Quincy Compressor QSI 1000 Instruction Manual Download Page 56

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Section IX - Troubleshooting

Probable Causes:

Corrective Action:

Quincy Compressor-QSI

Low Air Delivery:

LUGGED

AIR

INTAKE

FILTER

ELEMENT

XCESSIVE

LEAKS

THE

SERVICE

LINES

NLET

VALVE

NOT

FULLY

OPEN

ESTRICTED

FLUID

FLOW

Low Receiver Pressure:

XCESSIVE

AIR

DEMAND

XCESSIVE

LEAKS

THE

SERVICE

LINES

NLET

VALVE

NOT

FULLY

OPEN

LUGGED

AIR

INTAKE

FILTER

IFFERENTIAL

PILOT

VALVE

NOT

SET

CORRECTLY

PRESSURE

SWITCH

NOT

SET

CORRECTLY

AULTY

RECEIVER

PRESSURE

GAUGE

LEAN

AIR

FILTER

ELEMENT

REPLACE

WITH

NEW

ELEMENT

HECK

SERVICE

LINES

FOR

LEAKS

WITH

SOAP

SUDS

EPAIR

NECESSARY

HECK

FOR

BUILD

GUMMING

SHAFT

HECK

FLUID

FILTER

FOR

PLUGGING

EEVALUATE

AIR

DEMAND

. I

NSTALL

ADDITIONAL

COMPRESSORS

NEEDED

HECK

SERVICE

LINES

FOR

LEAKS

WITH

SOAP

SUDS

EPAIR

NECESSARY

ORRECT

ACCORDANCE

WITH

THE

INSTRUCTIONS

“I

NLET

VALVE

NOT

OPENING

CLOSING

RELATION

AIR

DEMAND

”

SECTION

TROUBLESHOOTING

GUIDE

EPLACE

AIR

FILTER

ELEMENT

DJUST

DIFFERENTIAL

PILOT

VALVE

ACHIEVE

DESIRED

MODULATION

RANGE

DJUST

AIR

PRESSURE

SWITCH

ACHIEVE

DESIRED

CUT

AND

CUT

OUT

PRESSURE

HECK

AND

REPLACE

NECESSARY

Summary of Contents for QSI 1000

Page 1: ... 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 Manual No 65005 CB April 2001 Edition Update September 2010 ...

Page 2: ......

Page 3: ...ving 12 Moving the Unit to the Installation Site 12 Location 13 Piping Connections 13 Relief Valves 14 Electrical 14 Guards 14 Manual Vent and Shutoff Valves 15 Water and Sewer Facilities at the Installation Site 15 Compressor Rotation 15 Fan Rotation 15 Section IV Operating Procedures Prior To Starting 16 Starting the Compressor 16 Stopping the Compressor Normal Operation 17 Stopping the Compress...

Page 4: ...to QuinSyn XP 37 Converting to QuinSyn Plus 37 Converting to QuinSyn 38 Sampling Procedures 39 Analysis Report sample 40 Understanding the Analysis Report 41 Fluid Parameters 42 43 Section VIII ServiceAdjustments Differential Pilot Valve 44 Pressure Switch 44 Water Temperature Regulating Valve Water cooled Units Only 44 Drive Coupling Alignment 45 47 Section IX Troubleshooting Troubleshooting 48 5...

Page 5: ...id samples must be taken every 2 000 hours or as directed by the analysis report Seller warrants products of its own manufacture against defects in workmanship and materials under normal use and service as follows Packaged Compressors Twelve 12 months from date of start up or eighteen 18 months from date of shipment from the factory whichever occurs first Airend on Packaged Compressors for service...

Page 6: ...r arising from breach of contract or warranty of claims of negligence or negligent manufacture in excess of the purchase price Only genuine Quincy Compressor maintenance and replacement parts may be used on the compressor Normal rules of warranty apply regardless of coverage length Inlet valves fluid pumps and shaft seals are covered by the standard 1 year warranty terms and are not included in th...

Page 7: ...This page intentionally left blank ...

Page 8: ...d IMPORTANT Throughout this manual we have identified key hazards The following symbols identify the level of hazard seriousness DANGER This symbol identifies immediate hazards which will result in severe personal injury death or substantial property damage DANGER This symbol identifies life threatening electrical voltage levels which will result in severe personal injury or death All electrical w...

Page 9: ...t in the rupturing or explosion of some compressor component Do not change the pressure setting of the pressure relief valve restrict the function of the pressure relief valve or replace the pressure relief valve with a plug Over pressurization of system or compressor components can occur resulting in death severe personal injury or property damage Never use plastic pipe rubber hose or soldered jo...

