Service Letter Supplement
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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.
Some information needs to be changed in the Service Letter which follows:
May 30, 1990 - PS4467; Product Support Program For Installing A New Torque Converter Output Shaft On Certain 631E And 637E Wheel Tractors
Under the heading Termination Date, change the date to November 30, 1992
Under the heading Affected Product, change the affected product to the following 17 631E Wheel Tractors.
1NB689, 698-700, 725-728, 739, 741, 742, 749, 752, 756-759
Caterpillar Information System:
SERVICE LETTER SUPPLEMENT FOR APRIL 17, 1990 SL - PSP FOR REPLACING FAILED EXHAUST VALVES ON CERTAIN (SEE PAPER COPY FOR APP LICABLE MODELS) - PS0452 - REVISED 12/90 - MAILED US AND CANADA, CACO, COFA SERVICE LETTER SUPPLEMENT FOR APRIL 17, 1990 SL - PSP FOR REPLACING FAILED EXHAUST VALVES ON CERTAIN (SEE PAPER COPY FOR APP LICABLE MODELS) - PS0452 - REVISED 12/90 - MAILED US AND CANADA, CACO, COFA
Service Letter Extension Service Letter Extension
Service Letter Supplement Service Letter Supplement
SERVICE LETTER SUPPLEMENT FOR JUNE 20, 1990 SL - PSP FOR CYLINDER HEAD GASKET FAILURES ON CERTAIN (SEE PAPER COPY FOR APP LICABLE MODELS) - PS0453 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA SERVICE LETTER SUPPLEMENT FOR JUNE 20, 1990 SL - PSP FOR CYLINDER HEAD GASKET FAILURES ON CERTAIN (SEE PAPER COPY FOR APP LICABLE MODELS) - PS0453 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA
Diagonal Struts On Pushframe Of Certain 623E Scrapers Need To Be Inspected For Fuel That Has Accumulated From A Cracked Fuel Tank Diagonal Struts On Pushframe Of Certain 623E Scrapers Need To Be Inspected For Fuel That Has Accumulated From A Cracked Fuel Tank
Product Support Program For Repairing And Reinforcing The Fuel Tank On Certain 623E Scrapers Product Support Program For Repairing And Reinforcing The Fuel Tank On Certain 623E Scrapers
Product Support Program For Repairing Cracks On The Cab, Operators' Module, And Engine Hood Of Certain D9N And D10N Tractors Product Support Program For Repairing Cracks On The Cab, Operators' Module, And Engine Hood Of Certain D9N And D10N Tractors
Product Support Program For Replacing The Case And Frame Assembly On Certain D5H LGP Tractors Equipped With A 8Z7528 Or 8Z7530 Modification (D5H Custom Skidders) Product Support Program For Replacing The Case And Frame Assembly On Certain D5H LGP Tractors Equipped With A 8Z7528 Or 8Z7530 Modification (D5H Custom Skidders)
Product Support Program For Installing A New Gear And Bearing Assembly In The Transfer Gear Group Of Certain 657E Scrapers Product Support Program For Installing A New Gear And Bearing Assembly In The Transfer Gear Group Of Certain 657E Scrapers
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
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
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
Product Support Program For Installing New Bolts And Washers For The Crankshaft Counterweights On Certain D11N Tractors; 776B Tractors; 777B, 785, And 789 Trucks; And 3508, 3512, And 3516 Engines Product Support Program For Installing New Bolts And Washers For The Crankshaft Counterweights On Certain D11N Tractors; 776B Tractors; 777B, 785, And 789 Trucks; And 3508, 3512, And 3516 Engines
Wheel Bearing Retaining Bolts Need To Be Tightened To Correct Torque On Certain 834B Tractors And 988B Loaders Wheel Bearing Retaining Bolts Need To Be Tightened To Correct Torque On Certain 834B Tractors And 988B Loaders
Product Support Program For Checking Air Conditioning Receiver For Correct Installation On Certain 950F And 966F Wheel Loaders Product Support Program For Checking Air Conditioning Receiver For Correct Installation On Certain 950F And 966F Wheel Loaders
PARTS STOCK ACTION ONLY - CERTAIN 0R5217 ALTERNATORS NEED TO BE REMOVED FROM PARTS STOCK - PI7274 - MAILED US AND CANADA, CAC O, COFA, BRAZIL, CFEL, COSA, TRUCK TEPS, AGRICULTURE TEPS, MARINE TEPS PARTS STOCK ACTION ONLY - CERTAIN 0R5217 ALTERNATORS NEED TO BE REMOVED FROM PARTS STOCK - PI7274 - MAILED US AND CANADA, CAC O, COFA, BRAZIL, CFEL, COSA, TRUCK TEPS, AGRICULTURE TEPS, MARINE TEPS
Product Support Program For Replacing Tilt Cylinder Rods On Certain 963 Track Loaders Product Support Program For Replacing Tilt Cylinder Rods On Certain 963 Track Loaders
SERVICE LETTER SUPPLEMENT FOR JUNE 10, 1989 SL (REVISED 10/91) - PSP FOR EXCESSIVE AIR SIDE PLUGGING OF FOLDED CORE RADIATORS IN CERTAIN IT18, IT18B, 1T28, 1T28B TOOLCARRIERS; 916, 926/926E, G926, 936/936E LOADERS - PS0391 - MAILED US AND CANADA , CA SERVICE LETTER SUPPLEMENT FOR JUNE 10, 1989 SL (REVISED 10/91) - PSP FOR EXCESSIVE AIR SIDE PLUGGING OF FOLDED CORE RADIATORS IN CERTAIN IT18, IT18B, 1T28, 1T28B TOOLCARRIERS; 916, 926/926E, G926, 936/936E LOADERS - PS0391 - MAILED US AND CANADA , CA
Product Support Program For Installing the 5G8846 Idler Scraper Group On Certain D4H Tractors and D4H Track Skidders Product Support Program For Installing the 5G8846 Idler Scraper Group On Certain D4H Tractors and D4H Track Skidders
The Seat Back Recliner Bracket Needs To Be Updated On Certain D9N, D10N, D11N, And 772B Tractors; 769C And 773B Trucks; And 950F And 966F Wheel Loaders The Seat Back Recliner Bracket Needs To Be Updated On Certain D9N, D10N, D11N, And 772B Tractors; 769C And 773B Trucks; And 950F And 966F Wheel Loaders
Product Support Program For Updating Screed Burners On Certain AP-800, AP-800B, AP-1050, And AP-1200 Asphalt Pavers Product Support Program For Updating Screed Burners On Certain AP-800, AP-800B, AP-1050, And AP-1200 Asphalt Pavers
Certain New And Remanufactured Brake Bands Need To Be Removed From Parts Stock Certain New And Remanufactured Brake Bands Need To Be Removed From Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
PARTS STOCK ACTION ONLY - 3T3133 SWITCH ASSEMBLIES NEED TO BE REMOVED FROM PARTS STOCK - PI7275 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - 3T3133 SWITCH ASSEMBLIES NEED TO BE REMOVED FROM PARTS STOCK - PI7275 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA