9R0678 AIR CONDITIONER AR FOR USE WITH TURBO CHARGED ENGINE AN ATTACHMENT 428 BACKHOE LOADER



OPERATOR STATION
AIR CONDITIONER GP
ELECTRICAL AND STARTING SYSTEM
WIRING GP
OPERATOR STATION
AIR CONDITIONER GP
TACHOMETER GP

BACKHOE LOADER 428 BACKHOE LOADER 6TC
 428 BACKHOE LOADER 6TC00001-02693 (MACHINE) HEBP1627 428 6TC   (1986)

OPERATOR STATION

AIR CONDITIONER GP
CONDENSER & MOUNTING GP
2W-9718 CONDENSER & MOUNTING GP
9R-0678 AIR CONDITIONER AR
9R-0564 AIR CONDITIONER AR
AIR CONDITIONER GP
6T-7883 AIR CONDITIONER GP
AIR CONDITIONER GP
6T-7883 AIR CONDITIONER GP
LINES GP-AIR CONDITIONER
9R-0225 LINES GP-AIR CONDITIONER
COMPRESSOR GP-REFRIGERANT
2W-9776 COMPRESSOR GP-REFRIGERANT
COMPRESSOR GP-CLUTCH & REFRIG
7T-7825 COMPRESSOR GP-CLUTCH & REFRIG
COMPRESSOR GP-CLUTCH & REFRIG
7T-7825 COMPRESSOR GP-CLUTCH & REFRIG
 

#HEBP16270510
 

9R-0678: AIR CONDITIONER AR

9R0678 AIR CONDITIONER AR
FOR USE WITH TURBO CHARGED ENGINE
AN ATTACHMENT
HEBP16270510 HEBP1627
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
  6T-7883 Y [1] AIR CONDITIONER GP  
   
  2W-9776 Y [1] COMPRESSOR GP-REFRIGERANT  
   
  9R-0225 Y [1] LINES GP-AIR CONDITIONER  
   
  2W-9718 Y [1] MOUNTING & CONDENSOR GP  
   
  9R-1039 Y [1] WIRING GP-AIR CONDITIONING  
  Y   SEPARATE ILLUSTRATION
 

#HEBP16270511
 

9R-0564: AIR CONDITIONER AR

9R0564 AIR CONDITIONER AR
WITH CAB
AN ATTACHMENT
HEBP16270511 HEBP1627
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
  6T-7883 Y [1] AIR CONDITIONER GP  
   
  2W-9776 Y [1] COMPRESSOR GP-REFRIGERANT  
   
  9R-0225 Y [1] LINES GP-AIR CONDITIONER  
   
  2W-9718 Y [1] MOUNTING & CONDENSOR GP  
   
  7W-9352 Y [1] RADIATOR & COOLER GP  
   
  9R-1039 Y [1] WIRING GP-AIR CONDITIONING  
  Y   SEPARATE ILLUSTRATION
 

#HEBP16270512
 

9R-1039: WIRING GP-AIR CONDITIONER

9R1039 WIRING GP-AIR CONDITIONING
PART OF 9R0564 & 9R0678 AIR CONDITIONERS
AN ATTACHMENT
c479765 HEBP1627
9R1039 WIRING GP-AIR CONDITIONER Parts scheme
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Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 3T-3048 [1] CLIP AS  
  9G-9151 [1] CLIP  
2. 9R-0803 [1] HARNESS AS  
3. 3S-2093 [1] STRAP-CABLE  
4. 5P-9085 [4] CLIP  
5. 9R-7811 [1] HARNESS AS-AIR CONDITIONER  
6. 9G-9150 [1] CLIP  
7. 8T-4137 CM [1] BOLT  
  8T-4121 C [1] WASHER  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
 

#HEBP16270513
 

6T-7883: AIR CONDITIONER GP

6T7883 AIR CONDITIONER GP
TYPE 1 6T7884-PAGE 348
PART OF 9R0564 & 9R0678 AIR CONDITIONERS
AN ATTACHMENT
c330859 HEBP1627
6T7883 AIR CONDITIONER GP Parts scheme
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 8F-7219 [1] SEAL-O-RING  
2. 2G-0401 [1] VALVE  
3. 6M-5062 [1] SEAL-O-RING  
4. 068-8993 [1] GROMMET  
5. 3T-2511 [2] TUBE  
6. 7G-8271 [2] ORIFICE-AIR  
7. 6V-2495 BD SEAL  
8. 5P-7070 BD INSULATION-STRIP  
9. 8T-5372 BD SEAL  
10. 6K-9555 [1] GROMMET  
11. 8P-6355 [1] CLIP  
12. 6T-9539 [1] COIL  
13. 3K-8782 [1] FUSE (10 AMP)  
14. 4K-5122 [1] HOLDER AS-FUSE  
15. 6T-8115 [1] NUT  
16. 7N-2867 [1] CAP-FUSE HOLDER  
17. 2P-4339 [1] NUT-JAM  
18. 2V-0099 [1] KNOB (THERMOSTAT)  
19. 6T-9395 [1] SWITCH AS-THERMOSTAT  
20. 7T-3551 [1] HARNESS AS (AIR CONDITIONER)  
21. 9R-2120 [1] FILM (AIR CONDITIONER)  
22. 3S-2093 [2] STRAP-CABLE  
23. 6T-7884 Y [1] HEATER GP  
  B   USE AS REQUIRED
  D   ORDER BY THE METER
  Y   SEPARATE ILLUSTRATION
 

#HEBP16270514
 

6T-7883: AIR CONDITIONER GP

6T7883 AIR CONDITIONER GP
TYPE 2 6T7884-PAGE 348
PART OF 9R0564 & 9R0678 AIR CONDITIONERS
AN ATTACHMENT
c595079 HEBP1627
6T7883 AIR CONDITIONER GP Parts scheme
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 5P-6458 C [1] SEAL-O-RING  
2. 2G-0401 [1] VALVE  
3. 6M-5062 [1] SEAL-O-RING  
4. 068-8993 [1] GROMMET  
5. 9X-8116 [2] TUBE AS  
6. 6V-7646 [2] WASHER-HARD  
7. 6V-2495 BD SEAL  
8. 5P-7070 BD INSULATION-STRIP  
9. 8C-5552 C [1] INSULATION  
10. 6K-9555 [1] GROMMET  
11. 8P-6355 [1] CLIP  
12. 6T-9539 [1] COIL  
13. 3K-8782 [1] FUSE (10 AMP)  
14. 4K-5122 [1] HOLDER AS-FUSE  
15. 6T-8115 [1] NUT (1/2-24 THD)  
16. 7N-2867 [1] CAP-FUSE HOLDER  
17. 2P-4339 [2] NUT-JAM (7/16-20 THD)  
18. 2V-0099 [1] KNOB (THERMOSTAT)  
19. 3E-5465 [1] SWITCH AS-THERMOSTAT (A/C)  
20. 7T-3551 [1] HARNESS AS (AIR COND.)  
21. 9R-2120 [1] FILM (AIR CONDITIONER)  
22. 3S-2093 [3] STRAP-CABLE ((1.75 IN)DIA.)  
23. 6T-7884 Y [1] HEATER GP-CAB  
24. 8C-5551 C [1] INSULATION  
25. 8C-4114 [1] PLATE  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
  Y   SEPARATE ILLUSTRATION
 

#HEBP16270515
 

9R-0225: LINES GP-AIR CONDITIONER

9R0225 LINES GP-AIR CONDITIONER
PART OF 9R0564 AIR CONDITIONER
AN ATTACHMENT
c507432 HEBP1627
9R0225 LINES GP-AIR CONDITIONER Parts scheme
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Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 8T-7547 M [1] BOLT  
2. 8T-4224 [1] WASHER-HARD  
3. 6H-7127 [1] LUG  
4. 8T-4137 M [4] BOLT  
5. 8T-4133 M [2] NUT  
6. 8T-4121 [5] WASHER  
7. 9R-2145 [1] HOSE AS  
8. 5F-9144 [6] SEAL-O-RING  
9. 9R-4985 [1] BRACKET  
10. 9R-4986 [1] RETAINER  
11. 7T-5180 [1] INDICATOR  
12. 9R-2694 [2] HOSE AS  
13. 6V-0877 [1] FITTING-AIR CONDITIONER  
  2L-1224 [1] CAP-A/C VALVE  
14. 6V-0878 [1] FITTING-AIR CONDITIONER  
  2L-1224 [2] CAP-A/C VALVE  
15. 9R-2143 [1] HOSE AS  
16. 5L-4758 [2] SEAL-O-RING  
17. 9R-2144 [1] HOSE AS  
18. 6M-5062 [2] SEAL-O-RING  
19. 0L-0639 [1] BOLT  
20. 9R-4924 [1] PLATE AS  
  6V-8224 M [1] NUT-WELD  
21. 1P-6356 [1] PLATE  
22. 8T-4136 M [1] BOLT  
23. 5P-4620 C [4] CLIP  
24. 9R-4188 [1] BRACKET  
25. 5P-5924 BD SEAL  
26. 9D-6888 [1] DRYER  
27. 9R-4982 [1] PLATE AS  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
  M   METRIC PART
 