Page 10: ...hical errors Spare Parts Ordering Information BFGoodrich Quincy Compressor Division maintains replacement parts for Quincy compressors A repair parts list is shipped with all new machines Order parts from your Authorized Quincy distributor Use only genuine Quincy replacement parts Failure to do so may void warranty Serial Model Identification Plate Reference to the machine MODEL SERIAL NUMBER and ...

Page 11: ...Section I General Quincy Compressor QSI 5 MODEL IDENTIFICATION ...

Page 12: ...tical cabinets are available to reduce sound levels Figure 2 1 Compression Cycle A INTAKE B COMPRESSION C DISCHARGE INLET PORT CYLINDER MALE ROTOR FEMALE ROTOR DISCHARGE PORT The Compression Cycle The compression cycle of a rotary compressor is a continuous process from intake to discharge with no reciprocating mechanisms starting and stopping as found in reciprocating compressors The compressor c...

Page 13: ...emperature at the compressor of approximately 180 F Water cooled Fluid Coolers Water cooled fluid coolers are of the shell and tube design Fluid passes through the shell transferring its heat to the water flowing through the tubes Fluid leaving the cooler does not pass through a thermal mixing valve as in an air cooled unit but goes directly to the fluid filter and the compressor Fluid discharge t...

Page 14: ...valve is held in a closed position preventing the intake of air into the compressor and serving as a check valve preventing reverse air fluid flow through the inlet valve and air filter Auto Dual Standard The Auto Dual system offers two choices of controlling the Quincy QSI Compressor With the selector switch in the Continuous Run position the compressor operates continuously matching air demand a...

Page 15: ...machine If the demand is greater than one unit s capability the second compressor will automatically turn itself on until the excess demand has been satisfied Again working with the standard Auto Dual control the second machine would time out and turn itself off after the demand dropped Load No Load Optional In the Load No Load mode the compressor does not modulate the inlet valve The valve is eit...

Page 16: ...r is provided with a NEMA 1 enclosure Optional panels include NEMA 4 Air cooled models utilize a second magnetic starter for protection of the fluid cooler fan motor This starter is connected to the compressor starter through an interlock which insures the fan motor is operating with the compressor motor If the fan motor starter trips out for any reason the compressor unit will shut down DANGER Hi...

Page 17: ...nt Differential Light This indicates excessive pressure differential across the air fluid separator element It is used to determine separator element change intervals Air Intake Filter Service Light This indicator signals when the filter element needs to be cleaned or replaced Gauges Hourmeter This gauge indicates actual hours of operation Air Pressure Gauge This gauge indicates air pressure avail...

Page 18: ...mage should be reported to the delivering carrier within 15 days of delivery The delivering carrier must prepare a damage report Itemized supporting papers are essential to filing a claim Read the compressor nameplate to be sure the compressor is the model and size ordered and that optionally ordered items are included Check the reservoir and pressure relief valves to be sure they are adequate for...

Page 19: ...f water contamination Fluid and filter changes may need to be increased in high humidity areas Increased operating temperatures may be required CAUTION Removal or modification of sound insulation could result in dangerously high sound levels Quincy QSI compressors are essentially vibration free however some customers may choose to bolt the unit to the floor to prevent the accidental breakage of pi...

Page 20: ...hould be provided Any unreasonable voltage unbalance 5 between the legs must be eliminated and any low voltage corrected to prevent excessive current draw The installation electric motor wiring and all electrical controls must be in accordance with National Electric Code and all state and local codes A qualified electrician should perform all electrical work Air compressors must be grounded in acc...

Page 21: ...re water inlet and discharge connections are correct NOTICE The water temperature regulating valve is located in the discharge water line Clean air is essential for your Quincy QSI compressor Always select a source providing the cleanest air possible When an outside air source is used keep all piping as short and direct as possible Use vibration isolators and support all piping correctly Piping si...

Page 22: ...ure all relief valves are in place Check to make sure all panels and guards are in place and securely mounted Check fuses circuit breakers and thermal overloads for proper size Close the main power disconnect switch and jog the starter switch button to check the rotational direction of the compressor Check the fan rotation air flows through the coolers Water cooled models Check inlet and discharge...

Page 23: ...nd the compressor to fully unload Press the stop button or remove power at the main disconnect switch or panel NOTICE 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 Stopping the Compressor Emergency Press the emergency stop button or cut the power at the main disconnect switc...

Page 24: ...m to prevent any back up of air flow into the area to be serviced NEVER depend upon a check valve to isolate the system 3 Open the manual vent valve and wait for the pressure in the system to be completely relieved before starting service DO NOT close the manual vent valve at any time while servicing 4 Shut off water and depressurize system if water cooled WARNING Never assume the compressor is re...

