background image

Q

u

in

c

y

C

o

m

p

r

e

s

so

r

®

T r u e   B l u e   R e l i a b i l i t y

TM

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 compressor.

Fill Out & Return
Warranty Registration Card Located Inside

Manual No. 50216-105

July 1999 Edition

Quincy

QR-25

®

 Series

Model 340

Parts Manual · Record of Change 105

Summary of Contents for QR-25 Series

Page 1: ...available to all personnel who operate and or maintain this product Carefully read this manual before attempting to operate or perform maintenance on this compressor Fill Out Return Warranty Registra...

Page 2: ...iguration consult factory The Model 340 has a 5 1 4 low pressure bore a 3 high pressure bore a 3 1 2 stroke and can be run at 400 900 r p m Available options included in this manual hooded air filter...

Page 3: ...oil from your local Authorized Quincy Distribu tor Package Part No Description Barrel 112541D032 55 gal SAE 10W Pail 112541P032 5 gal SAE 10W Gallon 112541G032 1 gal SAE 10W Gallon Case 112541X032 4...

Page 4: ...1 2 20 unf 3 1 1466 taper key Item Part Number Qty Number Description 1 1 110519 crankshaft assembly includes 1 1 1 110518R crankshaft 1 2 1 40775 bearing cone 1 3 1 2788 bearing cone 1 4 1 110234 ori...

Page 5: ...3 8 16 unc x 1 00 grade 5 30 ft lbs 9 2 1315 inspection plate gasket 10 1 1249 1 inspection plate 11 1 6849 1 inspection plate 12 12 123478 K12 hex screw 5 16 18 unc x 1 00 grade 5 17ft lbs 13 1 6726...

Page 6: ...QR 340 Quincy Compressor 50216 105 July 1999 5 3501 Wismann Lane Quincy IL 62305 3116 BEARING CARRIER GROUP 110820 001 with oil filter...

Page 7: ...6 ft lbs 1 10 2 2719 pipe plug 1 4 npt 1 11 1 5489 adjustment screw 1 12 1 123157 011 o ring 1 16 wide x 44 o d oil pressure adjustment screw 1 13 1 124369 P02 jamnut 9 16 18 unf 1 14 1 1160 spring 1...

Page 8: ...QR 340 Quincy Compressor 50216 105 July 1999 7 3501 Wismann Lane Quincy IL 62305 3116 BEARING CARRIER GROUP 110820 less oil filter...

Page 9: ...de 5 6 ft lbs 1 10 2 2719 pipe plug 1 4 npt 1 11 1 5489 adjustment screw 1 12 1 123157 011 o ring 1 16 wide x 44 o d oil pressure adjustment screw 1 13 1 124369 P02 jamnut 9 16 18 unf 1 14 1 1160 spri...

Page 10: ...50216 105 July 1999 9 3501 Wismann Lane Quincy IL 62305 3116 CONNECTING ROD PISTON GROUP 110749 low pressure 8 1 4 2 1 1 7 1 3 3 4 6 1 2 5 6 6 2 RING GAPS TO BE STAGGERED WHEN ASSEMBLED PIP MARKS INDI...

Page 11: ...replacement connecting rod bearing 4 1 8642 010 piston low pressure 010 oversize 4 1 8642 020 piston low pressure 020 oversize 1 7595A Piston Ring Set standard includes piston rings oil ring 1 4450 0...

Page 12: ...105 July 1999 11 3501 Wismann Lane Quincy IL 62305 3116 CONNECTING ROD PISTON GROUP 110750 high pressure 9 1 4 1 1 2 8 4 2 3 5 6 1 2 5 7 7 7 RING GAPS TO BE STAGGERED WHEN ASSEMBLED PIP MARKS INDICAT...

Page 13: ...serts connecting rod 1 pair 010 undersize 4 1 2008 011 piston high pressure 010 oversize 4 1 2008 021 piston high pressure 020 oversize 1 6452A Piston Ring Set standard includes piston rings oil ring...

Page 14: ...QR 340 Quincy Compressor 50216 105 July 1999 13 3501 Wismann Lane Quincy IL 62305 3116 CYLINDER HEAD GROUP 110751 001 control version P...

Page 15: ...er 12 6 123115 05C lockwasher 5 16 13 6 123478 K12 hex screw 5 16 18 unc x 1 00 grade 5 17 ft lbs 14 5 1478 1 flatwasher 15 5 5863 counterbore screw 1 2 13 unc x 4 25 grade 8 65 ft lbs 16 7 90386 N14...