#HEBP16270516
 

2W-9776: COMPRESSOR GP-REFRIGERANT

2W9776 COMPRESSOR GP-REFRIGERANT
7T7825-PAGE 391
PART OF 9R0564 & 9R0678 AIR CONDITIONERS
AN ATTACHMENT
c486813 HEBP1627
2W9776 COMPRESSOR GP-REFRIGERANT Parts scheme
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 8T-8888 [2] BOLT  
2. 7W-0815 [2] SPACER  
3. 7W-5745 [1] BRACE  
4. 7T-7825 CY [1] CLUTCH & REFRIG COMPRESSOR GP  
5. 8T-4121 C [22] WASHER  
6. 8T-4133 CM [9] NUT  
7. 8T-4178 M [1] BOLT  
8. 7W-5737 [1] SUPPORT AS  
9. 3S-8665 C [1] CLIP  
10. 7W-5748 [2] PLATE  
11. 8T-4196 M [6] BOLT  
12. 7W-5207 [1] V-BELT  
13. 8T-4198 M [2] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#HEBP16270517
 

7T-7825: COMPRESSOR GP-CLUTCH & REFRIG

7T7825 COMPRESSOR GP-CLUTCH & REFRIGERANT
TYPE 1
PART OF 2W9776 COMPRESSOR-REFRIGERANT
AN ATTACHMENT
c479554 HEBP1627
7T7825 COMPRESSOR GP-CLUTCH & REFRIG Parts scheme
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 091-3741 [1] LOCKNUT  
2. 1H-3338 [3] LOCKWASHER  
3. 8T-0639 M [3] BOLT  
4. 8T-8816 [1] COMPRESSOR AS  
  1H-8171 [2] SEAL-O-RING  
  7T-4532 [1] PLUG AS  
5. 8T-8820 [1] DRIVE AS-CLUTCH  
6. 8C-4405 [1] RING-RETAINING  
7. 1B-8702 [1] KEY-WOODRUFF  
8. 8C-4158 J [1] SEAL-BEARING  
9. 8T-8814 [1] COVER-DUST  
10. 8T-8812 [1] COIL AS-12 VOLT  
  7N-9737 [1] HOUSING-PLUG  
  7N-7780 [1] PIN-CONNECTOR  
  7N-7779 [1] SOCKET  
11. 8C-4160 J [1] SEAL-COIL  
12. 8C-4159 J [1] SEAL-PULLEY  
13. 8T-8817 [1] BALL BEARING  
    THE FOLLOWING REPAIR
    KITS ARE AVAILABLE:
  8T-8815 [1] KIT-REFRIGERANT SEAL  
  8T-8819 [1] KIT-ACCESSORY (INCL KEY,  
    SHIMS,RINGS,CLAMP & NUT)
  8T-8821 [1] KIT-DUST SEAL (INCL  
    PARTS MARKED J)
  M   METRIC PART
 

#HEBP16270518
 

7T-7825: COMPRESSOR GP-CLUTCH & REFRIG

7T7825 COMPRESSOR GP-CLUTCH & REFRIGERANT
TYPE 2
PART OF 2W9776 COMPRESSOR-REFRIGERANT
AN ATTACHMENT
c476544 HEBP1627
7T7825 COMPRESSOR GP-CLUTCH & REFRIG Parts scheme
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 2K-0564 C [1] LOCKNUT  
2. 1H-3338 [3] LOCKWASHER  
3. 8T-4171 CM [3] BOLT  
4. 8T-8816 [1] COMPRESSOR AS  
  1H-8171 [2] SEAL-O-RING  
  7T-4532 [1] PLUG AS  
5. 8T-8820 [1] DRIVE AS-CLUTCH  
6. 8C-4405 [1] RING-RETAINING  
7. 1B-8702 [1] KEY-WOODRUFF  
8. 8C-4158 J [1] SEAL-BEARING  
9. 8T-8814 [1] COVER-DUST  
10. 8T-8812 [1] COIL AS-12 VOLT  
  7N-9737 [1] HOUSING-PLUG  
  7N-7780 [1] PIN-CONNECTOR  
  7N-7779 [1] SOCKET  
11. 8C-4160 J [1] SEAL-COIL  
12. 8C-4159 J [1] SEAL-PULLEY  
13. 8T-8817 [1] BALL BEARING  
14. 7X-6205 C [1] VALVE AS-RELIEF  
15. 3J-7354 C [1] SEAL-O-RING  
   