Page 25: ...Quincy Compressor QSI 19 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 26: ...removed The frequency with which water must be removed is determined by the ambient air conditions During hot and humid conditions water should be drained off the bottom of the reservoir daily In cold and dry conditions water may only need to be drained weekly To drain water from the reservoir turn the compressor off and let sit for at least 5 minutes Then open the drain valve Water is heavier tha...

Page 27: ...act the grounding staple on the separator element gasket with the ground probe of the test indicator 4 Touch the top cap of the separator element with the other probe The indicator light should illuminate on the test or the v o m test must read no more than 20 ohms 5 Touch the bottom cap of the separator element The indicator light should illuminate on the test or the v o m test must read no more ...

Page 28: ...s a two stage dry type element The first stage is cyclonic That is centrifugal airflow spins the larger dirt particles to the outside walls of the filter canister In the second stage air passes through the filter element with an efficiency of 99 9 as tested by SAE J7266 test code specifications Removal and replacement of the element is accomplished by unscrewing the wing nut and exchanging the ele...

Page 29: ...ck valve is stuck closed the seal cavity will not scavenge Replace if necessary Remove the coupling guards and coupling halves Remove the drive coupling hub and key from the compressor shaft Remove the drive motor Remove the four bolts securing the seal adapter to the suction housing Insert two of the seal adapter retaining bolts into the seal adapter jack holes and turn clockwise pushing the seal...

Page 30: ...llation Apply a thin coat of compressor fluid to the outer face of the wear sleeve and seal lip Slide the proper seal installation sleeve against the wear sleeve with the taper toward the end of the rotor shaft Install a new o ring on the seal adapter and lubricate with compressor fluid Install a new o ring around the scavenge port use petroleum jelly to hold the o ring on the seal adapter face du...

Page 31: ... THE GROOVE POSITION AND HOLD FLAT SEALING FACE AGAINST O RING 2 BACK OFF NUT BACK OFF LOCKNUT TO ITS UPPERMOST POSITION 3 THREAD INTO PORT THREAD FITTING INTO THE PORT UNTIL THE BACKUP WASHER CONTACTS THE SURFACE 4 BACK OFF FOR ALIGNMENT POSITION FITTING FOR ATTACHING LINE BY UNTHREADING UP TO 360 5 WRENCH TIGHTEN WRENCH TIGHTEN LOCKNUT 1 CHECK SEALING SURFACES INSTALL O RING INSPECT FITTING FOR ...

Page 32: ...he compressed air discharge temperature to seal the rotor clearances Fluid Specifications We recommend that all Quincy rotary screw compressors be filled with one of the following synthetic fluids QuinSyn PG Standard fill Replaces QuinSyn QuinSyn XP Standard fill for high pressure applications Replaces QuinSyn HP 68 QuinSyn Plus Extended life fluid QuinSyn PAO fluid QuinSyn F Food grade applicatio...

Page 33: ... design life of the compressor or cause problems with filtration or carryover Consult the Quincy Service Department before changing brands of fluid Fluid Level Fluid level is monitored by a sightglass or a dial gauge while in operation Fluid level should be in the run area on the dial gauge or completely fill the sight gauge DO NOT OVER FILL Figure 1 1 Fluid Level Sight Gauges Each unit comes equi...

Page 34: ...ridge and replacing it with a new one NOTICE Use genuine Quincy replacement filters only Figure 1 3 Spin on Fluid Filter The initial filter change should occur after the first 500 hours of operation During normal service the filter cartridge should be replaced under the following conditions whichever occurs first as indicated by the fluid filter maintenance indicator when the fluid is at normal op...

Page 35: ...r compressors operating on QuinSyn fluids Monitoring of the total acid number TAN barium level and or viscosity throughout the life of the fluid provides maximum protection to your machine while best utilizing the extended life features of QuinSyn The fluid analysis provides historical information detailing items such as hours on the fluid viscosity and total acid number TAN Should results appear ...

Page 36: ...to drain water from the reservoir Disposal QuinSyn PG is considered nonhazardous waste Disposal of this fluid should be done in accordance with Local State and Federal regulations Separation of this fluid from condensate will require those separators designed to handle fluid emulsions The QIOWA fluid water separator is suitable for separation of fluid emulsions such as QuinSyn PG Please contact Qu...

Page 37: ...rt 566 Typical Properties of QuinSyn XP ISO 68 Viscosity 100 F ASTM D445 60 0 cSt Viscosity 210 F ASTM D445 9 8 cSt Viscosity Index ASTM D2270 131 Specific Gravity 60 60 0 95 Flash Point ASTM D92 570 F Fire Point ASTM D92 645 F Applications QuinSyn XP is designed for applications where the fluid is exposed to elevated temperatures for extended periods of time Fluid thermostat temperature settings ...

