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QuincyQR-25 SeriesModel 325 Parts Manual · Record of Change 105This manual contains important safetyinformation and should be made availableto all personnel who operate and/ormaintain this product. Carefully read thismanual before attempting to operate orperform maintenance on this compressor.Fill Out & ReturnWarranty Registration Card Located InsideQuincyCompressorTrue Blue ReliabilityManual No. 50215-105TMJuly 2000 Edition

INTRODUCTIONTABLE OF CONTENTSThis manual provides information for the followingQR-25 Series, Model 325 (Record of Change 105)compressor versions:Serial Number Identification . 2PControl Version Pplain head assembly & no controlsLControl Version Lhead assembly with 1 unloader tower &a hydraulic unloaderOrdering Replacement Parts . 2Quin-Cip Oil . 2Crankcase Lubricant Capacity . 2Crankshaft Group . 3-4SCrankcase Group . 5-6Bearing Carrier Groupswith oil filter . 7-8less oil filter . 9-10Control Version Shead assembly with 2 unloader towers &a pilot valveLSControl Version LShead assembly with 2 unloader towers,a hydraulic unloader, & a pilot valvewith a check valve assemblyLVDControl Version LVDhead assembly with 2 unloader towers,a hydraulic unloader, & a pilot valvewith a lockout & check valveConnecting Rod & Piston GroupsHigh Pressure . 11-12Low Pressure . 13-14Cylinder & Head GroupsControl Version P . 15-16Control Version L . 17-18Control Versions S, LS, LVD . 19-20Head AssembliesControl Version P . 21-22Control Version L . 23-24Control Versions S, LS, LVD . 25-26Control GroupsVersion L . 27Version S . 28Version LS . 29Version LVD . 30These compressors are aircooled, two stage, twocylinder, pressure lubricated compressors, with upto 200 p.s.i. continuous pressure capability (201 to500 p.s.i. intermittant pressure capability with properconfiguration; consult factory). The Model 325 has a4.5" low pressure piston bore and a 2.5" high pressure piston bore and a 3" stroke and can be run at400-900 r.p.m.Pilot Valves . 31Pilot Valve Repair Kit . 31Differential Setting Charts . 31Suction Valve Unloader Assemblies . 32Gasket Set . 33Available options included in this manual:-high pressure rated cylinder and head-spin-on oil filter-hooded air filter-hooded air filter / silencerKits . 33Recommended Spare Parts . 34Decals . 34Typical Unit Repair Parts List . 35-37CHANGESsince previous printing dated January 1999:-Valve adjustment bolt and nut were combinedto create an assembly.-Added DNV high pressure information.-Changed motor pulley for typical 3hp units.-Added crankcase lubricant capacity.-Removed Coltec logo from serial # plate.-Changed to bullwhip throttle control for typical gasoline engine units.-Corrected crankshaft key orientation.-Added typical parts list for Honda engine.-Added intercooler replacement kits.QR 32550215-105, July 2000Quincy Compressor13501 Wismann Lane, Quincy IL - 62305-3116

MODEL &SERIAL NUMBERIDENTIFICATIONQUIN-CIP OIL Refer to the chart below to order Quin-Cip compressor oil from your local Authorized Quincy Distributor.RecordofChange No.Model & Serial NumberIdentification TagThe model & serial number tag is located on thehandhole plate side of the crankcase. Fill in thenumbers from your compressor's tag in the corresponding spaces provided here and reference thispage when ordering replacement parts.All replacement parts are to be ordered through anauthorized Quincy Compressor Distributor. Insist ongenuine Quincy parts only! Failure to do so may voidwarranty.PackagePart No.DescriptionBarrelPailGallonGallon CaseQuartQuart Q032112541C03255 gal., SAE 10W5 gal., SAE 10W1 gal., SAE 10W(4)-1 gal., SAE 10W1 qt., SAE 10W(12)-1 qt., SAE 10WBarrelPailGallonGallon CaseQuartQuart Q068112542C06855 gal., SAE 205 gal., SAE 201 gal., SAE 20(4)-1 gal., SAE 201 qt., SAE 20(12)-1 qt., SAE 20BarrelPailGallonGallon CaseQuartQuart Q100112543C10055 gal., SAE 305 gal., SAE 301 gal., SAE 30(4)-1 gal., SAE 301 qt., SAE 30(12)-1 qt., SAE 30CRANKCASE LUBRICANTCAPACITYORDERINGREPLACEMENT PARTSModelCapacityQR 3251 Qt - 16 Oz. (1.42 lit.)CAUTION !Refer to the Quincy QR-25 Series instruction manual forvital lubrication information.Prompt service can be rendered on repair parts orders if the following information is given:CAUTION !Item 1) the model number, record of change number, & serial number.Item 2) the exact part number needed. (Do notorder by item numbers.)Item 3) the exact quantity needed.Item 4) the preferred type of transportationFollow all safety precautions outlined in the QR-25 Seriesinstruction manual.WARNING !Do not operate this compressor without a totally enclosedbelt guard or any other required safety equipment.DANGER !Air used for breathing or food processing must meet O.S.H.A.1910.134 or F.D.A. 21 C.F.R. 178.3570 regualtions. Failure todo so may cause severe injury or death.QR 32550215-105, July 2000Quincy Compressor23501 Wismann Lane, Quincy IL - 62305-3116

