New Water Lines Group And Oil Cooler Group Are Used On Certain MT4400D Off-Highway Truck Engines {1378, 1380}
- Off-Highway Truck:
- CAT MT4400D AC (S/N: MH41-UP; MT41-UP)
Description of Change: The new water lines group and oil cooler group that are used will improve the cooling capacity of the engine cooling system.
Adaptable To: The new and previous parts for this change are listed in Table 1. The effective serial numbers for this change are listed in Table 2.
ReferenceRefer to Special Instruction, REHS9679, "Installation of the Water Lines Group and Oil Cooler For Certain MT4400D Off-Highway Trucks" for the installation procedure.
Show/hide table
| New Part Number | Part Description | Previous Part Number |
|---|---|---|
| 440-8358 375-7420 |
Engine Oil Cooler Gp Engine Oil Cooler Gp |
392-4069 |
| 147-0820 | Engine Oil Lines Gp | 9Y-8902 |
| 450-6349 | Fumes Disposal Gp | 342-1369 |
Show/hide table
| Effective Serial Numbers |
|---|
| S/N:MH400804-UP |
| S/N:MT400809-UP |
Caterpillar Information System:
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic, and Machine Systems Features (Electronic Control System)
2014/12/12 Improved Mounting Hardware is Now Used on Certain D7R Series II Track-Type Tractors and 572R Pipelayers {1067}
745 Articulated Truck Fuel Tank Cap and Strainer - Clean
422F2, 426F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Axles, Differential and Brakes Axle (Front)
F2 Series Backhoe Loaders Monitoring System Data Link
966M and 972M Wheel Loaders Power Train, Steering, Braking, Hydraulic, and Machine Systems General Information (Electronic Control System)
PL72 Pipelayer Backup Alarm
415F2, 416F2, 420F2, 420F2 IT, 420F2 ST, 430F2 IT and 430F2 ST Backhoe Loaders Hydraulic and Steering System Hydraulic Hand Control
422F2, 426F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Axles, Differential and Brakes Axle (Front)
415F2, 416F2, 420F2, 420F2 IT, 420F2 ST, 430F2 IT and 430F2 ST Backhoe Loaders Hydraulic and Steering System Transport Lock
735C and 745C Articulated Trucks Machine Systems Power Train Pressures
PL72 Pipelayer Backup Alarm - Test
PL72 Pipelayer Plate Locations and Film Locations
299D2 and 299D2 XHP Compact Track Loaders, 297D2 and 297D2 XHP Multi Terrain Loaders and 272D2 and 272D2 XHP Skid Steer Loaders Power Train Recoil Spring - Disassemble
Procedure to Update the Differential on Certain 793D and 793F Off-Highway Trucks {3258} Procedure to Update the Differential on Certain 793D and 793F Off-Highway Trucks {3258}
735C and 745C Articulated Trucks Machine Systems Transmission Oil Supply
420F2, 420F2 IT, 420F2 ST, 428F2, 430F2 IT, 430F2 ST, 432F2, 434F2 and 444F2 Backhoe Loaders Anti-Theft Keypad - Test
2014/12/19 New Software Patches Are Now Available for Cat® MineStar Fleet/Health Office v4.0.7-5 {7605, 7620}
AP255E Asphalt Paver Propel System Track Alignment
415F2, 416F2, 420F2, 420F2 IT, 420F2 ST, 430F2 IT and 430F2 ST Backhoe Loaders Axles, Differential and Brakes Drive Shaft
415F2, 416F2, 420F2, 420F2 IT, 420F2 ST, 430F2 IT and 430F2 ST Backhoe Loaders Hydraulic and Steering System Hydraulic Hand Control
2014/12/19 The Operation and Maintenance Manuals for the 424B and 424B HD Backhoe Loaders Have Been Updated {7000}
C3.4B Engines Speed Control - Test
427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Transmission (Autoshift) Transmission (Autoshift)