Page 38: ... stability Excellent oxidative stability Better gas fluid separation Typical Properties of QuinSyn Plus ISO 46 Viscosity 100 F ASTM D445 46 0 cSt Viscosity 210 F ASTM D445 7 5 cSt Viscosity Index ASTM D2270 127 Specific Gravity 60 60 0 89 Flash Point ASTM D92 475 F Fire Point ASTM D92 540 F Pour Point 58 F Applications QuinSyn Plus is suited for use in rotary screw air compressors operating in har...

Page 39: ...warranties are not available with the use of QuinSyn IV QuinSyn QuinSyn is a Polyalphaolefin PAO type synthetic fluid Effective November 1 2000 QuinSyn Compressor Fluid is no longer available as a factory fill option QuinSyn is still available in aftermarket pails drums and kits Extended warranties are not available with the use of QuinSyn except on compressors shipped prior to June 1 2000 Fluid L...

Page 40: ...th mineral oils and QuinSyn synthetic fluids and is highly recommended for use as a flushing fluid when converting to QuinSyn PG from QuinSyn or QuinSyn IV Applications Cleaning fluid for removal of varnish dirt and oxidized fluid from compressor fluid systems Flushing fluid when changing from other fluids to QuinSyn fluids Typical Properties of QuinSyn Flush Viscosity 100 F ASTM D445 43 3 cSt Vis...

Page 41: ...ng the following procedure Drain thoroughly as in A and fill with QuinSyn Flush Run the machine for 300 hours and take a fluid sample Send fluid sample to Quincy Compressor Fluid Analysis to determine if further flushes are needed Continue compressor operation until results of fluid analysis are reported Drain or continue operation as advised by fluid analysis Always clean medium to heavily varnis...

Page 42: ...Compressor Fluid Analysis to determine if further flushing is needed Continue operating compressor until the results of fluid analysis are known Drain or continue to run compressor as advised by the fluid analysis report NOTICE More than one flush may be required to remove varnish build up and reduce the TAN to an acceptable level It may be necessary to change the fluid filter more frequently whil...

Page 43: ...eral oils or PAO fluids flush the compressor with QuinSyn Flush following the procedures outlined on page 35 Converting to QuinSyn Plus Normal Machines A Any QuinSyn fluid except QuinSyn PG No flush required Drain Compressor thoroughly while hot including all the low areas fluid lines and the fluid cooler Shut down and lockout the machine Change the separator and all the filters on the compressor ...

Page 44: ...s must be placed on draining after each step Contaminants left in the compressor after flushing have a direct effect on the fluid s life Once the oxidized material 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 eva...

Page 45: ...ottle 3 Close valve After collecting sample from either of the above methods 1 Fill out information label completely Be certain to provide all information as to possible hazards related to a given sample If this situation exists all information shall be clearly marked on the sample bottle label 2 Attach Sample Bottle Label to the bottle and put bottle in mailer 3 Place Shipping Label on the outsid...

Page 46: ...s n Sample Values below are in parts per million ppm Date Silver Alum Chrom Copp Iron Nickel Lead Tin Titan Vanad Bari Calc Mag Mol Sod Phos Sili Zinc Fluid Hours Ag Al Cr Cu Fe Ni Pb Sn Ti V Ba Ca Mg Mo Na P Si Zn 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 mean...

Page 47: ...DEL NUMBER The model number of the Quincy compressor that the fluid sample was taken from i HOURS ON FLUID These are the actual hours that the QuinSyn fluid has been in the unit since the last fluid change j HOURS ON MACHINE This is the total hours on the compressor hourmeter k SAMPLE DATE The date that the sample was taken from the compressor NOTICE Items c through k are information provided by t...

Page 48: ...ion QuinSyn PG 0 40 50 100 QuinSyn XP 0 40 50 100 QuinSyn Plus 0 5 20 20 Phosphorus PPM Plasma Emission QuinSyn PG 0 5 20 20 QuinSynXP 50 5 20 0 QuinSyn Plus 0 5 20 20 Zinc PPM Plasma Emission All 0 100 200 200 WEAR METALS Silver PPM Plasma Emission All 0 5 10 10 Aluminum PPM Plasma Emission All 0 5 10 10 Chromium PPM Plasma Emission All 0 5 10 10 Copper PPM Plasma Emission All 0 5 10 10 Iron PPM ...

Page 49: ... 20 20 Phosphorus PPM Plasma Emission All 0 5 20 20 Zinc PPM Plasma Emission All 0 100 200 200 WEAR METALS Silver PPM Plasma Emission All 0 5 10 10 Aluminum PPM Plasma Emission All 0 5 10 10 Chromium PPM Plasma Emission All 0 5 10 10 Copper PPM Plasma Emission All 0 5 10 10 Iron PPM Plasma Emission All 0 5 10 10 Nickel PPM Plasma Emission All 0 5 10 10 Lead PPM Plasma Emission All 0 5 10 10 Tin PP...

