SERVICE LETTER SUPPLEMENT FOR MARCH 15, 1991 SL - PRIORITY - REINFORCING PLATES NEED TO BE INSTALLED ON THE DRAFT TUBES OF CER TAIN 631E AND 637E SCRAPERS - PI3525 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA
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SERVICE LETTER SUPPLEMENT FOR MARCH 15, 1991 SL - PRIORITY - REINFORCING PLATES NEED TO BE INSTALLED ON THE DRAFT TUBES OF CER TAIN 631E AND 637E SCRAPERS - PI3525 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA
NOTE: The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
June 19, 1991 U-124 A-89 AU-76 B-22 E-81 O-93 SERVICE LETTER SUPPLEMENT Some information needs to be changed in the Service Letter which follows: March 15, 1991 - PI3525; Reinforcing Plates Need To Be Installed On The Draft Tubes Of Certain 631E And 637E Scrapers Under the heading Service Claim Allowances, change the labor hours from 8 hours to 12 hours.
Caterpillar Information System:
PSP FOR INSTALLING NEW BOLTS AND SPACERS TO HOLD THE BRAKE CALIPER AND WHEEL SPINDLE TO THE FRONT AXLE HOUSING ON CERTAIN 613 C TRACTORS - PS4638 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA - REVISED 06/92 PSP FOR INSTALLING NEW BOLTS AND SPACERS TO HOLD THE BRAKE CALIPER AND WHEEL SPINDLE TO THE FRONT AXLE HOUSING ON CERTAIN 613 C TRACTORS - PS4638 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA - REVISED 06/92
SERVICE LETTER SUPPLEMENT FOR JULY 10, 1990 SL - PI3482 - PRIORITY - NEW HYDRAULIC OIL FILTER BAFFLE TUBE NEEDS TO BE INS TALLED ON CERTAIN D9N AND D10N TRACTORS - MAILED US AND CANADA, CACO, COFA, CFEL, COSA SERVICE LETTER SUPPLEMENT FOR JULY 10, 1990 SL - PI3482 - PRIORITY - NEW HYDRAULIC OIL FILTER BAFFLE TUBE NEEDS TO BE INS TALLED ON CERTAIN D9N AND D10N TRACTORS - MAILED US AND CANADA, CACO, COFA, CFEL, COSA
SERVICE LETTER SUPPLEMENT FOR MAY 6, 1991 SL - PSP FOR REPLACING THE TRACK IDLER SHAFT AND BEARINGS IN THE TRACK IDL ERS OF CERTAIN D3C, D4C TRACTORS; 931C, 935C LOADERS - PS4554 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA - REVISE D 06/91 SERVICE LETTER SUPPLEMENT FOR MAY 6, 1991 SL - PSP FOR REPLACING THE TRACK IDLER SHAFT AND BEARINGS IN THE TRACK IDL ERS OF CERTAIN D3C, D4C TRACTORS; 931C, 935C LOADERS - PS4554 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA - REVISE D 06/91
PSP FOR REPLACING UNIT INJECTOR RETURN SPRINGS ON CERTAIN D11N TRACTORS; 776B TRACTORS; 777B, 785, 789 TRUCKS; 3508, 3512, 351 6 ENGINES - PS4591 - MAILED BRAZIL PSP FOR REPLACING UNIT INJECTOR RETURN SPRINGS ON CERTAIN D11N TRACTORS; 776B TRACTORS; 777B, 785, 789 TRUCKS; 3508, 3512, 351 6 ENGINES - PS4591 - MAILED BRAZIL
PSP FOR REPLACING UNIT INJECTOR RETURN SPRINGS ON CERTAIN D11N TRACTORS; 776B TRACTORS; 777B, 785, 789 TRUCKS; 3508, 3512, 351 6 ENGINES - PS4591 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, MARINE TEPS PSP FOR REPLACING UNIT INJECTOR RETURN SPRINGS ON CERTAIN D11N TRACTORS; 776B TRACTORS; 777B, 785, 789 TRUCKS; 3508, 3512, 351 6 ENGINES - PS4591 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, MARINE TEPS
Product Support Program For Installing New Final Drive Gears And Related Parts On Certain 518 And 528 Grapple Skidders Product Support Program For Installing New Final Drive Gears And Related Parts On Certain 518 And 528 Grapple Skidders
PSP FOR INSTALLING NEW BOLTS, SPACERS, AND MOUNTING PARTS FOR THE FRONT WHEEL BRAKES ON CERTAIN 518 GRAPPLE SKIDDERS EQU IPPED WITH A STANDARD FRONT AXLE - PS4601 - MAILED US AND CANADA, COFA, CFEL, COSA, LIMITED CACO - REVISED 10/91 PSP FOR INSTALLING NEW BOLTS, SPACERS, AND MOUNTING PARTS FOR THE FRONT WHEEL BRAKES ON CERTAIN 518 GRAPPLE SKIDDERS EQU IPPED WITH A STANDARD FRONT AXLE - PS4601 - MAILED US AND CANADA, COFA, CFEL, COSA, LIMITED CACO - REVISED 10/91
The Cartridge Assemblies For the Transmission Control Solenoids Need To Be Replaced On Certain IT12B And IT14B Integrated Toolcarriers; And 910E Loaders The Cartridge Assemblies For the Transmission Control Solenoids Need To Be Replaced On Certain IT12B And IT14B Integrated Toolcarriers; And 910E Loaders
Service Letter Supplement Service Letter Supplement
Product Support Program For Repairing Rear Track Roller Frames With Cracked Tube To Bogie Plate Welds On Certain D10N Tractors Product Support Program For Repairing Rear Track Roller Frames With Cracked Tube To Bogie Plate Welds On Certain D10N Tractors
PSP FOR INSTALLING A NEW WINCH CONTROL VALVE TO IMPROVE INPUT CLUTCH OPERATION ON CERTAIN D5H CUSTOM SKIDDERS EQUIPPED WITH AN 8Z7530 GRAPPLE MODIFICATION - PS0546 - MAILED US AND CANADA PSP FOR INSTALLING A NEW WINCH CONTROL VALVE TO IMPROVE INPUT CLUTCH OPERATION ON CERTAIN D5H CUSTOM SKIDDERS EQUIPPED WITH AN 8Z7530 GRAPPLE MODIFICATION - PS0546 - MAILED US AND CANADA
PARTS STOCK ACTION ONLY - 9W4135 TRANSFER GEARS IN PARTS STOCK NEED TO BE INSPECTED - PI7265 - MAILED US AND CANADA, CACO, COF A, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - 9W4135 TRANSFER GEARS IN PARTS STOCK NEED TO BE INSPECTED - PI7265 - MAILED US AND CANADA, CACO, COF A, BRAZIL, CFEL, COSA
SERVICE LETTER EXTENSION FOR JUNE 19, 1989 SL - PSP FOR REPLACING THE CASE AND FRAME ASSEMBLY ON CERTAIN D5H AND D5H LGP TRACTORS - PS0388 - MAILED US AND CANADA, CACO, COFA, CFEL SERVICE LETTER EXTENSION FOR JUNE 19, 1989 SL - PSP FOR REPLACING THE CASE AND FRAME ASSEMBLY ON CERTAIN D5H AND D5H LGP TRACTORS - PS0388 - MAILED US AND CANADA, CACO, COFA, CFEL
SERVICE LETTER EXTENSION FOR JUNE 20, 1989 SL - PSP FOR REPLACING THE CASE AND FRAME ASSEMBLY ON CERTAIN D5H AND D5H LGP TRACTORS - PS0388 - MAILED COSA SERVICE LETTER EXTENSION FOR JUNE 20, 1989 SL - PSP FOR REPLACING THE CASE AND FRAME ASSEMBLY ON CERTAIN D5H AND D5H LGP TRACTORS - PS0388 - MAILED COSA
PSP FOR REWORKING AND UPDATING THE WINCH ON CERTAIN 518 SKIDDERS - PS4663 - MAILED US AND CANADA PSP FOR REWORKING AND UPDATING THE WINCH ON CERTAIN 518 SKIDDERS - PS4663 - MAILED US AND CANADA
Product Support Program For Replacing The Pulse Deflector In Certain Challenger 65 Tractors, 235C Excavators, 621S Scrapers, And 637E Scrapers Product Support Program For Replacing The Pulse Deflector In Certain Challenger 65 Tractors, 235C Excavators, 621S Scrapers, And 637E Scrapers
Product Support Program For Replacement Core On Certain 953 Loaders Product Support Program For Replacement Core On Certain 953 Loaders
Product Support Program For Installing A Hydraulic Oil Cooler Conversion Arrangement On Certain D6H Tractors Product Support Program For Installing A Hydraulic Oil Cooler Conversion Arrangement On Certain D6H Tractors
SERVICE LETTER SUPPLEMENT FOR FEBRUARY 24, 1991 SL - PRIORITY - PARTS STOCK ACTION NEEDED - NEW VALVE LOCKS NEED TO BE INS TALLED ON CERTAIN D4E, D5B, D6D, D6E, D8L TRACTORS; 930R, 966R WHEEL LOADERS; 120G, 140G MOTOR GRADERS; 621S SCRAPERS; 3306, 34 SERVICE LETTER SUPPLEMENT FOR FEBRUARY 24, 1991 SL - PRIORITY - PARTS STOCK ACTION NEEDED - NEW VALVE LOCKS NEED TO BE INS TALLED ON CERTAIN D4E, D5B, D6D, D6E, D8L TRACTORS; 930R, 966R WHEEL LOADERS; 120G, 140G MOTOR GRADERS; 621S SCRAPERS; 3306, 34
SERVICE LETTER SUPPLEMENT FOR MARCH 03, 1991 SL - PSP FOR INSTALLING NEW FUEL LINES AND FUEL LINE BRACKETS ON CERTAIN 627 E AND 637E SCRAPERS - PS4463 - MAILED US AND CANADA, CACO, COFA, CFEL SERVICE LETTER SUPPLEMENT FOR MARCH 03, 1991 SL - PSP FOR INSTALLING NEW FUEL LINES AND FUEL LINE BRACKETS ON CERTAIN 627 E AND 637E SCRAPERS - PS4463 - MAILED US AND CANADA, CACO, COFA, CFEL
SERVICE LETTER SUPPLEMENT FOR MAY 29, 1991 SL - PSP FOR INSTALLING NEW FINAL DRIVE GEARS AND RELATED PARTS ON CERTAIN 518 AND 528 GRAPPLE SKIDDERS - PS0513 - MAILED US AND CANADA, COFA, CFEL, COSA, LIMITED CACO SERVICE LETTER SUPPLEMENT FOR MAY 29, 1991 SL - PSP FOR INSTALLING NEW FINAL DRIVE GEARS AND RELATED PARTS ON CERTAIN 518 AND 528 GRAPPLE SKIDDERS - PS0513 - MAILED US AND CANADA, COFA, CFEL, COSA, LIMITED CACO
SERVICE LETTER SUPPLEMENT FOR JUNE 27, 1989 SL - PSP FOR EXCESSIVE AIR SIDE PLUGGING OF FOLDED CORE RADIATORS IN CER TAIN D6H, D7H, D8N TRACTORS - PS0390 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA - REVISED 01/92 SERVICE LETTER SUPPLEMENT FOR JUNE 27, 1989 SL - PSP FOR EXCESSIVE AIR SIDE PLUGGING OF FOLDED CORE RADIATORS IN CER TAIN D6H, D7H, D8N TRACTORS - PS0390 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA - REVISED 01/92
PARTS STOCK ACTION ONLY - 8R6769 SHAFT ASSEMBLIES IN PARTS STOCK NEED TO BE INSPECTED FOR CORRECT YOKE DRIVE SLOT WIDTH - PI7 270 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - 8R6769 SHAFT ASSEMBLIES IN PARTS STOCK NEED TO BE INSPECTED FOR CORRECT YOKE DRIVE SLOT WIDTH - PI7 270 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA
New Gear And Bearing Assembly Needs To Be Installed In The Tractor Transfer Gear Group Of Certain 651E Scrapers New Gear And Bearing Assembly Needs To Be Installed In The Tractor Transfer Gear Group Of Certain 651E Scrapers