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2P9597 REFRIGERANT COMPRESSOR GROUP--Type 3--Field Installation Part of 4N4990 Refrigerant Compressor Arrangement listed on Page 417 7N4297 Compressor parts are shown on Page 420B 633C


OPERATOR STATION
AIR CONDITIONER GP
SEAT GP
STEERING SYSTEM
LINES GP
SERVICE EQUIPMENT AND SUPPLIES
GASKET & SEAL KITS
TOOLS
CHARTS & FILMS

WHEEL TRACTOR 633C WHEEL TRACTOR 66M
 633C TRACTOR 66M00782-UP (MACHINE) SEBP1042 633C 66M   (1969)

OPERATOR STATION

AIR CONDITIONER GP
REFRIGERANT COMPRESSOR GROUP
2P-9597 REFRIGERANT COMPRESSOR GROUP
REFRIGERANT COMPRESSOR GROUP
2P-9597 REFRIGERANT COMPRESSOR GROUP
REFRIGERANT COMPRESSOR GROUP
2P-9597 REFRIGERANT COMPRESSOR GROUP
COMPRESSOR GP-CLUTCH & REFRIG
7N-4297 COMPRESSOR GP-CLUTCH & REFRIG
COMPRESSOR GP-REFRIGERANT
1P-2780 COMPRESSOR GP-REFRIGERANT
CONDENSER SERVICE DOOR GROUP
3P-2103 CONDENSER SERVICE DOOR GROUP
 

#SEBP10420530
 

2P-9597: REFRIGERANT COMPRESSOR GROUP

2P9597 REFRIGERANT COMPRESSOR GROUP--Type 3--Field Installation
Part of 4N4990 Refrigerant Compressor Arrangement listed on Page 417
7N4297 Compressor parts are shown on Page 420B
c166536 SEBP1042
2P9597 REFRIGERANT COMPRESSOR GROUP Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4719 [4] NUT  
2. 7N-4297 RYC [1] COMPRESSOR GROUP  
    (Separate Illustration)
3. 2P-9594 [1] BRACKET  
  0S-1587 [3] BOLT  
4. 7B-3235 [2] BOLT  
5. 3B-4508 [6] LOCKWASHER  
6. 1P-9741 [2] BRACKET  
7. 4B-9883 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
8. 2P-9591 [1] BRACKET ASSEM.  
9. 1P-2237 [1] SWIVEL  
10. 4B-4278 [4] WASHER  
11. 1A-2029 [3] BOLT  
12. 3B-4506 [6] LOCKWASHER  
13. 2P-9593 [1] BRACKET  
14. 3B-1915 [3] BOLT  
15. 1D-4717 [1] NUT  
16. 2P-9592 [1] BRACKET  
19. 1B-4367 [1] BOLT  
  3B-4510 [1] LOCKWASHER  
20. 2P-4230 [1] VEE BELT  
21. 1P-2236 [1] ROD ASSEM.  
  1D-5117 [1] NUT  
22. 0T-0883 [1] WASHER  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#SEBP10420531
 

7N-4297: COMPRESSOR GP-CLUTCH & REFRIG

7N4297 CLUTCH AND REFRIGERANT COMPRESSOR GROUP
Part of 2P9597 Refrigerant Compressor Group shown on Page 420A
c214785 SEBP1042
7N4297 COMPRESSOR GP-CLUTCH & REFRIG Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-6356 [1] PLATE  
2. 1P-6416 [1] COMPRESSOR ASSEM.  
3. 7N-4293 [1] SEAL KIT (refrigerant)  
    (Includes shield assem., rings, seals, nut, seal kit, key and sleeve)
4. 7N-4289 [1] BEARING KIT  
    (Includes bearing, seals, rings, nut, key, sleeve and shield group)
5. 7N-0809 [1] KEY  
6. 9P-8750 C [1] NUT  
7. 014-5111 [3] SCREW  
8. 7N-4294 [1] DRIVE CLUTCH KIT  
    (Includes drive assem. nut, key, shield assem., rings, seals and sleeve)
9. 6N-1116 [1] COVER KIT (dust)  
    (Includes cover and screws)
10. 7N-4290 [1] PULLEY KIT  
    (Includes pulley assem., seals, shield group, rings, nut, key and sleeve)
11. 7N-4291 [1] SEAL KIT (dust)  
    (Includes shield group, seals, key, nut, rings and sleeve)
12. 7N-4292 [1] COIL KIT  
    (Includes coil assem., shield assem., seals, rings, nut, key and sleeve)
13. 1P-6355 [1] VALVE ASSEM.  
14. 1H-8171 [2] SEAL  
  C   INDICATES CHANGE
 