Page 50: ...lockwise To lower the pressure turn the screw out counter clockwise Maximum full load pressure is 110 PSIG for standard QSI units Minimum full load pressure with modulation and standard controls is 75 PSIG Pressure Switch The pressure switch determines what pressure the compressor will load and unload Standard factory settings are 110 PSIG cut in 125 cut out If a lower setting is desired adjust th...

Page 51: ...hecked again The QSI series compressors utilize a two piece flexible element bolted to steel hubs on the compressor motor shafts The following steps will ensure a properly aligned coupling 1 Tag and lock out all power to the unit 2 Remove coupling guard 3 Unbolt and remove one half 1 2 of the flexible element Leave the remaining half bolted to both steel hubs 4 Using one of the existing 3 8 bolt h...

Page 52: ... as A 4 Measure the O D of the coupling This will be referred to as B 5 Divide measurement A by measurement B 6 Multiply the result from step 5 by the indicator reading C to determine the amount of shim to be placed under either the front feet or the rear feet of the motor to correct misalignment Example refer to Figure 8 1 A 5 B 4 C 0 028 Because C is a positive reading the distance between the c...

Page 53: ...iewed from the Top 1 Mount the dial indicator on the compressor coupling half so that it reads from the outside surface of the motor coupling half 2 Position the indicator on the side of the coupling 3 Rotate the coupling halves together 180 in the direction of the compressor rotation The indicator reading in this position is the amount of parallel misalignment 4 Loosen the motor mounting bolts an...

Page 54: ... THE SITUATION IN ACCORDANCE WITH THE INSTRUCTION IN THE HIGH DISCHARGE AIR TEMPERATURE SECTION OF THIS TROUBLESHOOTING GUIDE RESTART THE COMPRESSOR CORRECT THE CAUSE OF THE OVERLOADED CONDITION RESET OVERLOAD RELAY AND PRESS THE START BUTTON ASK THE POWER COMPANY TO MAKE A VOLTAGE CHECK AT YOUR ENTRANCE METER THEN COMPARE THAT READING TO A READING TAKEN AT THE MOTOR TERMINALS USE THESE TWO READIN...

Page 55: ...ARGE AIR TEMPERATURE SECTION OF THIS TROUBLESHOOTING GUIDE RESTART THE COMPRESSOR CORRECT THE CAUSE OF THE MOTOR OVERLOADED CONDITION RESET THE OVERLOAD RELAY AND PRESS THE RESET BUTTON CHECK POWER SUPPLY AND TRANSFORMER FUSES CONTACT A QUALIFIED SERVICE TECHNICIAN FOR REPAIRS CHECK ALL WIRING TERMINALS FOR CONTACT AND TIGHTNESS REPLACE RELAY LOWER FULL LOAD PRESSURE SETTING AT CONTROL PANEL CHECK...

Page 56: ...GAUGE CLEAN AIR FILTER ELEMENT OR REPLACE WITH NEW ELEMENT CHECK SERVICE LINES FOR LEAKS WITH SOAP SUDS REPAIR AS NECESSARY CHECK FOR BUILD UP OR GUMMING OF SHAFT CHECK FLUID FILTER FOR PLUGGING REEVALUATE AIR DEMAND INSTALL ADDITIONAL COMPRESSORS AS NEEDED CHECK SERVICE LINES FOR LEAKS WITH SOAP SUDS REPAIR AS NECESSARY CORRECT IN ACCORDANCE WITH THE INSTRUCTIONS IN INLET VALVE NOT OPENING OR CLO...

Page 57: ... CHECK WATER SYSTEM FOR POSSIBLE RESTRICTIONS INCLUDING WATER TEMPERATURE REGULATING VALVE CLEAN OR ADJUST IF NECESSARY CHECK LOCATION OF COOLER AND ASSURE NO RESTRICTION TO FREE CIRCULATION OF COOLING AIR CHECK COOLER FIN AND CLEAN AS NECESSARY ADD FLUID TO RECOMMENDED LEVEL CHECK FLUID SYSTEM FOR LEAKS REPLACE ALL PANELS ENSURE ALL SEALING SURFACES AND MATERIALS ARE SATISFACTORY CLEAN COOLER FIN...