   
   
   
   
   
    THE FOLLOWING REPAIR
    KITS ARE AVAILABLE:
  8T-8815 [1] KIT-REFRIGERANT SEAL  
  8T-8819 [1] KIT-ACCESSORY (INCL KEY,  
    SHIMS, RINGS, CLAMP
    & NUT)
  8T-8821 [1] KIT-DUST SEAL (INCL PARTS  
    MARKED J)
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
 

#HEBP16270519
 

9R-0675: TACHOMETER GP-ELECTRIC

9R0675 TACHOMETER GP-ELECTRIC
ALSO AN ATTACHMENT
c341645 HEBP1627
9R0675 TACHOMETER GP-ELECTRIC Parts scheme
  For full view, you need register

Parts for your 428 BACKHOE LOADER:

Pos. Part No Qty Parts name Comments
1. 6T-7540 [1] TACHOMETER  
2. 8M-6176 [1] LAMP-MINIATURE  
3. 9R-0894 [1] WIRE (TACHOMETER)  
 

Information:

Special Instruction
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
Air Conditioner Compressor Group
4.236 DIESEL ENGINE FOR BACKHOE LOADERS
System Capacities for Refrigerant
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor
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
Air Conditioner Compressor
416, 426 & 436, 428 & 438 BACKHOE LOADER VEHICLE SYSTEMS
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
Improved Drain Tray (Part Of The Cab Heater Group Used In The Air Conditioner Group) Helps Prevent Condensation Leakage {7320}
1987/08/03
Compressor Tools Available For Sanden Air Conditioners{0714,1802}
1987/11/02
New Air Conditioning Duct Has Better Heat Resistance{7320}
1989/07/10
Procedure To Charge Air Conditioner Using Receiver Dryer Sight Glass{7320,7322}
1990/02/12
Contaminated Refrigerant Can Cause Air Conditioner Failures{7320,1802,1805,7322}
1990/02/12
New Air Conditioner Thermostat Switches Used{7320}
1990/02/12
Parts Manuals May List Air Conditioning Compressors Incorrectly {1802,1809,7320}
1996/10/07
Proper Retrofitting Of Air Conditioning Refrigerants{7320}
1996/11/11
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342}
2004/08/02
Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927}
2000/10/30
Preparation of Air Conditioner Units for Seasonal Use {7320}
2002/05/27
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
2004/05/17
Refrigerant Identification Instrument is Available {1809}
2006/08/14
Correction to Troubleshooting , "Required Tools" {1808}
2010/10/06
New Pressure Switch Is Now Used For Air Conditioner Refrigerant On Certain Cat Products {1435, 1809}
2011/07/18
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 428 :

DOOR GP-LH
9R-5542 DOOR GP-LH
9R-1567 DOOR GP
DOOR GP
9R-1567 DOOR GP
DOOR GP-RH
9R-5543 DOOR GP-RH
9R-1566 DOOR GP
DOOR GP
9R-1566 DOOR GP
9R-5651 DOOR GP-CAB
DOOR GP-CAB
9R-5651 DOOR GP-CAB
9R-0564 AIR CONDITIONER AR
WIRING GP-AIR CONDITIONER
9R-1039 WIRING GP-AIR CONDITIONER
AIR CONDITIONER GP
6T-7883 AIR CONDITIONER GP
AIR CONDITIONER GP
6T-7883 AIR CONDITIONER GP
LINES GP-AIR CONDITIONER
9R-0225 LINES GP-AIR CONDITIONER
COMPRESSOR GP-REFRIGERANT
2W-9776 COMPRESSOR GP-REFRIGERANT
COMPRESSOR GP-CLUTCH & REFRIG
7T-7825 COMPRESSOR GP-CLUTCH & REFRIG
COMPRESSOR GP-CLUTCH & REFRIG
7T-7825 COMPRESSOR GP-CLUTCH & REFRIG

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