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QGB Series (20-60 HP) Belt Drive Air Compressors 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 equipment.
Identifies important installation, Caution! operation or maintenance information which is not hazard related. This symbol identifies hot surfaces which could result in personal injury or property damage. Quincy Compressor-QGB ™ Back to Table of Contents...
• Relieve all pressure internal to the high air temperature (HAT) sensors. compressor prior to servicing. Do not depend on check valves to hold system • Compressed air is dangerous, do not pressure. play with it. Quincy Compressor-QGB ™ Back to Table of Contents...
Section I - General Information Spare Parts Ordering Information • Use the correct fluid at all times. Quincy Compressor maintains replacement parts for Quincy compressors and • Do not rely on the discharge air line accessories. A repair parts list is shipped check valve.
& a line reactor purchase (from Quincy Airend on Packaged Compressors (for service Compressor) is required. at full-load pressure at or below 150 psig) - Ten...
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Equipment conditions caused by fair claim consideration and should be submitted wear and tear, abnormal conditions to the Quincy Compressor Customer Service of use, accident, neglect or misuse Department: of equipment, improper storage or ♦...
00, 25 and 50 PSIG. The large, found in reciprocating compressors. The 27mm rotors allow Quincy to operate compressor consists of two rotors in these compressors at lower speeds than constant mesh, housed in a cylinder with competitive makes.
The purpose of the thermal valve is to maintain a minimum fluid discharge temperature at the compressor of approximately 80°F. Quincy Compressor-QGB ™ Back to Table of Contents...
It may be in standby mode and could restart at any time. Follow all safety instructions in Section V - Maintenance or Service Preparation. Quincy Compressor-QGB ™ Back to Table of Contents...
Electrical system diagrams are shown in Danger! the parts manual sent with the compressor. The appropriate diagram is also included in the control panel on all Quincy QGB ™ High voltage could cause death or compressors. serious injury. Disconnect all power...
Optional lifting eyes are system damage or personal injury. available. Follow good shop practices and safety notiCe! procedures when moving the unit. See Appendix A and B for detailed technical information and dimensions. Quincy Compressor-QGB ™ Back to Table of Contents...
0°F. High ambient temperatures may high sound levels. result in a high air temperature shutdown. All models are intended for indoor installation, however, it is possible, with Quincy QGB compressors are essentially ™ certain modifications, to accommodate vibration free, however, some customers some outdoor locations.
Such actions will negate code status, affect insurance status and may cause death, serious injury and property damage. Quincy Compressor-QGB ™ Back to Table of Contents...
Relief Valve Electrical Quincy would like to emphasize the Before installation, the electrical supply importance of providing adequate should be checked for adequate wire size grounding for air compressors. The and capacity.
Never substitute a check valve for a manual shutoff valve (block valve) if the purpose is to isolate the compressor from a system for servicing. Quincy Compressor-QGB ™ Back to Table of Contents...
2 or 3 revolutions. Observe the drive element for correct direction. If incorrect rotation is observed, lock out power supply, reverse electrical leads L and L at the motor starter. Recheck for correct rotation. Quincy Compressor-QGB ™ Back to Table of Contents...
• Check the fan rotation. around the compressor. • Check for proper belt tension. • Check fluid level in the air/fluid (Reference V-belt Drive Maintenance in reservoir. See Compressor Fluid Section VI.) Section. Quincy Compressor-QGB ™ Back to Table of Contents...
Always close the service valve when the compressor is not being used to prevent the system’s air pressure from leaking back into the compressor if the check valve leaks or fails. Quincy Compressor-QGB ™ Back to Table of Contents...
When any of these times reaches zero (0), a message will be displayed on the main display. Press ENTER to clear the message and reset the counter to the preset values (these are set in the MENU section). Quincy Compressor-QGB ™ Back to Table of Contents...
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ENTER is pressed. Use this menu to set the load and unload pressure settings (psig) for auto-dual or continuous run mode. There must be at least 10 psi difference between these pressure settings. Quincy Compressor-QGB ™ Back to Table of Contents...