Page 58: ...OOM OR RELOCATE COMPRESSOR CORRECT ROTATION IS WITH THE FAN PUSHING THE AIR THROUGH THE COOLER REVERSE MOTOR STARTER LEADS L1 AND L2 USE RECOMMENDED FLUIDS ONLY REFER TO COMPRESSOR FLUIDS SECTION OF THIS MANUAL CLEAN OR REPLACE AS NECESSARY REPAIR OR REPLACE AS NECESSARY CHECK AND REPLACE AS NECESSARY CONTACT AN AUTHORIZED QUINCY DISTRIBUTOR IF FAULTY AIR FILTER ELEMENTS REPLACE THEM IF AIR FILTER...

Page 59: ...RUCTIONS IN INLET VALVE NOT OPENING OR CLOSING IN RELATION TO AIR DEMAND SECTION OF THIS TROUBLESHOOTING GUIDE REPLACE INDICATOR ASSEMBLY USE GENUINE QUINCY REPLACEMENT FILTERS ONLY REPLACE AIR FILTER ELEMENT SEE FLUID BREAKDOWN SECTION OF THIS TROUBLESHOOTING GUIDE CHECK AND CLEAN SYSTEM OF ALL DIRT CORROSION AND VARNISH Frequent Air Fluid Separator Clogging continued MIXING DIFFERENT GRADES OR T...

Page 60: ...OR CONDITIONS ADJUST FLUID LEVEL TO RECOMMENDED FLUID LEVEL BY DRAINING THE RESERVOIR USE FLUID LEVEL GAUGE AS A GUIDE CLEAN SCAVENGER LINE ORIFICE AND TUBE CORRECT IN ACCORDANCE WITH THE INSTRUCTIONS IN HIGH DISCHARGE AIR TEMPERATURE SECTION OF THIS TROUBLESHOOTING GUIDE RESERVOIR PRESSURE SHOULD NOT FALL BELOW 50 PSIG WHEN RUNNING LOADED CHECK SYSTEM CFM REQUIREMENT AND MINIMUM PRESSURE CHECK VA...

Page 61: ...WITCH SETTING FAULTY AIR PRESSURE SWITCH FAULTY BLOW DOWN VALVE FAULTY SOLENOID VALVE FAULTY DIFFERENTIAL PILOT VALVE LEAKS IN CONTROL LINES LEAKS IN SERVICE LINES ADJUST AIR PRESSURE SWITCH TO PROPER SETTING OR REPLACE SWITCH IF FAULTY SERVICE CONTROL AIR LINE FILTER DAILY CHECK PISTON AND CYLINDER BORE REPAIR OR REPLACE AS NEEDED CHECK AIR INLET VALVE BUSHING AND SHAFT CHECK PISTON AND CYLINDER ...

Page 62: ...SERVICE LINES FAULTY AIR PRESSURE SWITCH FAULTY AIR PRESSURE SENSORS Excessive Water in Plant Air Distribution System CLOGGED MOISTURE SEPARATOR TRAP INSTALLATION APPLICATION FAULTY COOLER LEAKS REPAIR OR REPLACE AS NECESSARY CHECK AND TIGHTEN WIRING TERMINALS CHECK AND REPAIR AIR INLET VALVE REPAIR OR REPLACE AS NECESSARY CHECK AND REPLACE TIMER ORIFICE PLUGGED CLEAN OR REPLACE AS NECESSARY CHECK...

Page 63: ...TOR TO OBTAIN DESIRED MODULATION RANGE READJUST AIR PRESSURE SWITCH SO THAT THE COMPRESSOR UNLOADS AT THE DESIRED PRESSURE CORRECT IN ACCORDANCE WITH THE INSTRUCTION IN INLET VALVE NOT OPENING OR CLOSING IN RELATION TO AIR DEMAND SECTION OF THIS TROUBLESHOOTING GUIDE REPLACE WITH NEW AIR FLUID SEPARATOR CHECK GAUGE FOR ACCURACY AND REPLACE IF NECESSARY ADJUST CONTROL SETTINGS CHECK PRESSURE RELIEF...

Page 64: ...WATER FROM AIR FLUID RESERVOIR SERVICE AIR FILTER AS NEEDED DAILY OR WEEKLY IF EXTREMELY DIRTY CONDITIONS EXIST CLEAN AFTERCOOLER AND FLUID COOLER FINS AIR COOLED ONLY WIPE ENTIRE UNIT DOWN TO MAINTAIN APPEARANCE TAKE FLUID SAMPLE CHANGE FLUID FILTER CHECK PRESSURE RELIEF VALVE GO OVER UNIT AND CHECK ALL BOLTS FOR TIGHTNESS CHANGE AIR FLUID SEPARATOR CHANGE AIR FILTER LUBRICATE MOTORS TEST PRESSUR...

Page 65: ...Quincy Compressor QSI 59 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 66: ...Appendix A Dimensional Drawings 60 Quincy Compressor QSI QSI 220 245 air cooled ...

Page 67: ...Appendix A Dimensional Drawings Quincy Compressor QSI 61 QSI 220 245 water cooled ...

Page 68: ...Appendix A Dimensional Drawings 62 Quincy Compressor QSI QSI 250 300 air cooled ...

Page 69: ...Appendix A Dimensional Drawings Quincy Compressor QSI 63 QSI 250 300 water cooled ...

Page 70: ...Appendix A Dimensional Drawings 64 Quincy Compressor QSI QSI 335 370 air cooled ...

Page 71: ...Appendix A Dimensional Drawings Quincy Compressor QSI 65 QSI 335 370 water cooled ...

Page 72: ...Appendix A Dimensional Drawings 66 Quincy Compressor QSI QSI 440 500 air cooled ...

Page 73: ...Appendix A Dimensional Drawings Quincy Compressor QSI 67 QSI 440 500 water cooled ...

Page 74: ...Appendix A Dimensional Drawings 68 Quincy Compressor QSI QSI 540 600 air cooled ...

Page 75: ...Appendix A Dimensional Drawings Quincy Compressor QSI 69 QSI 540 600 water cooled ...

Page 76: ...Appendix A Dimensional Drawings 70 Quincy Compressor QSI QSI 675 750 air cooled ...

Page 77: ...Appendix A Dimensional Drawings Quincy Compressor QSI 71 QSI 675 750 water cooled ...

Page 78: ...Appendix A Dimensional Drawings 72 Quincy Compressor QSI QSI 925 1000 air cooled ...

Page 79: ...Appendix A Dimensional Drawings Quincy Compressor QSI 73 QSI 925 1000 water cooled ...

Page 80: ...Appendix A Dimensional Drawings 74 Quincy Compressor QSI QSI 1175 1250 1400 1500 air cooled ...

Page 81: ...Appendix A Dimensional Drawings Quincy Compressor QSI 75 QSI 1175 1250 1400 1500 water cooled ...

Page 82: ...ercooler BTU min Æ Æ 352 Å Å Aftercooler Approach standard conditions F Æ Æ 3 5 Å Å Maximum Allowable Static Backpressure in H2 O Æ Æ 0 125 Å Å Fan Motor HP Æ Æ 2 Å Å Fan Motor rpm Æ Æ 1725 Å Å Fan Flow cfm Æ Æ 5500 Å Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ Æ 40 100 Å Å Vent Fan Motor HP Æ Æ 1 9 Å Å Aftercooler Approach to Cooling Water Temperature F Æ Æ 13 18 Å Å Water Flow...

Page 83: ...in 449 450 453 454 Aftercooler Approach standard conditions F Æ Æ 6 Å Å Maximum Allowable Static Backpressure in H2 O Æ Æ 0 125 Å Å Fan Motor HP Æ Æ 2 Å Å Fan Motor rpm Æ Æ 1790 Å Å Fan Flow cfm Æ Æ 4500 Å Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ Æ 40 100 Å Å Vent Fan Motor HP Æ Æ 1 14 Å Å Aftercooler Approach to Cooling Water Temperature F Æ Æ 12 14 Å Å Water Flow less After...

Page 84: ...oler BTU min Æ Æ 522 Å Å Aftercooler Approach standard conditions F Æ Æ 3 5 Å Å Maximum Allowable Static Backpressure in H2 O Æ Æ 0 125 Å Å Fan Motor HP Æ Æ 3 Å Å Fan Motor rpm Æ Æ 1750 Å Å Fan Flow cfm Æ Æ 6800 Å Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ Æ 40 100 Å Å Vent Fan Motor HP Æ Æ 1 9 Å Å Aftercooler Approach to Cooling Water Temperature F Æ Æ 13 18 Å Å Water Flow les...

Page 85: ...rcooler BTU min Æ Æ 792 Å Å Aftercooler Approach standard conditions F Æ Æ 3 5 Å Å Maximum Allowable Static Backpressure in H2 O Æ Æ 0 125 Å Å Fan Motor HP Æ Æ 5 Å Å Fan Motor rpm Æ Æ 1740 Å Å Fan Flow cfm Æ Æ 11000 Å Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ Æ 40 100 Å Å Vent Fan Motor HP Æ Æ 1 9 Å Å Aftercooler Approach to Cooling Water Temperature F Æ Æ 13 18 Å Å Water Flow...

Page 86: ...min 1016 1018 1017 1025 Aftercooler Approach standard conditions F Æ Æ 6 Å Å Maximum Allowable Static Backpressure in H2 O Æ Æ 0 125 Å Å Fan Motor HP Æ Æ 5 Å Å Fan Motor rpm Æ Æ 1790 Å Å Fan Flow cfm Æ Æ 12200 Å Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ Æ 40 100 Å Å Vent Fan Motor HP Æ Æ 1 9 Å Å Aftercooler Approach to Cooling Water Temperature F Æ Æ 9 10 Å Å Water Flow less A...

