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Section V - Servicing

ASSEMBLING THE FACE SEAL END

2) INSTALL O-RING

3) POSITION TO FITTING

1) CHECK SEALING SURFACES

4) THREAD ON NUT BY HAND &

5) WRENCH TIGHTEN

ASSEMBLING ADJUSTABLE END TO PORT

CORRECTLY SIZED O-RING
IS 0.070” THICK AND ITS O.
D. TOUCHES THE OUTSIDE
EDGE OF THE GROOVE.

ASSEMBLING NON-ADJUSTABLE PORT END

CHECK SEALING SURFACE
AND GROOVE FOR DAMAGE
OR MATERIAL BUILDUP.

IF PROPERLY ALIGNED, THE NUT
SHOULD THREAD ON EASILY BY HAND.

WRENCH TIGHTEN TO RECOMMENDED
TORQUE FOR FACE SEAL END.

ENSURE THAT O-RING IS PROPERLY
SEATED IN 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 CON-
TACTS THE SURFACE

4) BACK OFF FOR ALIGNMENT

POSITION FITTING FOR
ATTACHING LINE BY UN-
THREADING UP TO 360°

5) WRENCH TIGHTEN

WRENCH TIGHTEN
LOCKNUT

1) CHECK SEALING SURFACES & INSTALL O-RING

• INSPECT FITTING FOR DAMAGE

• USE O-RING INSTALLATION TOOL TO INSTALL O-RING

• APPLY SMALL AMOUNT OF LUBRICANT TO O-RING

LOCKNUT

BACKUP WASHER

O-RING

• INSPECT SEALING SURFACES FOR DAMAGE

• INSTALL O-RING

• THREAD FITTING INTO PORT AND WRENCH TIGHTEN

SEAL-LOK ASSEMBLY TORQUES (IN LBS)

DASH SIZE

FACE SEAL

220

320

480

750

1080

1440

1680

1980

END

(+/-) 10

(+/-) 25

(+/-) 35

(+/-) 45 (+/-) 90

(+/-) 90

(+/-) 100

Содержание QGV-20

Страница 1: ...e 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 2012200011 December 201...

Страница 2: ......

Страница 3: ...s 6 Standard Control Lights Indicators Gauges 7 OperatingMo des 8 ElectricalSyst em 9 Section III Installation Receiving 10 Moving the Unit to the Installation Site 10 Location 11 ShippingSuppo rts 12...

Страница 4: ...rication 45 Fluid Level 45 Fluid Filter 46 Factors Affecting Fluid Life 46 Fluid Analysis Program General 47 QuinSyn Plus 48 QuinSyn P G 49 QuinSynX P 50 QuinSynF 51 QuinSynFl ush 51 Cleaning and Flus...

Страница 5: ...installation operation or maintenance information which is not hazard related IMPORTANT Throughout this manual we have identified key hazards The following symbols identify the level of hazard seriou...

Страница 6: ...pend on check valves to hold system pressure A properly sized pressure relief valve must be installed in the discharge piping ahead upstream of any shutoff valve block valve heat exchanger orifice or...

Страница 7: ...nstructions have been included in this manual however possible product updates and changes may have occurred since this printing Quincy Compressor reserves the right to change specifications without i...

Страница 8: ...Cycle The compression cycle of a rotary screw compressor is a continuous process from intake to discharge with no reciprocating mechanisms starting and stopping as found in reciprocating compressors...

Страница 9: ...he fluid and air in the plates To maintain proper compressor operation the ambient air temperature should not exceed the temperatures listed in Appendix B Technical Data The cooler fins must be kept c...

Страница 10: ...tion of the inlet valve The inlet valve regulates compressor capacity between 100 and nearly 0 of rated delivery When maximum pressure typically 15 PSIG above normal full load pressure has been obtain...

Страница 11: ...hen the unit has sensed an unusually high discharge temperature Hourmeter Indicates actual hours of operation on the compressor Air Pressure Gauge This gauge indicates air pressure available for distr...

Страница 12: ...es not modulate the inlet valve The valve is either fully open or it is closed If system demands include regular periods of air usage at less than full load a large compressed air storage capability i...

Страница 13: ...ntrols on the unit These controls include the PLC HMI high air temperature safety switch and solenoid Other incoming line voltages and a wye delta starter are available as options The compressor is pr...

Страница 14: ...ier 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...

Страница 15: ...he fluid cooler or cooling fan Heated exhaust air must be exhausted outside to prevent high temperature conditions in the compressor room If the room is not properly ventilated compressor operating te...

Страница 16: ...ver use plastic PVC ABS pipe or rubber hose in a compressed air system Piping Fit up Care must be taken to avoid assembling the piping in a strain with the compressor Piping should line up without hav...

Страница 17: ...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 accordance with applicabl...

Страница 18: ...ened in place before starting the machine and never removed before lock out tag out of the main power supply Manual Vent and Shutoff Valve Install a manual valve to vent the compressor and the compres...

Страница 19: ...correct direction If incorrect rotation is observed lock out power supply reverse electrical leads L1 and L3 at the motor starter Recheck for correct rotation Alternate method to check rotation is to...

Страница 20: ...the purpose and use of the controls are thoroughly understood Before placing the compressor into operation do the following Remove all loose items and tools from around the compressor Check fluid lev...

Страница 21: ...provided by the factory Refer to Section VI Servicing Never increase air pressure settings beyond factory specifications Observe compressor operation closely for the first hour of operation and freque...

Страница 22: ...ng and Stopping the compressor Menu buttons on the left give access to the various utility menus QSI Standard Controls Main Display Screen If there is an alarm condition it will be shown in RED on the...

Страница 23: ...ate running or stopped DRYER CONT If the integrated dryer is installed a fault condition can occur if the contactor fails to match the correct state DRYER D P If the dryer has a Dew Point fault then t...

Страница 24: ...needed Pressing the RED bar will reset the hours for that filter for the next period The indicator will also be RED if the filter D P switch opens indicating a clogged filter condition regardless of t...

Страница 25: ...he scales on both menus will change to reflect the display units Metric or Imperial Capacity plot is similar if activated The information screen gives basic information for this compressor The softwar...

Страница 26: ...han the window allow viewing events not present in the display window EVENT LOG Pressing the SETUP button from the Main Display will show this screen The user and password is needed to enter here A po...

Страница 27: ...reading is only approximate as it is also affected by the filter conditions See Appendix A for installation The D P Switch is an option for those compressors that have a filter monitoring switch Those...

Страница 28: ...probe is calibrated by entering the current temperature of the probe preferably in a thermal calibration block CALIBRATE This utility allows the setting of the Real Time Clock that is contained in th...

Страница 29: ...elected from LIFO MODE or AUTO ROTATE Mode LIFO MODE is Last In First Out sequencing and is considered a normal way of running AUTO ROTATE mode should be used with compressors that are matched in capa...

Страница 30: ...and pressing the labeled button selects the new language LANGUAGE This allows the setup of service interval for the various filters in the compressor These times are counted down to 0 and a notice wi...

Страница 31: ...Section IV Operating Procedures This sets the displayed units for the panel NOTE The PLC operates in Imperial units internally so there may be some rounding when entering Metric values UNITS 27...

Страница 32: ...erating Procedures Appendix A Adding Capacity Sensor to STD QSIi 24V Return 2091Z01PV2M11P1 Setra or Eqv M L These 2 switches UP Remove the power from the 1 compressor and pull this cap off Programmin...

Страница 33: ...Power down and remove the program 4 cartridge and replace the cover blank NOTE This operation will clear any 5 internal logs times and configurations and set them to default settings If the cartridge...

Страница 34: ...uch each section of the address setup to enter the IP Address Subnet Mask and Default Gateway This will setup the IT module to tell it that it is part of the local factory network If the IT domains ar...

Страница 35: ...module configuration from the laptop normally off Diagnostic LED s On the PC start a DOS command window Use the command ping to see if the IT module responds If it does not respond then either the ne...

Страница 36: ...see what is in there The file that is to be edited is qsi_nl_email_oct6_06 edb as shown in the above screen capture NOTE The file name may be different than shown as it shares the project file name a...

Страница 37: ...the section that is given with a green highlight may have a copy email for verification This can be useful when testing to see that an eMail is being sent by causing a fault Save the altered file and...

Страница 38: ...the compressor is ready for maintenance or service because it is stopped The automatic dual control may start the compressor at any time Death or serious injury could result Safety NOTICE Maintenance...

Страница 39: ...AX LUBRICATE INLET VALVE MAY BE REQUIRED MORE OFTEN IN HUMID ENVIRONMENTS EVERY 4000 HOURS CHECK ALL BOLTS FOR TIGHTNESS LUBRICATE MOTORS REPLACE FLUID FILTER 2000 HOURS REPLACE AIR FILTER 2000 HOURS...

Страница 40: ...cal connectors to be 3 sure that they are tight Relubrication Bearings Bearing grease will lose its lubricating ability over time not suddenly The lubricating ability of a grease over time depends pri...

Страница 41: ...depends on ambient conditions and should be established by checking regular intervals until a pattern for servicing is found Daily maintenance of the filter element is not uncommon in dirty condition...

Страница 42: ...nto the seal cavity and appear as a leak If the check valve is stuck closed the seal cavity will not scavenge Replace if necessary Remove the four bolts securing the seal adapter to the suction housin...

Страница 43: ...F Do not preheat in warm oil Apply a thin film of Loctite 406 to the inner diameter of the wear sleeve and immediately install on the compressor shaft using the proper wear sleeve driver Drive the wea...

Страница 44: ...pressure turn the adjusting screw in clockwise To lower the pressure turn the screw out counter clockwise Maximum full load pressure is 125 PSIG for standard QSI units Minimum full load pressure with...

Страница 45: ...hours To replace the electronic control remove the screws attaching control to the panel Remove and discard wire tie wraps NOTICE Prior to removing any wiring from the electronic control identify indi...

Страница 46: ...TION 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 CON TACTS THE SURFACE 4...

Страница 47: ...spected two weeks after initial startup and also anodes need to be checked once a month until a wear pattern is established for a given application environment The zinc anodes must be replaced when th...

Страница 48: ...ssed 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 F...

Страница 49: ...fill the sight gauge DO NOT OVERFILL Each unit comes equipped with a fluid level sight gauge fluid fill opening and a fluid drain in the reservoir The fill plug is drilled to allow some pressure to es...

Страница 50: ...n affect the long life of QuinSyn 1 High operating temperatures 2 Contaminants a Other fluids b Strong Oxidizers such as aci ds sul fur chl orine burnt fuel i e exhaust from forklifts boilers jet airc...

Страница 51: ...analysis Although QuinSyn fluids are rated by hours of life expectancy under normal operating conditions it is recommended that fluid samples be taken every 500 to 2000 hours and sent to Quincy Compre...

Страница 52: ...oint 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 harsh service conditions where the fluid is expos...

Страница 53: ...ter QuinSyn PG is best suited for applications where high humidity exists and the machine cannot be shut down to drain water from the reservoir Disposal QuinSyn PG is considered nonhazardous waste Dis...

Страница 54: ...cations QuinSyn XP is designed for applications where the fluid is exposed to elevated temperatures for extended periods of time Fluid thermostat temperature settings can be elevated to assist in redu...

Страница 55: ...STM D92 495 F Fire Point ASTM D92 560 F Pour Point 76 F Specific Gravity 60 60 0 83 Color Water white White Changes to color will occur during operation QuinSyn Flush QuinSyn Flush is a specially form...

Страница 56: ...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 flus...

Страница 57: ...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 analy...

Страница 58: ...O fluids flush the compressor with QuinSyn Flush following the procedures outlined on page 42 Converting to QuinSyn Plus Normal Machines A Any QuinSyn fluid except QuinSyn PG No flush required Drain C...

Страница 59: ...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...

Страница 60: ...ysis 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...

Страница 61: ...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 HOU...

Страница 62: ...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 QUINSYN XP 50 5 20 0 QUINSYN PLUS 0 5 20 20 ZINC PPM PLASMA EMISSION ALL 0 100 200 200 WEAR...

Страница 63: ...20 ZINC PPM PLASMA EMISSION 0 100 200 200 WEAR METALS SILVER PPM PLASMA EMISSION 0 5 10 10 ALUMINUM PPM PLASMA EMISSION 0 5 10 10 CHROMIUM PPM PLASMA EMISSION 0 5 10 10 COPPER PPM PLASMA EMISSION 0 5...

Страница 64: ...CT 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 TAK...

Страница 65: ...VERLOAD RELAY SETTING CHECK ALL CONNECTIONS FOR TIGHTNESS CHECK MOTOR STARTER WIRING BEFORE REMOVING MOTOR REMOVE MOTOR AND HAVE TESTED AT MOTOR MANUFACTURER REPAIR CENTER CLEAN AIR FILTER ELEMENT OR...

Страница 66: ...ALL PANELS ENSURE ALL SEALING SURFACES AND MATERIALS ARE SATISFACTORY CLEAN COOLER FIND AND CORRECT CAUSE OF CONTAMINATION REPLACE FLUID FILTER ELEMENT S MAXIMUM AMBIENT FOR PROPER OPERATION IS LISTE...

