions ........................40 SECTION 6 TROUBLESHOOTING Troubleshooting ..............................41 SECTION 7 REFERENCE INFORMATION Decal Locations ..............................45 QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 4: 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 every Quincy compressor. It is the inten tion of this manual to pass along the “safety first” concept to you by providing safety precautions throughout its pages.
  • Page 5 •Never use a flammable or toxic solvent for cleaning the air filter or any parts. Air used for breathing or food processing must meet OSHA 29 CFR DANGER ! 1910.134 or FDA 21 CFR 178.3570 regulations. Failure to do so may cause severe injury or death. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 6: Summary Of Changes

    40 ft. of #4 gauge cable (GND & HOT). The owner, lessor or operator of any compressor unit manu factured by Quincy Compressor is hereby warned that failure to ob serve the safety precau- tions and procedures outlined in this manual may result in serious personal injury, damage to property, and may void your warranty.

  • Page 7: System Dynamics

    SECTION 2 SYSTEM DYNAMICS Description & Application QT Series compressors are heavy duty, splash lubricated, air cooled, belt driven compressors capable of delivering 175 PSIG of compressed air. QTS Series single stage compressors (capable of delivering 125 PSIG of compressed air) and vacuum pumps are air-cooled and splash lubricated.

  • Page 8: 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. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 9: Installation

    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 installing, maintaining, or servic ing one of our compressors read and understand the entire contents of this manual in order to perform such duties safely and efficiently.

  • Page 10: Location

    Noise 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. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 11: Electrical Supply Requirements

    1.15 service factor. The overload relay setting should be adjusted to the motor nameplate amp rating. If the motor has a service factor rating other than 1.15, the overload relay setting must be adjusted to compensate. Contact your Quincy distributor for assistance. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 12: Wiring & Piping Schematics

    Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-1 3 Phase Standard Magnetic Motor Starter With Automatic Start / Stop Control Wiring Schematic WP1744A (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 13 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-2 3 Phase Magnetic Motor Starter With ON-OFF Switch and Automatic Start / Stop Control Wiring Schematic WP1744A (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 14 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-3 3 Phase Magnetic Motor Starter With HAND-OFF-AUTO Switch and Automatic Start / Stop Control Wiring Schematic WP1744A (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 15 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-4 3 Phase Magnetic Motor Starter With TEST-OFF-AUTO Switch and Automatic Start / Stop Control Wiring Schematic WP1744A (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 16 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-5 Single Phase Standard Magnetic Motor Starter With Automatic Start / Stop Control Wiring Schematic WP1744B (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 17 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-6 Single Phase Magnetic Motor Starter With ON-OFF Switch and Automatic Start / Stop Control Wiring Schematic WP1744B (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 18 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-7 Single Phase Magnetic Motor Starter With HAND-OFF-AUTO Switch and Automatic Start / Stop Control Wiring Schematic WP1744B (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 19 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-8 Single Phase Magnetic Motor Starter With TEST-OFF-AUTO Switch and Automatic Start / Stop Control Wiring Schematic WP1744B (Rev. D) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 20 Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-9 Single Phase Condor Combination Pressure Switch / Overload Relay Wired to an 1800 RPM Motor Connection Diagram QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 21 Start / Stop Control - Pressure Switch / Motor Fig. 3-10 Wiring Schematic WP1753 (Rev. K) Start / Stop - Pressure Switch / Motor Wiring Schematic WP1753 (Rev. K) QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 22 National Electrical Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence. Fig. 3-11 Single Phase Condor Pressure Switch Wired to a 3600 RPM Motor Connection Diagram QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 23 Fig. 3-12 Start / Stop Control Piping Schematic WP1781B QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 24 Fig. 3-13 Continuous Run - Load / Unload Control Piping Schematic WP1781C QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 25 Fig. 3-14 Dual Control with Pilot Valve Unloading Piping Schematic WP1781A QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 26 Fig. 3-15 Dual Control with Solenoid Valve Unloading Piping Schematic WP1781 QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 27: Mounting

    The compressor unit must be removed from the shipping skid prior to operation. Properly mounting Quincy compressor units is crucial to the safe operation and longevity of the equipment. The installation requires a flat and level concrete floor or pad (for mobile units see Mounting Mobile Units). Satisfactory results...
  • Page 28 Pressure relief valves are designed to protect compressed air DANGER ! systems in accordance with ASME B19 safety standards. Failure to provide properly sized pressure relief valves may cause property damage, severe personal injury or even death. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 29: Induction System

    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 30: Compressed Air Discharge System

    Never join pipes or fittings with lead-tin soldering or use plastic WARNING ! pipe. Welded or threaded steel pipes and cast iron fittings, designed for the pres sures and temperatures, are recommended. QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 31 Some tanks use an internal drain tube (Refer to Fig. 3-18, Internal Drain Tube) to drain the Fig. 3-18 Internal Drain Tube moisture. Tank pressure is required to force moisture out QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 32 Step 4) Once the moisture has been completely drained, close the drain valve. Air Tank Inspection Quincy Compressor recommends that all air tanks be inspected at scheduled intervals. Refer to Fig. 3-20 Fig. 3-19 Checking Pressure Relief Valves & Relieving System Pressure Recommended Air Tank Inspection Intervals for relative information.
  • Page 33 10 Years 120 Gal. Vertical .163 .199 Yearly 10 Years 200 Gal. Horizontal .163 .199 Yearly 10 Years 240 Gal. Horizontal .163 .199 Yearly 10 Years Fig. 3-20 Recommended Air Tank Inspection Intervals QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 34: Start-Up & Operation

    Step 11) Open all manual shutoff valves at and beyond the compres sor discharge. Step 12) After all the above conditions have been satisfied, the unit can be connected to the proper power source. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 35: Initial Starting & Operating

    If there are any questions regarding any part of the instructions, please call your local Quincy distributor, or the Quincy Compressor factory. When using battery cables to start engine driven units do not use CAUTION ! more than a total of 40 ft.
  • Page 36 Check the lubricant level in the crankcase several minutes after the compressor has run. (Discoloration or a higher lubricant level reading may indicate the presence of condensed liquids.) If lubricant is contaminated, drain and replace. QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 37: Maintenance & Lubrication

    Check the lubricant level several minutes after the compressor has run. (Discoloration or a higher lubricant level reading may indicate the presence of condensed liquids.) If lubricant is contaminated, drain and replace. QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 38 / starter. Servicing Reed Valves Quincy compressor valve plates and reed valves should be inspected and cleaned on a regular basis. The reed valves are made of stainless steel and can be cleaned with a stiff bristle brush (not a wire brush!). A clean safety solvent may also be used to loosen carbon deposits on the valve plates and reed valves.

  • Page 39: Lubrication

    Ambient Temperature SAE Viscosity ISO Viscosity 15-104°F SAE 30 ISO 100 CAUTION ! The lubricant selected must have a pour point at least 15° F lower than the minimum expected ambient temperature . QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 40: Pulley / Sheave Alignment & Belt Tension

    Determine the amount of deflection ( in inches) required to measure de flection force (in pounds) by multi plying the span length x (.016) (i.e. 32” span length x [.016] = ”[.50] of deflection required to measure de flection force). QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 41: Pressure Switch Adjustment

    (refer to SECTION 5, Maintenance Schedule). Pressure Switch Adjustment Fig. 5-2 Belt Tension Gauge Pressure switches provided by Quincy Compressor are pre-set at the factory and usu ally do not require ELECTRICAL adjustment. However, the following procedures can...

  • Page 42: Pilot Valve Adjustment Instructions

    Hold position with wrench and pro- Step 5. Loosen locknut (counterclock- ceed to Step 7. wise). * Stabilize with back-up Step 7. Tighten locknut (clockwise) wrench! with wrench. * Stabilize with back-up wrench! QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 43: Troubleshooting

    •Compressor, motor or engine not secured tightly, or tightened into a bind •Foundation or frame inadequate •Piping inadequately supported or tightened into a bind •Excessive discharge pressure •Compressor feet may need to be leveled with shims QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 44 •Tube to compressor head unloader plugged Excessive •Intercooler restricted or plugged intercooler pressure •Compressor valves in second stage broken or not functioning properly •Pilot valve or pressure switch set incor rectly or defective QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 45 Compressor knocks •Head clearance insufficient •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 QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 46 UE TO PUSH THE RESET BUTTON! •Loose or broken wire Contact your local Quincy distribu- •Motor defective tor for assistance. •Compressor seized Motor stalls •Motor overloaded (refer to Excessive current draw) QT/QTS Series Quincy Compressor 2022208700, September 2018...

  • Page 47: Reference Information

    SECTION 7 REFERENCE INFORMATION Decal Locations Typical Unit with Horizontal Receiver Typical Engine Driven Unit with Horizontal Receiver QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 48 Typical Unit with Vertical Receiver QT/QTS Series Quincy Compressor 2022208700, September 2018...
  • Page 49 ENVIRONMENTAL AND OSHA REQUIREMENTS: At the time of strikes, labor difficulties, acts of governmental or military authorities, delays shipment of the equipment from the factory, Quincy Compressor / Ortman in transportation or procuring materials, or causes of any kind beyond Seller’s Fluid Power will comply with the various Federal, State and local laws and control.
  • Page 50 251.239.5900 Reciprocating / Systems: Air Master E-mail: info@quincycompressor.com Website: quincycompressor.com...

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