Page 87: ...er BTU min Æ Æ 1187 Å Å Aftercooler Approach standard conditions F Æ Æ 3 5 Å Å Maximum Allowable Static Backpressure in H2 O Æ Æ 0 125 Å Å Fan Motor HP Æ Æ 5 Å Å Fan Motor rpm Æ Æ 1165 Å Å Fan Flow cfm Æ Æ 13500 Å Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ Æ 40 100 Å Å Vent Fan Motor HP Æ Æ 1 2 Å Å Aftercooler Approach to Cooling Water Temperature F Æ Æ 13 18 Å Å Water Flow les...

Page 88: ...0 Aftercooler BTU min 1530 1610 1731 Aftercooler Approach standard conditions F Æ 3 5 Å Maximum Allowable Static Backpressure in H2 O Æ 0 125 Å Fan Motor HP Æ 5 Å Fan Motor rpm Æ 1180 Å Fan Flow cfm Æ 19300 Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ 40 100 Å Vent Fan Motor HP Æ 1 2 Å Aftercooler Approach to Cooling Water Temperature F Æ 13 18 Å Water Flow less Aftercooler at 50...

Page 89: ...53 Aftercooler BTU min 1913 2014 2165 Aftercooler Approach standard conditions F Æ 3 5 Å Maximum Allowable Static Backpressure in H2 O Æ 0 125 Å Fan Motor HP Æ 10 Å Fan Motor rpm Æ 1170 Å Fan Flow cfm Æ 26500 Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ 40 100 Å Vent Fan Motor HP Æ 1 2 Å Aftercooler Approach to Cooling Water Temperature F Æ 13 18 Å Water Flow less Aftercooler at ...

Page 90: ...23 13125 Aftercooler BTU min 2296 2417 2677 Aftercooler Approach standard conditions F Æ 3 5 Å Maximum Allowable Static Backpressure in H2 O Æ 0 125 Å Fan Motor HP Æ 10 Å Fan Motor rpm Æ 1170 Å Fan Flow cfm Æ 26500 Å Water cooled Cooling Recommended Inlet Water Pressure psig Æ 40 100 Å Vent Fan Motor HP Æ 1 2 Å Aftercooler Approach to Cooling Water Temperature F Æ 13 18 Å Water Flow less Aftercool...

Page 91: ...top button or by removing power to the compressor using a disconnect Block number B03 is an off delay timer which will time out and shutdown the machine during non usage periods The default setting is 10 minutes This timer may be adjusted from 0 minutes to 99 hours Contact the Quincy service department to change the setting on this timer When the pressure switch opens no signal from input I2 the o...

Page 92: ...ng is 0 seconds and this setting can be adjusted from 0 seconds to 99 hours at any time after the program is loaded on the LOGO controller Block number B18 is an up down counter used to log the number of times that the main contactor M1 is engaged It will record up to 999 999 starts before resetting itself to 0 Block number B19 is an up down counter used to log the number of times that the unload ...

Page 93: ... cooling water is from other than a municipal water supply Dirt and debris can plug the water passages very quickly rendering the cooler ineffective Write the factory for water strainer recommendation 6 Fixed bundle heat exchangers are generally not recommended for steam service For steam applications a float ing bundle exchanger is required Note When installing floating bundle unit secure one end...

Page 94: ...in the water chambers of the exchanger to protect it from damage by freezing temperatures Drains are provided in most standard models The oil chamber of the exchanger may become filled with sludge accumulation and require cleaning It is recommend ed that the unit be flooded with a commercial solvent and left to soak for one half hour Back flowing with the solvent or regular oil will remove most sl...

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Page 97: ...ent according to percentage of completion Equipment held for Buyer shall be at Buyer s risk and storage charges may be applied at the discretion of Seller Accounts past due shall bare interest at the highest rate lawful to contract for but if there is no limit set by law such interest shall be eighteen percent 18 Buyer shall pay all cost and expenses including reasonable attorney s fees incurred i...

Page 98: ...product or part thereof must be promptly returned to seller freight prepaid for inspection Seller warrants repaired or replaced parts of its own manufacture against defects in materials and workmanship under normal use and service for ninety 90 days or for the remainder of the warranty on the product being repaired This warranty shall not apply and Seller shall not be responsible or liable for a C...

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Page 100: ...Rotary Vacuum Systems 251 937 5900 Nearest Distributor 888 424 7729 E mail info quincycompressor com Website www quincycompressor com 2006 Quincy Compressor All Rights Reserved Litho in U S A ...

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Quincy Compressor QSI 1000, Instruction Manual

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Summary of Contents for QSI 1000

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