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The accuracy of this timer depends activates a rotation timer. When the on the accuracy of the PLC’s internal timer reaches zero (0), the current base clock. compressor is moved to the trim position. Quincy Compressor-QGB ™ Back to Table of Contents...
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Press ENTER to set the zero). Quincy Compressor-QGB ™ Back to Table of Contents...
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Use the OPERATOR MENU to set the control panel clock and the display language (English or Spanish). Press q, then ENTER to access the BAUD RATE section. Quincy Compressor-QGB ™ Back to Table of Contents...
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PLC’s take the ‘master’ position briefly to of inactivity, as they are stored in send data to the others, then relinquish the EEPROM. network, giving the appearance of a multi- master system. PORT NETwORKING PORT DISPLAY PANEL Quincy Compressor-QGB ™ Back to Table of Contents...
• Automatic Drains Inspection General Information Inspect equipment. Any concealed The Quincy Air Drying System is designed shipping damage must be reported to the to cool and remove moisture from carrier immediately. Damage claims should compressed air. When properly installed, be filed by the consignee with the carrier.
An unsecured specified on the nameplate to the drain tube will whip around potentially electrical power connecting to the causing bodily injury. dryer. Electrical connections must be made by an electrician. Quincy Compressor-QGB ™ Back to Table of Contents...
Identify the dryer by model and the off-cycle, during evening or weekend serial numbers when calling factory. shutdowns. Quincy Compressor-QGB ™ Back to Table of Contents...
Check the ambient temperature limits to be maintained at the installation. 3) Pressure drop across the dryer may increase slowly as the particulate Back-flush Flow Diagram material coming through the air Quincy Compressor-QGB ™ Back to Table of Contents...
Electronic solenoid operated drains may be manually tested periodically for H) Assemble the valve parts. proper operation. Connect the solenoid coil. J) Install the drain valve in the system. Drain Valve Quincy Compressor-QGB ™ Back to Table of Contents...
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This safety switch protects the refrigeration system. If the refrigerant pressure falls below or above the normal operating range, this switch trips the compressor. Manually reset the switch after rectifying the fault to run the dryer again. Quincy Compressor-QGB ™ Back to Table of Contents...
• High ambient temperatures • Compressed air flow greater than rated capacity • Undersized fuses • Refrigerant undercharge If any of these symptoms are noticed, refer to Section VIII - Troubleshooting. Quincy Compressor-QGB ™ Back to Table of Contents...
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Section V - Integrated Dryer (option) Flow Diagram Quincy Compressor-QGB ™ Back to Table of Contents...
The automatic dual control a problem. Do not operate the may start the compressor at any time. compressor until the source has been Death or serious injury could result. identified and corrected. Quincy Compressor-QGB ™ Back to Table of Contents...
Failure to follow these maintenance and service recommendations may adversely affect your warranty. Maintain accurate and complete maintenance records to ensure warranty compliance. Quincy Compressor-QGB ™ Back to Table of Contents...
Return the test or the v-o-m test must read the separator element to your Quincy no more than 20 ohms. Distributor for replacement. 7) Touch the inside wire mesh ( do not puncture the element media).
Warranty will be voided if inadequate manifold for dirt. If dirt is found, determine filtration causes a failure. the cause and correct. Always make Quincy Compressor-QGB ™ Back to Table of Contents...
• Disassemble the seal adapter as are required for a successful seal follows: replacement. Ask your Quincy distributor for complete illustrated instructions a. With the face of the seal (available as a Service Alert) at the time adapter up, insert two small, flat...
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Drive the wear sleeve on the shaft until the driver bottoms on the shaft shoulder. Quincy Compressor-QGB ™ Back to Table of Contents...
5 PSIG over the desired full draw and drive belt failures. Consult your load pressure. Refer to HMI Control Panel parts book for proper sheave and belt part Operation in Section IV for instructions numbers. Quincy Compressor-QGB ™ Back to Table of Contents...
If at any interval the belts appear to need servicing (show signs of thermal stress or excessive cracking), there are nicks in the sheave grooves or the indicator pin has bottomed out in the groove, please contact Quincy Compressor. Quincy Compressor-QGB ™...
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5. Note: When tightened there the sheaves 120 degrees each time, will be a /8” to /4” gap between to locate the position of maximum the bushing flange and the hub. misalignment. Quincy Compressor-QGB ™ Back to Table of Contents...
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Tighten sheave in position. IMPORTANT: Sheave should be mounted as close to bearing as possible to reduce overhung load on bearing. Relocate equipment, if necessary Quincy Compressor-QGB ™ Back to Table of Contents...
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Too little tension results in slippage, causing rapid belt and sheave wear. Too much tension can result in excessive stress on belts, bearings and shafts. Quincy Compressor-QGB ™ Back to Table of Contents...
TOP CLEvIS PIN (#8) INDICATOR PIN (#3) SPRING (#4) SPRING wASHER (#9) SPRING NuT (#5) TENSIONER ROD (#10) jAM NuT (#11) MOTOR PLATE TONGuE (#12) BOTTOM CLEvIS PIN (#13) BOTTOM COTTER PIN Quincy Compressor-QGB ™ Back to Table of Contents...
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(“Width” key). The total belt tension for all four belts is measured as the entire belt vibrates. The Sonic Tension Meter will display the total static belt tension for the PowerBand® belt (for all strands within belt). Quincy Compressor-QGB ™ Back to Table of Contents...
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With the unit powered off, press the “0” meter’s red LED light will stay on. and “9” and “Power” keys at the same time. The meter will then turn on with Quincy Compressor-QGB ™ Back to Table of Contents...
Remove and discard wire tie-wraps. Serious injury and property damage may result. notiCe! Prior to removing any wiring from the electronic control, identify individual wire location. Refer to the electrical wiring diagram. Quincy Compressor-QGB ™ Back to Table of Contents...
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• THREAD FITTING INTO PORT AND WRENCH TIGHTEN SEAL-LOK ASSEMBLY TORQUES (IN LBS) DASH SIZE FACE SEAL 1080 1440 1680 1980 (+/-) 10 (+/-) 25 (+/-) 25 (+/-) 35 (+/-) 45 (+/-) 90 (+/-) 90 (+/-) 100 Quincy Compressor-QGB ™ Back to Table of Contents...
• Understanding the Analysis Report • Fluid Parameters The three functions of compressor fluid are: A fluid tag is attached to each Quincy rotary screw compressor indicating the • to lubricate the bearings and rotors type of fluid provided in the initial fill. All of the above fluids are available from any •...
Fluid is circulated through the cooler, fluid filter, Each Quincy compressor is filled at and into the compressor. the factory with the correct amount of one of the synthetic fluid listed in In the compressor, fluid is diverted through the Fluid Specifications.
• burnt fuel - Air intake should provide contaminant- i.e. exhaust from: forklifts, boilers, free, cool air. A Quincy heavy-duty intake jet aircraft filter will reduce the risk of abrasion and • nitrogen oxides increased wear. An air filter does not •...
All Quincy Compressor extended ® machine, while best utilizing the extended airend warranty programs require life features of QuinSyn. that fluid samples be sent to Quincy The fluid analysis provides historical Compressor Fluid Analysis a minimum ® information, detailing items such as of every 2,000 hours.
(exact fluid life is determined contact Quincy’s Service Department for by the fluid analysis program) and is the more details. chosen fluid for Quincy’s new five-year airend warranty effective June , 2000 (see Blue Alert #566). Under extended warranty Fluid Analysis Program...
(exact fluid Federal regulations. Should condensate life is determined by the fluid sampling need to be treated, Quincy’s QIOWA fluid/ program). QuinSyn XP is the only fluid water separators are required. available with Quincy’s ten-year airend warranty (see Blue Alert #566).
Local, State, and Some advantages of QuinSyn plus are: Federal regulations. Should condensate • Superior demulsability (ability to need to be treated, Quincy’s QIOWA fluid/ separate from water) water separators are required. • Less susceptible to varnish •...
QuinSyn Fluids QuinSyn QuinSyn F QuinSyn is a Polyalphaolefin (PAO) type QuinSyn F is Quincy’s food grade fluid, synthetic fluid. effective november 1, suitable in applications where there may 2000, QuinSyn Compressor Fluid is no be incidental food contact. Compliant with longer available as a factory fill option.
Typical Properties of QuinSyn Flush (A). Fill machine with QuinSyn Flush and run for 500 hours. Send a fluid Viscosity @ 00°F ASTM D445 43.3 cSt. sample to Quincy Compressor ® Viscosity @ 20°F ASTM D445 5.6 cSt. Fluid Analysis. Flush may need to Viscosity Index be repeated several times.
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QuinSyn Flush using the following QuinSyn fluid selected for your machine. procedure: Send fluid sample to Quincy Compressor ® Fluid Analysis at 200 hours. Drain thoroughly as in (A) and fill with QuinSyn Flush.
QuinSyn Flush and change the fluid filters. sightglass. If this occurs, repeat the Run compressor for 300 hours. Take a fluid flushing procedure. sample and send to Quincy Compressor ® Fluid Analysis to determine if further flushing is needed. Proceed as instructed Varnished Machines by the fluid analysis report.
Drain and refill with Flush and run machine until it reaches a fresh charge of new QuinSyn normal operating temperature. Drain XP. Send a fluid sample to Quincy and refill with a fresh charge of new Compressor Fluid Analysis at 200 QuinSyn Plus.
(varnish) is dissolved in the QuinSyn Flush, the cleaner and varnish must be removed from the compressor and system parts (particularly in areas like filters, coolers and piping, etc.). See your Quincy Compressor Distributor to assist in the ® evaluation of your compressor.
2300 James Savage Road Sample_From______o__Reservoir______o__Filter Midland, MI 48642-6535 Sample Bottle Label Shipping Label Note: A fluid sample valve kit is available from Quincy Compressor. Contact the Service Department and ask for part number 43286. Quincy Compressor-QGB ™ Back to Table of Contents...
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(Ba) (Ca) (Mg) (Mo) (Na) (Si) (Zn) Quincy Compressor Fluid Analysis 2300 James Savage Road Midland, MI 48642-6535 thank you for this opportunity to provide technical assistance to your company. if you have any questions about this report please contact us at 1-800-637-8628 or fax 1-517-496-2313.
This statement will also note any problems g) SERIAL NUMBER - The unit serial that need attention. number of the Quincy compressor the fluid sample was taken from. m) PHYSICAL PROPERTIES RESULTS - Particle size is measured in microns.
OTHER 10-15 >15 ilicon lAsMA Mission <2000 not rEPortED AtEr isHEr <800 not rEPortED <800 not rEPortED HPcl not rEPortED ntioXiDAnt (1) t HE FluiD Will BE conDEMnED BAsED on tHEsE PArAMEtErs Quincy Compressor-QGB ™ Back to Table of Contents...
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10-15 >15 ilicon lAsMA Mission <100 >200 AtEr isHEr iso coDE X/20 ArticlE ount icrons oyco not rEPortED ntioXiDAnt iQuiD HroMAtoGrAPHy (1) t HE FluiD Will BE conDEMnED BAsED on tHEsE PArAMEtErs Quincy Compressor-QGB ™ Back to Table of Contents...
Press the reset Button ower failure heck Power suPPly and transformer fuses oose wire connections heck all wiring terminals for contact and tightness Quincy Compressor-QGB ™ Back to Table of Contents...
“i nlet valve not oPening or closing in relation ” to air demand section of trouBleshooting guide lugged air intake filter ePlace air filter element Quincy Compressor-QGB ™ Back to Table of Contents...
Pushing the air through the cooler everse motor starter leads mProPer fluid se recommended fluids only efer to “c ” omPressor luids section of this manual Quincy Compressor-QGB ™ Back to Table of Contents...
By draining the reservoir se fluid level gauge as a guide fluid reservoir Blows down too fast heck for ProPer Blowdown valve size Quincy Compressor-QGB ™ Back to Table of Contents...
Pilot valve ePair or rePlace as necessary eaks in control lines heck all control line fittings and tuBing eaks in service lines heck lines Before valve Quincy Compressor-QGB ™ Back to Table of Contents...
Belts Pried on ollow correct installation Procedure . (d ismatched Belt set nstall new matched Belt set ot mix old and new Belts Quincy Compressor-QGB ™ Back to Table of Contents...
Belt set ot mix old and new Belts isalignment ealign and retension drive nusual or xcessive iBration ncorrect Belts se correct Belt size heave out of round ePlace sheaves as necessary Quincy Compressor-QGB ™ Back to Table of Contents...
Belt to sheave comBination elt sliP etension Belts mProPer Belt storage o not coil kink or Bend Belts void heat and direct sunlight ndercord or sideWall hardening elt sliP etension Belts orn sheaves ePlace sheaves Quincy Compressor-QGB ™ Back to Table of Contents...
Compressor will not start – hums: mProPerly wired heck wiring against diagram – ow line voltage heck voltage correct – elay or contactor not closing heck for reason rePair or rePlace ingle Phasing heck fuses Quincy Compressor-QGB ™ Back to Table of Contents...
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Pressure switch ePair or rePlace efective water regulating valve djust rePair or rePlace Quincy Compressor-QGB ™ Back to Table of Contents...
PiPing uPstream from unit orrect as required Evaporator freeze-up: ot gas ByPass valve out of adjustment djust suction Pressure djust hot gas ByPass valve Quincy Compressor-QGB ™ Back to Table of Contents...
Total Package Specific Power kW/100 cfm 20.3 22.4 25.6 30.4 24.8 27.6 31.6 37.5 bhp/100 cfm Dimensions Length in (mm) 63 (1600) Width in (mm) 34 (834) Height in (mm) 47 (1190) Quincy Compressor-QGB ™ Back to Table of Contents...
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Total Package Specific Power kW/100 cfm 20.6 21.7 24.1 27.5 bhp/100 cfm 24.9 26.9 29.9 34.1 Dimensions Length in (mm) 63 (1600) Width in (mm) 34 (834) Height in (mm) 47 (1190) Quincy Compressor-QGB ™ Back to Table of Contents...
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Total Package Specific Power kW/100 cfm 21.1 22.6 24.8 29.4 30.7 36.3 bhp/100 cfm 25.6 27.9 Dimensions Length in (mm) 63 (1600) Width in (mm) 34 (834) Height in (mm) 47 (1190) Quincy Compressor-QGB ™ Back to Table of Contents...
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34.81 33.2 Total Package Specific Power kW/100 cfm 18.8 21.6 24.2 bhp/100 cfm 23.1 26.9 30.1 Dimensions Length in (mm) 72 (1830) Width in (mm) 34 (834) Height in (mm) 69.5 (1765) Quincy Compressor-QGB ™ Back to Table of Contents...
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44.38 44.46 Total Package Specific Power kW/100 cfm 18.7 21.5 23.9 bhp/100 cfm 23.2 26.8 29.7 Dimensions Length in (mm) 72 (1830) Width in (mm) 34 (834) Height in (mm) 69.5 (1765) Quincy Compressor-QGB ™ Back to Table of Contents...
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54.53 52.69 Total Package Specific Power kW/100 cfm 19.5 21.7 24.0 bhp/100 cfm 24.3 27.0 29.8 Dimensions Length in (mm) 72 (1830) Width in (mm) 34 (834) Height in (mm) 69.5 (1765) Quincy Compressor-QGB ™ Back to Table of Contents...
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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 transit should be made to the carrier. Quincy Compressor-QGB ™ Back to Table of Contents...
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ENVIROMENTAL AND OSHA REQUIREMENTS: At the time of shipment of the equipment from the factory, Quincy Compressor / Ortman Fluid Power will comply with the various Federal, State and local laws and regulations concerning occupational health and safety and pollution. However, in the installation and...