#SEBP10420532
 

1P-2780: COMPRESSOR GP-REFRIGERANT

1P2780 REFRIGERANT COMPRESSOR GROUP
Part of 2P9597 Refrigerant Compressor Group shown on Pages 419 & 420
c213717 SEBP1042
1P2780 COMPRESSOR GP-REFRIGERANT Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-6416 [1] COMPRESSOR GROUP  
2. 7N-4295 C [1] REFRIGERANT COMPRESSOR KIT  
    (Includes coil assem., cover kit, drive assem., key, nut, pulley assem., rings, seals, seal kit, shield group and sleeve.)
3. 7N-0809 C [1] KEY  
4. 6N-8639 C [1] NUT  
5. 014-5111 C [3] SCREW  
6. 1P-6355 [1] VALVE ASSEM.  
7. 1H-8171 C [2] SEAL  
  C   INDICATES CHANGE
 

#SEBP10420533
 

3P-2103: CONDENSER SERVICE DOOR GROUP

3P2103 CONDENSER SERVICE DOOR GROUP
FOR USE WITH 1P3322 AIR CONDITIONER GROUP SHOWN ON
PAGES 412, 413 & 414. AN ATTACHMENT
c117547 SEBP1042
3P2103 CONDENSER SERVICE DOOR GROUP Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [3] BOLT  
  [3] NUT  
  [3] LOCKWASHER  
2. [5] BOLT  
  [5] LOCKWASHER  
 

#SEBP10420534
 

2G-0600: POWER SOURCE SEAT CONVERSION GROUP

2G600 POWER SOURCE SEAT CONVERSION GROUP
Serial No. 66M782 to 66M966 inclusive
For Field Replacement of 9D2628 Pump shown on Page 284
SEBP10420534 SEBP1042
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9J-6514 Y [1] VALVE ASSEMBLY  
    Mount in convenient location on top of Differential Case beneath Hitch and to the right of the machine centerline in such a manner that hose assembly 5D1258 will reach the Hydraulic Tank and Hose Assembly 6D6001 will reach the accumulator line
  3B-4505 [2] LOCKWASHER --TO BOLT  
  3B-6553 [1] ELBOW --TO ADAPTER--USE AS REQUIRED  
  4B-4277 [2] WASHER --TO BOLT  
  1D-4538 [2] BOLT --TO VALVE  
  1D-4707 [4] BOLT --ADAPTER TO ACCUMULATOR--USE AS REQUIRED  
  1D-4706 [2] NUT --TO BOLT  
  4D-6880 [1] HOSE ASSEMBLY --TO TEE IN RETURN PORT OF PRESSURE REDUCING VALVE  
  4D-6880 [1] HOSE ASSEMBLY --TO CONNECTOR  
  5D-1258 [1] HOSE ASSEMBLY --TO 5H4778 UNION  
  5D-7377 [1] FITTING --TO HOSE ASSEMBLY TO REG. PORT ON 9J6514 VALVE ASSEMBLY  
  5D-7377 [1] FITTING --TO PRESSURE PORT ON 9J6514 VALVE ASSEMBLY  
  5D-9522 [1] FITTING --TO HOSE ASSEMBLY  
  6D-6001 [1] HOSE ASSEMBLY --TO FITTING (If hose is too long for particular installation coil excess and retain away from moving parts)  
  7F-8698 [4] BOLT --ADAPTER TO CHARGING VALVE USE AS REQUIRED  
  2H-9233 [2] SPACER --USE AS REQUIRED  
  4H-6147 [1] UNION --TO TEE  
  5H-4778 [1] UNION --TO TEE  
  2J-5907 [4] BOLT --ADAPTER TO ACCUMULATOR--USE AS REQUIRED  
  3J-1907 [1] SEAL --TO ADAPTER  
  3J-7354 [1] SEAL --TO ADAPTER 5P2937  
  6J-0211 [1] ADAPTER --TO FITTING TO ACCUMULATOR LINE  
  6J-3625 [1] SEAL --TO ADAPTER  
  4K-8154 [1] PLATE --TO VALVE--TO DIFFERENTIAL CASE  
  3L-6521 [1] TEE --TO ADAPTER OR ELBOW  
  5P-2937 [1] ADAPTER --TO TEE TO RETURN PORT ON PRESSURE REDUCING VALVE  
  5P-3501 [1] ADAPTER --TO TANK  
  3S-6115 [1] TEE --TO HOSE ASSEMBLY  
  9S-1366 [2] BOLT --USE AS REQUIRED  
  061-7921 [1] CONNECTOR --HOSE ASSEMBLY TO RETURN LINE ON BOSTROM SEAT  
  061-7921 [1] CONNECTOR --TO PRESSURE LINE ON BOSTROM SEAT  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10420535
 

