2009/08/17 A New Baffle, A New Bracket, and New Seals Are Now Available On Certain Wheel Tractor-Scrapers {1353, 7251} Caterpillar


A New Baffle, A New Bracket, and New Seals Are Now Available On Certain Wheel Tractor-Scrapers {1353, 7251}
`
2009/08/17 [SEPD1005]
COOLING SYSTEM
RADIATOR GP
2009/08/17 A New Baffle, A New Bracket, and New Seals Are Now Available On Certain Wheel Tractor-Scrapers {1353, 7251}
Wheel Tractor-Scraper:
631G (S/N: DFA1-UP)
637G (S/N: DFJ1-UP)

ReferenceSpecial Instruction, REHS4241, "Rework Procedure To Update the Radiator Group"

Description of Change: A new baffle, a new bracket, and new seals are now used on certain Wheel Tractor-Scrapers. The new baffle, a new bracket, and new seals will prevent rocks from being directed or entering the area of the fan on the machine. This change will prevent leaks that are caused by small rocks that are deflected off the fan into the radiator core.

Adaptable To: The new bracket and new seals are adaptable to the following machines in Group 1:

  • 637G (S/N: DFJ394-408)

The new bracket and new seals are effective with the following machines in Group 1:

  • 637G (S/N: DFJ409-UP)

Table 1
Required Parts for Group 1    
Qty     New Part     Description    
3     223-8985     Radiator Core As (1)    
6     272-5438     Radiator Seal (1)    

80 cm (31.496 inch)    
333-9632     Seal    
1     5P-6126     Seal    
8     8T-4195     Bolt    
1     332-3618     Bracket    
( 1 ) This is an optional part.
The new baffle, the bracket, and seals are adaptable to the following machines in Group 2:

  • 631G (S/N: DFA125-364)

  • 637G (S/N: DFJ225-393)

The new baffle, the bracket, and new seals are effective with the following machines in Group 2:

  • 631G (S/N: DFA365-UP)

Table 2
Required Parts for Group 2    
Qty     New Part     Description    
1     332-7600     Baffle    
10     139-3785     Pop Rivet    
3     223-8985     Radiator Core As (1)    
6     272-5438     Radiator Seal (1)    

80 cm (31.496 inch)    
333-9632     Seal    
1     5P-6126     Seal    
8     8T-4195     Bolt    
1     332-3618     Bracket    
( 1 ) This is an optional part.

ReferenceFor specific instructions, refer to the following service information. Special Instruction, REHS4241, "Rework Procedure To Update the Radiator Group"

Information System:

2009/06/15 Selection of Wire Rope and Use for PACCAR Winches {5163}
2010/05/27 An Improved Oil Supply Line for the Turbocharger Is Used on Some Track-Type Tractors {1052, 1307}
2009/06/08 An Improved Hydraulic Hose Assembly With Improved Routing Is Now Used For the Head End Of the Hydraulic cylinders On the Ripper {5057, 5352, 6310}
D6T Track-Type Tractor Hydraulic System Piston Pump (Fan Drive)
973 K Track-Type Loaders Hydraulic Manifold (Bank Valve Outlet)
973 K Track-Type Loaders Control Valve (Ripper)
2009/06/01 Correction to Disassembly and Assembly , "Differential and Bevel Gear (Front) - Install" {3256, 3258}
973D Track-Type Loader Engine Starting with Jump Start Cables
973 K Track-Type Loaders Control Valve (Multipurpose Bucket)
973 K Track-Type Loaders Control Valve (Bucket Tilt)
C9.3 Engines for Caterpillar Built Machines Water Temperature Regulator - Remove and Install
C4.2 and C6.4 Engines for Caterpillar Built Machines Engine Valve Lash - Inspect/Adjust
2009/06/15 New Fasteners for the Valve Mechanism Cover {1107, 1120}
3304B and 3306B Engines for Caterpillar Built Machines Engine Oil Pump - Disassemble
C7.1 Industrial Engine Exhaust Combustion (ARD) - Aftertreatment Regeneration Device
C15 and C18 Tier 4 Final Engines General Information
Rework Procedure To Update the Radiator Group{1353, 7251}
Installation of the Payload Monitoring System in Certain Wheel Loaders {7494}
2009/11/16 New Window Washer Tank Group is Available for Certain Wheel Tractor-Scrapers {7306}
3304B and 3306B Engines for Caterpillar Built Machines Engine Oil Pump - Assemble
Installation and Initial Start-Up Procedure for Certain Engines {1000}
973 K Track-Type Loaders Lift Cylinder
D6T Track-Type Tractor Hydraulic System Lift Cylinder (Bulldozer)
950H Wheel Loader, 962H Wheel Loader and IT62H Integrated Toolcarrier Power Train Transmission Planetary