Страница 67: ...R BLOWDOWN VALVE SIZE CORRECT IN ACCORDANCE WITH INSTRUCTIONS IN INLET VALVE NOT OPENING OR CLOSING IN RELATION TO AIR DEMAND SECTION OF THIS TROUBLESHOOTING GUIDE REPLACE INDICATOR ASSEMBLY USE GENUI...

Страница 68: ...s To Reset Pressure FAULTY AIR PRESSURE SENSOR LOOSE WIRING CONNECTION JAMMED AIR INLET VALVE ASSEMBLY FAULTY SOLENOID FAULTY DIFFERENTIAL PILOT VALVE ADJUST AIR PRESSURE SETTING OR REPLACE SENSOR IF...

Страница 69: ...Y LEAKS CHECK PLANT AIR DISTRIBUTION SYSTEM FOR LEAKS REPLACE AS NECESSARY CLEAN OR REPLACE AS REQUIRED CHECK OTHER COMPRESSORS ON SAME SYSTEM REPLACE COOLER ADJUST DIFFERENTIAL PRESSURE REGULATOR TO...

Страница 70: ...Appendix A Dimensional Drawings QSI 90 120 140 micro 66...

Страница 71: ...Appendix A Dimensional Drawings QSI 90 120 140 micro dry 67...

Страница 72: ...Appendix A Dimensional Drawings QSI 90 120 140 micro tank mounted 68...

Страница 73: ...Appendix A Dimensional Drawings QSI 90 120 140 micro dry tank mounted 69...

Страница 74: ...Appendix A Dimensional Drawings QSI 90 120 140 guage 70...

Страница 75: ...Appendix A Dimensional Drawings QSI 90 120 140 guage dry 71...

Страница 76: ...Appendix A Dimensional Drawings QSI 90 120 140 guage tank mounted 72...

Страница 77: ...Appendix A Dimensional Drawings QSI 90 120 140 guage dry tank mounted 73...

Страница 78: ...Appendix A Dimensional Drawings QGV 20 25 30 460V 74...

Страница 79: ...Appendix A Dimensional Drawings QGV 20 25 30 460V dry 75...

Страница 80: ...Appendix A Dimensional Drawings QGV 20 25 30 460V tank mounted 76...

Страница 81: ...Appendix A Dimensional Drawings QGV 20 25 30 460V dry tank mounted 77...

Страница 82: ...in H2O 0 125 0 125 0 125 0 125 Fan Flow cfm 2850 2850 2850 2850 Compressor Fluid System Capacity gal 3 8 3 8 3 8 3 8 Fluid Reservoir Capacity gal 2 8 2 8 2 8 2 8 Compressor Fluid Rate gpm 8 9 9 4 10 0...

Страница 83: ...e in H2O 0 125 0 125 0 125 0 125 Fan Flow cfm 2850 2850 2850 2850 Compressor Fluid System Capacity gal 3 8 3 8 3 8 3 8 Fluid Reservoir Capacity gal 2 8 2 8 2 8 2 8 Compressor Fluid Rate gpm 10 4 10 7...

Страница 84: ...tic Backpressure in H2O 0 125 0 125 0 125 Fan Flow cfm 2850 2850 2850 Compressor Fluid System Capacity gal 3 8 3 8 3 8 Fluid Reservoir Capacity gal 2 8 2 8 2 8 Compressor Fluid Rate gpm 10 9 11 5 12 6...

Страница 85: ...4 2 28 8 32 5 2900 kW 100CFM 23 6 27 4 31 2 3200 kW 100CFM 23 1 26 0 3550 kW 100CFM 22 5 Aftercooling Data Heat Rejection Oil Cooler BTU min 814 Heat Rejection After Cooler BTU min 209 Approach Temper...

Страница 86: ...3 28 7 2900 kW 100CFM 21 0 24 3 27 6 3000 kW 100CFM 20 9 24 1 27 5 3250 kW 100CFM 20 8 23 7 3350 kW 100CFM 20 7 23 7 3600 kW 100CFM 20 6 Aftercooling Data Heat Rejection Oil Cooler BTU min 1007 Heat...

Страница 87: ...9 1 2500 kW 100CFM 20 3 23 4 26 5 2960 kW 100CFM 20 2 22 2 25 4 3100 kW 100CFM 20 1 21 8 24 8 3400 kW 100CFM 20 0 21 7 3600 kW 100CFM 19 6 Aftercooling Data Heat Rejection Oil Cooler BTU min 1218 Heat...

Страница 88: ...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 suc...

Страница 89: ...omptly 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...

Страница 90: ...__________________________________________________________________ ____________________________________________________________________ ________________________________________________________________...

Страница 91: ......

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