9J-6514: PRESSURE REDUCING VALVE ASSEMBLY

9J6514 PRESSURE REDUCING VALVE ASSEMBLY
Serial No. 66M782 to 66M966 inclusive
Part of 2G600 Power Source Seat Conversion Group shown on Page 422
c156717 SEBP1042
9J6514 PRESSURE REDUCING VALVE ASSEMBLY Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-0670 [1] SPRING  
2. 3G-0671 [1] END  
3. 5B-9318 [1] BALL  
4. 3G-0669 [1] SPRING  
5. 3G-0672 [1] END  
6. 3D-4245 [1] SEAL  
7. 2D-6642 [1] BALL  
8. 5L-5840 [1] WASHER  
9. 1B-4203 [1] NUT  
10. 5P-5477 [1] SCREW  
 

#SEBP10420536
 

GASKET KITS

GASKET KITS
SEBP10420536 SEBP1042
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5P-5035 COMPLETE ENGINE OVERHAUL  
  1P-4793 VALVE GRINDING  
  1P-4564 WATER PUMP  
  1P-4792 TRANSMISSION  
  2P-0887 TRANSFER GEAR  
  1P-4790 TRANSMISSION PUMP AND LINES  
 

#SEBP10420537
 

8F-9866: GREASE GUN AS

8F9866 GREASE GUN
Part of 9S7978 Tool Group shown on Page 425
c108355 SEBP1042
8F9866 GREASE GUN AS Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2636 [1] NOZZLE AS  
2. 2M-2689 [1] COUPLER AS  
3. 9F-2638 [1] HOSE AS  
4. 9F-2637 [1] NIPPLE  
 

#SEBP10420538
 

9S-7978: TOOL GP-HAND

9S7978 TOOL GROUP
8F9866 Gun parts are shown on Page 424
AN ATTACHMENT
c201500 SEBP1042
9S7978 TOOL GP-HAND Parts scheme
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-1738 SCREWDRIVER NO. 2 PHILLIPS  
  1F-1157 SCREWDRIVER  
  5S-9566 WRENCH  
  5S-9567 EXTENSION  
  8F-9866 Y GREASE GUN (Lever)  
    (See Separate Illustration)
  2P-8250 STRAP WRENCH ASSEM.  
  1P-0545 GAUGE GROUP  
  5S-9568 SOCKET  
  8H-8581 GAUGE (Feeler)  
  5F-4764 PRY BAR  
  8H-8503 WRENCH (5/16" Opening)  
  8H-8505 WRENCH (3/8" Opening)  
  8H-8507 WRENCH (1/2" Opening)  
  8H-8508 WRENCH (9/16" Opening)  
  8H-8509 WRENCH (5/8" Opening)  
  8H-8511 WRENCH (3/4" Opening)  
  5P-1763 SOCKET  
  8H-8551 SOCKET (11/16" Opening)  
  8H-8552 SOCKET (3/4" Opening)  
  8H-8553 SOCKET (13/16" Opening)  
  8H-8554 SOCKET (7/8" Opening)  
  8H-8555 SOCKET (15/16" Opening)  
  9S-1730 SOCKET (1 1/8" Opening)  
  9S-1731 SOCKET (1 1/4" Opening)  
  8H-8536 SOCKET (1 5/16"Opening)  
  8H-8537 SOCKET (1 1/2" Opening)  
  8H-8541 SOCKET (1 7/8" Opening)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10420539
 

NAME PLATES AND TRANSFERS

NAME PLATES AND TRANSFERS
SEBP10420539 SEBP1042
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Parts for your 633C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2D-1480 [2] PLATE--SERIAL NUMBER  
  6H-4356 [1] PLATE--WARNING  
    On left hand side of dash
  2P-2225 [1] PLATE--LUBRICATION INSTRUCTIONS  
    On left hand side of radiator side plate
  1S-7988 [1] FILM--DRAIN VALVE  
    On left hand side of seat frame
  1S-8412 [1] PLATE--TRANSPORTATION  
    On L.H. side of dash or enclosed ROPS, if so equipped
  7S-3178 [1] FILM--AIR CLEANER  
    On diesel air cleaner
  7S-6703 [1] FILM--AUTOMATIC RANGE  
    On top right hand side of automatic shift selector console
  9S-8082 [1] PLATE--SAFETY LOCK  
    On top of power shift housing at right front corner under safety lock lever
  4B-4158 [18] DRIVE SCREW  
  9S-3299 [1] TRANSFER GROUP  
    On L.H. side of hood
    R.H. side of tractor on hydraulic tank and front of dash
    On front of radiator
  6H-6000 [1] FILM--WARNING  
    On left side of hood
  1P-9876 [1] FILM--CAT  
    Side of dash
  3P-2027 [1] FILM--WARNING--PARKING BRAKE  
    On top of hood
  5P-0113 [1] FILM--WARNING  
    On top of dash
  8S-3922 [1] FILM--CORPORATE SYMBOL  
    Front of dash
  8S-3926 [1] FILM--CORPORATE SYMBOL  
    R.H. side of hydraulic tank
 

Information:

Special Instruction
Installation Of 7N4295 Rebuild Kit For Refrigerant Compressor - Clutch And Drive{1802}
Installation Of 7N4295 Rebuild Kit For Refrigerant Compressor - Clutch And Drive{1802}
Installation of 9C1916 Louver{5258, 7304}
Installation of 9C1916 Louver{5258, 7304}
Retrofitting Caterpillar R-12 Air Conditioning Systems to R-134a Refrigerant{1802, 1805, 1808, 1809, 7320, 7322, 7342, 7343}
Retrofitting Caterpillar R-12 Air Conditioning Systems to R-134a Refrigerant{1802, 1805, 1808, 1809, 7320, 7322, 7342, 7343}
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}
Specifications
System Capacities for Refrigerant
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor
Air Conditioning and Heating R-12 All Caterpillar Machines
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Systems Operation
Glossary of Terms
Air Conditioning and Heating R-12 All Caterpillar Machines
General Information
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve System
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Condenser
Air Conditioning and Heating R-12 All Caterpillar Machines
Evaporator Coil
Air Conditioning and Heating R-12 All Caterpillar Machines
Receiver-Dryer
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Accumulator
Air Conditioning and Heating R-12 All Caterpillar Machines
Heating and Air Conditioning Control System
Air Conditioning and Heating R-12 All Caterpillar Machines
Preparation of Air Conditioner Units for Seasonal Use
Air Conditioning and Heating R-12 All Caterpillar Machines
Cab Air Filters
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Orifice Tube System
Air Conditioning and Heating R-12 All Caterpillar Machines
Identifying the Air Conditioning System
Air Conditioning and Heating R-12 All Caterpillar Machines
Testing and Adjusting
Refrigerant Leakage - Test
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Recovery
Air Conditioning and Heating R-12 All Caterpillar Machines
Visual Inspection
Air Conditioning and Heating R-12 All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Troubleshooting Heating and Air Conditioning Control System
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant System - Charge
Air Conditioning and Heating R-12 All Caterpillar Machines
Air Conditioning System Troubleshooting
Air Conditioning and Heating R-12 All Caterpillar Machines
General Troubleshooting Information
Air Conditioning and Heating R-12 All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Remove
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant System - Evacuate
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor Oil - Check
Air Conditioning and Heating R-12 All Caterpillar Machines
Machine Preparation for Troubleshooting
Air Conditioning and Heating R-12 All Caterpillar Machines
Disassembly and Assembly
Machine Preparation for Disassembly and Assembly
Air Conditioning and Heating R-12 All Caterpillar Machines
General Information
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Accumulator - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Receiver-Dryer - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
In-Line Refrigerant Dryer - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Orifice Tube - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Service Magazine
Proper Retrofitting Of Air Conditioning Refrigerants{7320}
1996/11/11
New Fans Improve Reliability Of The Air Conditioner Condenser Group{1805,7320}
1998/05/04
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342}
2004/08/02
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
New Pressure Switch Is Now Used For Air Conditioner Refrigerant On Certain Cat Products {1435, 1809}
2011/06/06
An Air Conditioner Kit for Use When Servicing the Air Conditioning System Is Now Available {7320, 7320}
2012/08/24
Recent Changes to the R134a Refrigerant Air Conditioning Manuals Are Now Available for All Caterpillar Products {0374, 1802, 1805, 1807, 1808, 1809, 7309, 7320, 7322, 7343}
2014/07/17

Caterpillar Parts SIS Catalog 633C :

REFRIGERANT COMPRESSOR GROUP
2P-9597 REFRIGERANT COMPRESSOR GROUP
REFRIGERANT COMPRESSOR GROUP
2P-9597 REFRIGERANT COMPRESSOR GROUP
DEFROST DUCT GROUP
1P-3325 DEFROST DUCT GROUP
RETURN AIR CONSOLE GROUP
1P-3324 RETURN AIR CONSOLE GROUP
SWITCH AS
8P-5349 SWITCH AS
SWITCH AS
8P-5349 SWITCH AS
CONSOLE GP-CONTROL
1P-3323 CONSOLE GP-CONTROL
CONSOLE GP-CONTROL
1P-3323 CONSOLE GP-CONTROL
COMPRESSOR GP-CLUTCH & REFRIG
7N-4297 COMPRESSOR GP-CLUTCH & REFRIG
COMPRESSOR GP-REFRIGERANT
1P-2780 COMPRESSOR GP-REFRIGERANT
CONDENSER SERVICE DOOR GROUP
3P-2103 CONDENSER SERVICE DOOR GROUP
2G-0600 POWER SOURCE SEAT CONVERSION GROUP
PRESSURE REDUCING VALVE ASSEMBLY
9J-6514 PRESSURE REDUCING VALVE ASSEMBLY
GASKET KITS
GREASE GUN AS
8F-9866 GREASE GUN AS
TOOL GP-HAND
9S-7978 TOOL GP-HAND

Truck sale:

1972 CAT 633C
 
1972 CAT 633C

Vantage Auctions
Lake Elsinore, California
1972 CAT 633C
USD $12,500 
1972 CAT 633C

Vantage Auctions
Lake Elsinore, California
 
 
CAT 633C

RD Williams Parts
CAT 633C
 
CAT 633C

Vantage Auctions
Lake Elsinore, California
1975 CAT 633C
 
1975 CAT 633C

Bar None Auction
Sacramento, California
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