CRANKSHAFT GROUP 1102381.31.41.11.63.11.321.21.53.23.3QR 32550215-105, July 2000Quincy Compressor33501 Wismann Lane, Quincy IL - 62305-3116

CRANKSHAFT GROUP rankshaft assembly1110216crankshaft (N.S.S.; order 110217)1110234orifice, 1/8 npt2121160pipe plug, 1/8 npt12585bearing cone12788bearing cone1110705-F15pin211466key31110472Xsheave assembly3.11110472sheave , 16", 2 groove, B sect., ccw (N.S.S.; order 110472X)3.22123478-N23hex. screw, 1/2-13 unc x 3.25, grade 5 (@ 75 ft.-lbs.)3.32124372-N02square nut, 1/2-13 unforFor basic compressors used on FE 325 units:318223Xsheave assembly3.118223sheave, 14", 1 groove, B sect., ccw (N.S.S.;order 8223X)3.21123478-N18hex. screw, 1/2-13 unc x 2.25, grade 5 (@ 75 ft.-lbs.)3.31124372-N02square nut, 1/2-13 uncorFor basic compressors used on HT 325 units:316227Xsheave assembly3.116227sheave, compressor, 14", 2G, B sect., ccw (N.S.S.; order 6227X)3.21123478-N18hex. screw, 1/2-13 unc x 2.25, grade 5 (@ 75 ft.-lbs.)3.31124372-N02square nut, 1/2-13 unc1.11.21.31.41.51.6N.S.S. Not Sold Separate@ Indicates torque value in foot pounds (dry threads)Note: For reversal of compressor rotation refer to QR-25 instruction manual.QR 32550215-105, July 2000Quincy Compressor43501 Wismann Lane, Quincy IL - 62305-3116

CRANKCASE GROUP 11023710.19.29.410.2TO HEAD INLET 28.218197QR 32550215-105, July 2000Quincy Compressor53501 Wismann Lane, Quincy IL - 62305-3116

CRANKCASE GROUP 111111111113 10070-38270123157-112Descriptioncrankcase assemblycrankcasebearing cupbearing adj. shim, .002 steelbearing adj. shim, .005 steelbearing adj. shim, .007 steelbearing adj. shim, .020 steelbearing adj. shim, .005 paperhex. screw, 3/8-16 unc x .75, grade 5 (@ 30 ft.-lbs.)bearing adjustment plate assemblyadjustment plateoil sealbreather assemblybreather tubebreather ballroll pin, 3/32 x .81breather bodybreather assembly"o"ring, 3/32 wide x .62 o.d.breather capcopper tube, 5/16 o.d.pipe plug, 3/8 nptscreengasket, inlet screw"o"ring, 3/32 wide x .94 o.d.gasket, inlet screwinlet screwgasket, inspection plateinspection plate, oil filler typehex. screw, 5/16-18 unc x 1.00, grade 5 (@ 12 ft.-lbs.)oil gaugeinlet tube"o"ring, 3/32 wide x .69 o.d.Maintenance Parts8.2110.11116316oil sealParts for use with diester or phosphate ester synthetic based lubricants142222749-11122749-11622749-112"o"ring, 3/32 wide x .62 o.d."o"ring, 3/32 wide x .94 o.d."o"ring, 3/32 wide x .69 o.d.* Quantity as required@ Indicates torque value (dry threads).QR 32550215-105, July 2000Quincy Compressor63501 Wismann Lane, Quincy IL - 62305-3116

BEARING CARRIER GROUP 110816-001CARRIER(with oil 61.51.83561.101.171.9QR 32550215-105, July 2000Quincy Compressor73501 Wismann Lane, Quincy IL - 62305-3116

BEARING CARRIER GROUP 110816-001CARRIER(with oil filter)ItemNumber* 1Qty.PartNumberDescription23§ ing carrier assembly (N.S.S.; order 110810X003)bearing carrier (N.S.S.; order 110810X003)bearing cupbushing"o"ring, 3/32 wide x 3.44 o.d."o"ring, 3/32 wide x .69 o.d.driveshaftdriveshaft keypump gerotorretaining ringoil pump housinghex. screw, 1/4-20 unc x 1.00, grade 5 (@ 6 ft.-lbs.)pipe plug, 1/4 npt, hex socketadjustment screw"o"ring, 1/16 wide x .44 o.d.jamnut, 9/16-18 unfspringneedle valvehole plugpipe plug, 1/8 nptgasket, bearing carrierhex. screw, 3/8-16 unc x 1.00, grade 5 (@ 30 ft.-lbs.)oil pressure gaugestud* 61110814-0011600786 pack of oil filtersOil Pump Repair Kitincludes "o"rings, driveshaft, key, pump gerotor, & retaining ringReplacement Bearing Carrier Assemblyincludes bearing carrier assy., oil filter, stud, & bearing carrier 1.131.141.151.161.17Maintenance Parts110810X003N.S.S. Not Sold Separate@ Indicates torque value (dry threads). Tighten multiple bolts, capscrews & hex nuts in a criss-cross or alternating pattern. Bringeach fastener to the recommended torque specification in even increments.* Can not be used with diester or phosphate ester synthetic lubricants.§ Install with Teflon tape.QR 32550215-105, July 2000Quincy Compressor83501 Wismann Lane, Quincy IL - 62305-3116

BEARING CARRIER GROUP 110816CARRIER(less oil 61.531.81.101.9QR 32550215-105, July 2000Quincy Compressor93501 Wismann Lane, Quincy IL - 62305-3116

BEARING CARRIER GROUP 110816CARRIER(less oil 1.101.111.121.131.141.151.1623§ 22bearing carrier assembly (N.S.S.; order 110810X002)bearing carrier (N.S.S.; order 110810X003)bearing cupbushing"o"ring, 3/32 wide x 3.44 o.d."o"ring, 3/32 wide x .69 o.d.driveshaftdriveshaft keypump gerotorretaining ringhousinghex. screw, 1/4-20 unc x 1.00, grade 5 (@ 6 ft.-lbs.)pipe plug, 1/4 npt, hex socketadjustment screw"o"ring, 1/16 wide x .44 o.d.jamnut, 9/16-18 unfspringneedle valvehole pluggasket, bearing carrierhex. screw, 3/8-16 unc x 1.00, grade 5 (@ 30 ft.-lbs.)oil pressure gauge160078Oil Pump Repair Kitincludes "o"rings, driveshaft, key, & retaining ringReplacement Bearing Carrier Assemblyincludes "o"rings, driveshaft, key, pump gerotor, & retaining ringMaintenance Parts110810X002Parts for use with diester or phosphate ester synthetic based 160078-001"o"ring, 3/32 wide x 3.44 o.d."o"ring, 3/32 wide x .69 o.d."o"ring, 1/16 wide x .44 o.d.Oil Pump Repair Kitincludes "o"rings, driveshaft, key, pump gerotor, & retaining ringN.N.S. Not Sold Separate@ Indicates torque value (dry threads). Tighten multiple bolts, capscrews & hex nuts in a criss-cross or alternating pattern. Bringeach fastener to the recommended torque specification in even increments.§ Install with Teflon tape.QR 32550215-105, July 2000Quincy Compressor103501 Wismann Lane, Quincy IL - 62305-3116

CONNECTING ROD & PISTON GROUP 110248PISTON(high pressure)TOPGROOVE66SECONDGROOVETHIRDGROOVEPip markor "T"on top of ring67BOTTOMGROOVE57Be sure to stagger ring gaps !42321.21.391.191.48QR 32550215-105, July 2000Quincy Compressor113501 Wismann Lane, Quincy IL - 62305-3116

CONNECTING ROD & PISTON GROUP 110248PISTON(high mberDescription1112221113222402016442C- 81124471-L086444connecting rod assembly (N.S.S.; order 6442HPX)rod, connecting (N.S.S.; see maintenance parts)bushing, connecting rod (N.S.S.; order 6443SR)connecting rod boltwasherretaining ringpiston pinpiston , high pressureoil ring expanderpiston ringoil ring raillocknut, 3/8-24 unf (@ 35 ft.-lbs.)insert, connecting rod (N.S.S.; see maintenance 8161A14422-01014422-02011530X001inserts, connecting rod (1 pair, standard size)inserts, connecting rod (1 pair, .010 undersize)replacement connecting rod bushingpiston, high pressure (.010 oversize)piston, high pr

QR 325 Quincy Compressor 50215-105, July 2000 1 3501 Wismann Lane, Quincy IL - 62305-3116 INTRODUCTION This manual provides information for the following QR-25 Series, Model 325 (Record of Change 105) compressor versions: P Control Version P plain head assembly & no controls L Control Version L head assembly with 1 unloader tower & a hydraulic unloader