Quincy 325 Parts Manual

QR-25® Series

Model 325

Parts Manual

Record of Change 106

This manual contains important safety information and must be carefully read in its entirety and understood prior to installation by all personnel who install, operate and/or maintain this product.

On-line product registration, parts ordering and warranty information is available at www.quincycompressor.com

Manual No. 50215-106

January 2014 Edition

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INTRODUCTION

This manual provides information for the following QR-25 Series, Model 325 (Record of Change 106) compressor versions:

LControl Version L

head assembly with 1 unloader tower & a hydraulic unloader

LS

Control Version LS

 

head assembly with 2 unloader towers,a

 

hydraulic unloader, & a pilot valve with

 

a check valve assembly

LVD Control Version LVD

head assembly with 2 unloader towers,a hydraulic unloader, & a pilot valve with a lockout & check valve

These compressors are aircooled, two stage, two cylinder, pressure lubricated compressors, with up to 200 PSI continuous pressure capability (201 to 500 PSI intermittant pressure capability with proper configuration; consult factory). The Model 325 has a 4.5" low pressure piston bore and a 2.5" high pressure piston bore and a 3" stroke and can be run at 400-900 RPM.

Available options included in this manual:

-high pressure rated cylinder and head -spin-on oil filter

-hooded air filter

-hooded air filter / silencer

ChaNges

since previous printing dated October 2006:

Control groups were redesigned.

TaBLe OF CONTeNTs

 

Serial Number Identification..................................

2

Ordering Replacement Parts.................................

2

Quin-Cip Lubricant.................................................

2

Crankcase Lubricant Capacity..............................

2

Crankshaft Group................................................

3-4

Crankcase Group.................................................

5-6

Bearing Carrier Groups

 

with oil filter......................................................

7-8

less oil filter ....................................................

9-10

Connecting Rod & Piston Groups

 

High Pressure...............................................

11-12

Low Pressure................................................

13-14

Cylinder & Head Groups

 

Control Version L .........................................

15-16

Control Versions LS, LVD............................

17-18

Head Assemblies

 

Control Version L .........................................

19-20

Control Versions LS, LVD............................

21-22

Control Groups

 

Version L............................................................

23

Version LS..........................................................

24

Version LVD .......................................................

25

Pilot Valves............................................................

26

Differential Setting Charts...................................

26

Suction Valve Unloader Assemblies...................

27

Gasket Set.............................................................

28

Kits.........................................................................

28

Recommended Spare Parts.................................

29

Decals....................................................................

29

Typical Unit Repair Parts List.........................

30-32

QR 325

 

Quincy Compressor

 

 

 

 

 

 

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mODeL & seRIaL NUmBeR

IDeNTIFICaTION Record

of

Change No.

Model & Serial Number

Identification Tag

The model & serial number tag is located on the handhole plate side of the crankcase. Fill in the numbers from your compressor's tag in the corresponding spaces provided here and reference this page when ordering replacement parts.

All replacement parts are to be ordered through an authorized Quincy distributor. Insist on genuine Quincy parts only! Failure to do so may void warranty.

QUIN-CIP LUBRICANT

Refer to the chart below to order Quin-Cip-D or QuinCip compressor lubricant from your local authorized Quincy distributor.

Quin-Cip-D Lubricant

(synthetic)

SAe 30 (ISO 100)

Quart

115468Q

Case (12 Qts.)

115438C

Quin-Cip Lubricant

SAe 10W (ISO 32)

Quart

112541Q032

Case (12 Qts.)

112541C032

SAe 20 (ISO 68)

Quart

112542Q068

Case (12 Qts.)

112542C068

SAe 30 (ISO 100)

Quart

112543Q100

Case (12 Qts.)

112543C100

ORDeRINg

RePLACemeNT PARTS

Prompt service can be rendered on repair parts orders if the following information is given:

Item 1) the model number, record of change number, & serial number.

Item 2) the exact part number needed. (Do not order by item numbers.)

Item 3) the exact quantity needed.

Item 4) the preferred type of transportation

CAUTION !

Refer to the Quincy QR-25 Series instruction manual for vital lubrication information.

CAUTION !

Follow all safety precautions outlined in the QR-25 Series instruction manual.

CRaNkCase LUBRICaNT

CAPACITy

Model

Less Filter

With Filter

325

1 qt. & 16 oz.

Add 10 oz.

 

(1.42 lit.)

(296 ml)

WARNING !

Do not operate this compressor without a totally enclosed belt guard or any other required safety equipment.

DANGER !

Air used for breathing or food processing must meet OSHA 1910.134 or FDA21 CFR 178.3570 regualtions. Failure to do so may cause severe injury or death.

QR 325

 

Quincy Compressor

 

 

 

 

 

 

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CRANKSHAFT GROUP 110238

1.3 1.4

1.1

1.6

3.1

1.3

2

1.2

1.5

3.2

3.4

3.3

QR 325

 

Quincy Compressor

 

 

 

 

 

 

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CRANKSHAFT GROUP 110238

 

 

 

 

Item

 

Part

 

Number

Qty.

Number

Description

 

 

 

 

1

1

110217

crankshaft assembly

1.1

1

110216

crankshaft (N.S.S.; order 110217)

1.2

1

110234

orifice, 1/8 npt

1.3

2

2755S

pipe plug, 1/8 npt

1.4

1

2585

bearing cone

1.5

1

2788

bearing cone

1.6

1

110705-F15

pin

2

1

1466

key

3

1

110472X

sheave assembly

3.1

1

4126R

sheave, 16", 2 groove, B sect., ccw (N.S.S.; order 110472X)

3.2

2

110983-N23

hex. screw, 1/2-13 unc x 3.50, grade 8 (@ 90 ft.-lbs.)

3.3

2

116124-N02

square nut, 1/2-13 unc

3.4

2

110428N050

flatwasher

N.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 325

 

Quincy Compressor

 

 

 

 

 

 

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Quincy 325 Parts Manual

CRANKCASE GROUP 110237

QR 325

 

Quincy Compressor

 

 

 

 

 

 

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CRANKCASE GROUP 110237

 

 

 

 

Item

 

Part

 

Number

Qty.

Number

Description

 

 

 

 

 

 

1

1

5503X003

crankcase assembly

 

1.1

1

5503-003

crankcase

 

1.2

1

2720

bearing cup

 

2

*

6294D

bearing adj. shim, .002 steel

 

3

*

6294

bearing adj. shim, .005 steel

 

4

*

6294A

bearing adj. shim, .007 steel

 

5

*

6294B

bearing adj. shim, .020 steel

 

6

*

6294C

bearing adj. shim, .005 paper

 

7

4

123478-L10

hex. screw, 3/8-16 unc x .75, grade 5 (@ 30 ft.-lbs.)

 

8

1

5506X1

bearing adjustment plate assembly

 

8.1

1

5506

adjustment plate

 

8.2

1

6316

oil seal

 

9

1

112031X001

breather assembly

 

9.1

1

112032-001

breather tube

 

9.2

1

5783-002

breather ball

 

9.3

1

110705-C11

roll pin, 3/32 x .81

 

9.4

1

112031-001

breather body

 

10

3 ft.

110515-031

copper tube, 5/16 o.d.

 

11

1

1301

pipe plug, 3/8 npt

 

12

1

6272

screen

 

13

1

6313

gasket, inlet screw

 

14

1

123157-116

"o"ring, 3/32 wide x .94 o.d.

15

1

6275

gasket, inlet screw

16

1

6273

inlet screw

 

17

1

1840

gasket, inspection plate

 

18

1

2322-1

inspection plate, oil filler type

 

19

6

123478-K12

hex. screw, 5/16-18 unc x 1.00, grade 5 (@ 12 ft.-lbs.)

20

1

110070-3

oil gauge

21

1

8270

inlet tube

 

22

1

123157-112

"o"ring, 3/32 wide x .69 o.d.

 

23

1

110919-010

tube fitting, 5/16 tube x 3/8 npt, 90°

 

 

 

 

Maintenance Parts

 

8.2

1

6316

oil seal

Parts for use with diester or phosphate ester synthetic based lubricants

10.1

1

22749-111

"o"ring, 3/32 wide x .62 o.d.

14

1

22749-116

"o"ring, 3/32 wide x .94 o.d.

22

1

22749-112

"o"ring, 3/32 wide x .69 o.d.

* Quantity as required

@Indicates torque value (dry threads).

Assemble item 21 into item 16 with Loctite® 609.

QR 325

 

Quincy Compressor

 

 

 

 

 

 

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3501 Wismann Lane, Quincy IL - 62305-3116

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BEARING CARRIER GROUP 110816-001

(with oil filter)

1.12

 

 

1.11

 

1.14

 

 

 

 

 

 

 

1.13

1.1

 

 

 

 

 

 

 

 

1.15

 

 

 

 

1.2

4

 

 

 

2

 

 

 

1.4

 

 

 

1.6

1.3

 

 

 

 

 

 

1.7

 

1.16

 

 

 

1.5

 

 

 

 

 

1.8

 

 

3

 

 

 

 

6

5

 

 

 

 

 

 

 

1.10

1.171.9

QR 325

 

Quincy Compressor

 

 

 

 

 

 

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BEARING CARRIER GROUP 110816-001

 

 

 

 

(with oil filter)

 

 

 

 

Item

 

Part

 

Number

Qty.

Number

Description

 

 

 

 

 

1*

 

1

110810-003

bearing carrier assembly (N.S.S.; order 110810X003)

 

1.1

1

110810

bearing carrier (N.S.S.; order 110810X003)

 

 

1

2523

bearing cup

 

 

2

160005

bushing

*

1.2

1

123157-152

"o"ring, 3/32 wide x 3.44 o.d.

*

1.3

1

123157-112

"o"ring, 3/32 wide x .69 o.d.

 

1.4

1

160002-002

driveshaft

 

1.5

1

160075-001

driveshaft key

 

1.6

1

160003

pump gerotor

 

1.7

1

6285

retaining ring

 

1.8

1

110813-001

oil pump housing

§

1.9

6

123777-J12

hex. screw, 1/4-20 unc x 1.00, grade 5 (@ 6 ft.-lbs.)

1.10

2

2719

pipe plug, 1/4 npt, hex socket

 

1.11

1

5489

adjustment screw

*

1.12

1

123157-011

"o"ring, 1/16 wide x .44 o.d.

 

1.13

1

124369-P02

jamnut, 9/16-18 unf

 

1.14

1

1160

spring

 

1.15

1

112857

needle valve

 

1.16

2

6565

hole plug

 

1.17

1

2755S

pipe plug, 1/8 npt

2

 

1

6312

gasket, bearing carrier

3

 

6

123478-L12

hex. screw, 3/8-16 unc x 1.00, grade 5 (@ 30 ft.-lbs.)

 

1

110822

oil pressure gauge

5

 

1

110825

stud

6*

 

 

 

Maintenance Parts

 

1

110814-001

6 pack of oil filters

 

 

 

160078

Oil Pump Repair Kit

 

 

 

 

includes "o"rings, driveshaft, key, pump gerotor, & retaining ring

 

 

 

110810X003

Replacement Bearing Carrier Assembly

includes bearing carrier assy., oil filter, stud, & bearing carrier gasket

N.S.S. = Not Sold Separate

@ Indicates torque value (dry threads). Tighten multiple bolts, capscrews & hex nuts in a criss-cross or alternating pattern. Bring each 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 325

 

Quincy Compressor

 

 

 

 

 

 

50215-106, January 2014

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3501 Wismann Lane, Quincy IL - 62305-3116

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BEARING CARRIER GROUP 110816

(less oil filter)

1.12

 

 

1.11

 

1.14

 

 

 

 

 

 

 

1.13

1.1

 

 

 

 

 

 

 

 

1.15

 

 

 

 

1.2

4

 

 

 

2

 

 

 

1.4

 

 

 

 

 

 

 

1.6

1.3

 

 

 

 

 

 

1.7

 

1.16

 

 

 

1.5

 

 

 

 

 

1.8

 

 

3

 

 

 

 

1.10 1.9

QR 325

 

Quincy Compressor

 

 

 

 

 

 

50215-106, January 2014

9

3501 Wismann Lane, Quincy IL - 62305-3116

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BEARING CARRIER GROUP 110816

 

 

 

 

(less oil filter)

 

 

 

 

Item

 

Part

 

Number

Qty.

Number

Description

 

 

 

 

 

1

 

1

110810-002

bearing carrier assembly (N.S.S.; order 110810X002)

 

1.1

1

110810

bearing carrier (N.S.S.; order 110810X003)

 

 

1

2523

bearing cup

 

 

2

160005

bushing

*

1.2

1

123157-152

"o"ring, 3/32 wide x 3.44 o.d.

*

1.3

1

123157-112

"o"ring, 3/32 wide x .69 o.d.

 

1.4

1

160002-002

driveshaft

 

1.5

1

160075-001

driveshaft key

 

1.6

1

160003

pump gerotor

 

1.7

1

6285

retaining ring

 

1.8

1

110813

housing

 

1.9

6

123777-J12

hex. screw, 1/4-20 unc x 1.00, grade 5 (@ 6 ft.-lbs.)

§

1.10

2

2719

pipe plug, 1/4 npt, hex socket

 

1.11

1

5489

adjustment screw

*

1.12

1

123157-011

"o"ring, 1/16 wide x .44 o.d.

 

1.13

1

124369-P02

jamnut, 9/16-18 unf

 

1.14

1

1160

spring

 

1.15

1

112857

needle valve

 

1.16

2

6565

hole plug

2

 

1

6312

gasket, bearing carrier

3

 

6

123478-L12

hex. screw, 3/8-16 unc x 1.00, grade 5 (@ 30 ft.-lbs.)

 

1

110822

oil pressure gauge

 

 

 

 

Maintenance Parts

 

 

 

160078

Oil Pump Repair Kit

 

 

 

 

includes "o"rings, driveshaft, key, & retaining ring

 

 

 

110810X002

Replacement Bearing Carrier Assembly

 

 

 

 

includes "o"rings, driveshaft, key, pump gerotor, & retaining ring

 

 

 

Parts for use with diester or phosphate ester synthetic based lubricants

 

1.2

1

22749-152

"o"ring, 3/32 wide x 3.44 o.d.

 

1.3

1

22749-112

"o"ring, 3/32 wide x .69 o.d.

 

1.12

1

22749-011

"o"ring, 1/16 wide x .44 o.d.

 

 

 

160078-001

Oil Pump Repair Kit

includes "o"rings, driveshaft, key, pump gerotor, & retaining ring

N.N.S. = Not Sold Separate

@ Indicates torque value (dry threads). Tighten multiple bolts, capscrews & hex nuts in a criss-cross or alternating pattern. Bring each fastener to the recommended torque specification in even increments.

§ Install with Teflon® tape.

QR 325

 

Quincy Compressor

 

 

 

 

 

 

50215-106, January 2014

10

3501 Wismann Lane, Quincy IL - 62305-3116

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