Page 16: ...QR 340 Quincy Compressor 50216 105 July 1999 15 3501 Wismann Lane Quincy IL 62305 3116 CYLINDER HEAD GROUP 110752 001 control versions L S LS LVD...

Page 17: ...15 5 5863 counterbore screw 1 2 13 unc x 4 25 grade 8 65 ft lbs 16 7 90386 N14 counterbore screw 1 2 13 unc x 1 25 grade 8 65 ft lbs 17 15 123115 08C lockwasher 1 2 18 8 123478 N15 hex screw 1 2 13 u...

Page 18: ...pressor 50216 105 July 1999 17 3501 Wismann Lane Quincy IL 62305 3116 HEAD ASSEMBLY 6661P control version P 11 4 2 5 13 7 9 12 10 12 10 9 7 5 3 4 4 3 5 8 6 5 3 1 3 4 3 2 3 3 4 10 12 8 6 5 2 2 2 5 5 2...

Page 19: ...114545 R15 bolt and nut assembly 3 4 16 unf x 1 50 grade 5 60 ft lbs 11 1 2614 tube fitting 90 male elbow 3 8 tube x 1 4 npt 12 20 7480 hex screw 7 16 14 unc x 1 38 grade 5 50 ft lbs 13 1 2961 100 pre...

Page 20: ...QR 340 Quincy Compressor 50216 105 July 1999 19 3501 Wismann Lane Quincy IL 62305 3116 HEAD ASSEMBLY 6661UU control versions L S LS LVD...

Page 21: ...8 2 7532X unloader piston assembly 19 1 6928 plate 20 1 6927 valve cover plate 21 2 3008 holddown screw 60 ft lbs 22 2 1556 gasket valve 23 1 40055 unloader assembly 75 ft lbs N S S order 7483X 23 1 1...

Page 22: ...25 copper tube 1 4 o d 4 1 1665 1665 tube fitting male branch tee 1 4 tube x 1 4 tube x 1 8 npt 113225 113225 Hydraulic Unloader Repair Kit includes diaphragm stem assembly inlet filter fitting assemb...

Page 23: ...8 unf x 38 grade 5 1 5 1 2719 2719 pipe plug 1 4 npt hex socket 2 4 ft 110515 025 110515 025 copper tube 1 4 o d 3 1 1665 1665 tube fitting male branch tee 1 4 tube x 1 4 tube x 1 8 npt 4 1 1642 1642...

Page 24: ...tting straight male connector 3 8 tube x 1 4 npt 2 4 ft 110515 025 110515 025 copper tube 1 4 o d 3 1 1665 1665 tube fitting male branch tee 1 4 tube x 1 4 tube x 1 8 npt 4 1 1642 1642 tube fitting 90...

Page 25: ...le elbow 1 4 tube x 1 4 npt 1 10 1 2616 2616 tube fitting straight male connector 3 8 tube x 1 4 npt 2 4 ft 110515 025 110515 025 copper tube 1 4 o d 3 1 1665 1665 tube fitting male branch tee 1 4 tub...

Page 26: ...997 30 70 adjustable unload pressure customer to set see differen tial setting chart 998 71 150 adjustable unload pressure customer to set see differen tial setting chart 999 151 400 adjustable unload...

Page 27: ...tor Failure to use a pressure switch with the pilot valve locked out could result in unsafe condi tions A pressure switch must be incorporated whenever pilot valve 111423 is employed as part of the co...

Page 28: ...AULIC UNLOADER ASSEMBLIES Item Part Qty Number Description Hydraulic Unloader Assembly Repair Kit 113225 1 1 diaphragm 2 1 stem assembly includes 2 o rings 3 1 filter assembly includes fitting screens...

Page 29: ...valve spring 6 1848 gasket valve 2 6682 valve cover gasket 2 1852 gasket valve cover 2 1556 gasket valve 2 1855 diaphragm 1 6680 cylinder to head gasket 1 110377E100 air filter element 2 5702 interco...

Page 30: ...be used for custom built units Make sure the components you order are rated within the safe operating limits of your system If you are doubtful about which components to order contact you local Quinc...

Page 31: ...lists are factory trained and will help keep you in business Call for Authorized Quincy Service Quincy Compressor Reciprocating Systems 217 222 7700 Rotary Vacuum Systems 334 937 5900 Nearest Distribu...

Reviews: