PARTS STOCK ACTION ONLY - 8D6947 AND 9G5589 SWITCHES NEED TO BE REMOVED FROM PARTS STOCK - PI7234 - MAILED US AND CANADA, CAC O, COFA, BRAZIL, CFEL, COSA
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PARTS STOCK ACTION ONLY - 8D6947 AND 9G5589 SWITCHES NEED TO BE REMOVED FROM PARTS STOCK - PI7234 - MAILED US AND CANADA, CAC O, 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.
U-82 A-50 AU-50 B-14 E-52 O-66 parts stock action only 1400 PI7234
Termination Date
July 31, 1990
Problem
The contacts on certain 8D6947 and 9G5589 Switches may burn and cause the switch to stay on or off.
Action Required
Check the date codes on the side of all 8D6947 and 9G5589 Switches in parts stock. Remove all of these switches from parts stock that do not have a date code or that have a date code that is 100 or less. This code is stamped on the side of the switch housing.
Service Claim Allowances
Submit one claim for all 8D6947 and 9G5589 Switches removed from parts stock.
Parts Disposition
Any parts removed (with the exception of cores used for Caterpillar Remanufactured parts) can be rendered useless and scrapped immediately upon completion of the repair.
Caterpillar Information System:
PSP FOR REPAIR OF CRACKS AND REINFORCEMENT OF THE CASE AND FRAME ASSEMBLY ON D5H CUSTOM SKIDDERS - PS4448 - MAILED US, CAN ADA PSP FOR REPAIR OF CRACKS AND REINFORCEMENT OF THE CASE AND FRAME ASSEMBLY ON D5H CUSTOM SKIDDERS - PS4448 - MAILED US, CAN ADA
PSP FOR REPEAT TRACK JOINT FAILURES (LEAKS) ON D8N TRACTORS - PS0430 - MAILED CACO PSP FOR REPEAT TRACK JOINT FAILURES (LEAKS) ON D8N TRACTORS - PS0430 - MAILED CACO
PSP FOR REPLACING FAILED EXHAUST VALVES ON CERTAIN - SEE PAPER COPY FOR APPLICABLE MODELS - PS0452 - MAILED US AND CANADA, CAC O, COFA - REVISED 12/90 PSP FOR REPLACING FAILED EXHAUST VALVES ON CERTAIN - SEE PAPER COPY FOR APPLICABLE MODELS - PS0452 - MAILED US AND CANADA, CAC O, COFA - REVISED 12/90
SERVICE LETTER SUPPLEMENT FOR MARCH 29, 1990 SL - PI3462 - PRIORITY - DIFFERENTIAL BEARING CAP BOLTS NEED TO BE TIGHTENED ON CERTAIN 814B WHEEL TRACTORS; 815B, 816B COMPACTORS; 966E LOADERS - MAIL US AND CANADA, CACO, CFEL, COSA, COFA SERVICE LETTER SUPPLEMENT FOR MARCH 29, 1990 SL - PI3462 - PRIORITY - DIFFERENTIAL BEARING CAP BOLTS NEED TO BE TIGHTENED ON CERTAIN 814B WHEEL TRACTORS; 815B, 816B COMPACTORS; 966E LOADERS - MAIL US AND CANADA, CACO, CFEL, COSA, COFA
Drain Holes May Need To Be Drilled In The ROPS Of Certain 950E Loaders. Drain Holes May Need To Be Drilled In The ROPS Of Certain 950E Loaders.
PSP FOR TURBOCHARGER TURBINE WHEEL ON D11N TRACTORS; 776B TRACTORS; 777B TRUCKS; AND 3508 ENGINES (SPARE) - PS4394 - MAI LED US AND CANADA, CACO, COFA, CFEL, COSA PSP FOR TURBOCHARGER TURBINE WHEEL ON D11N TRACTORS; 776B TRACTORS; 777B TRUCKS; AND 3508 ENGINES (SPARE) - PS4394 - MAI LED US AND CANADA, CACO, COFA, CFEL, COSA
PSP FOR REPAIRING CERTAIN 8SU BULLDOZERS ON D8N TRACTORS - PS0447 - MAILED COSA PSP FOR REPAIRING CERTAIN 8SU BULLDOZERS ON D8N TRACTORS - PS0447 - MAILED COSA
PSP FOR REWORKING THE WINCH CONTROLS ON CERTAIN 518 SKIDDERS - PS4421 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA PSP FOR REWORKING THE WINCH CONTROLS ON CERTAIN 518 SKIDDERS - PS4421 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA
PSP FOR INSTALLING NEW FUEL INJECTION LINE BRACKETS AND CLAMPS ON CERTAIN D8L TRACTORS, D9N TRACTORS, 589 PIPELAYERS, 631E SCR APERS, 637E SCRAPERS, 657E SCRAPERS, 768C TRACTORS, 769C TRUCKS, 834B TRACTORS, AND 988B LOADERS - PS4428 - MAILED US AND C PSP FOR INSTALLING NEW FUEL INJECTION LINE BRACKETS AND CLAMPS ON CERTAIN D8L TRACTORS, D9N TRACTORS, 589 PIPELAYERS, 631E SCR APERS, 637E SCRAPERS, 657E SCRAPERS, 768C TRACTORS, 769C TRUCKS, 834B TRACTORS, AND 988B LOADERS - PS4428 - MAILED US AND C
PRIORITY - DIFFERENTIAL BEARING CAP BOLTS NEED TO BE TIGHTENED ON CERTAIN 814B WHEEL TRACTORS; 815B AND 816B COMPACTORS; AND 966 E LOADERS - PI3462 - MAILED US AND CANADA, CACO, CFEL, COSA LIMITED COFA PRIORITY - DIFFERENTIAL BEARING CAP BOLTS NEED TO BE TIGHTENED ON CERTAIN 814B WHEEL TRACTORS; 815B AND 816B COMPACTORS; AND 966 E LOADERS - PI3462 - MAILED US AND CANADA, CACO, CFEL, COSA LIMITED COFA
PARTS STOCK ACTION ONLY - HYDRAULIC CYLINDER PISTON NUTS MADE TO THIN DESIGN NEED TO BE REMOVED FROM PARTS STOCK - PI7233 - MAI LED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - HYDRAULIC CYLINDER PISTON NUTS MADE TO THIN DESIGN NEED TO BE REMOVED FROM PARTS STOCK - PI7233 - MAI LED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA
Brackets And Clamps Need To Be Installed On The Fuel Lines Group Of Certain D10N Tractors; 651E And 656E Tractors; 773B Trucks; And 992C Loaders Brackets And Clamps Need To Be Installed On The Fuel Lines Group Of Certain D10N Tractors; 651E And 656E Tractors; 773B Trucks; And 992C Loaders
SERVICE LETTER SUPPLEMENT FOR FEBRUARY 11, 1990 SL - PS0416 - PSP FOR INCREASING THE NUMBER OF DISCS AND PLATES IN THE STE ERING CLUTCH AND BRAKE MODULES ON CERTAIN D9N AND D10N TRACTORS - MAILED CACO, COFA, CFEL, COSA SERVICE LETTER SUPPLEMENT FOR FEBRUARY 11, 1990 SL - PS0416 - PSP FOR INCREASING THE NUMBER OF DISCS AND PLATES IN THE STE ERING CLUTCH AND BRAKE MODULES ON CERTAIN D9N AND D10N TRACTORS - MAILED CACO, COFA, CFEL, COSA
PSP FOR MODIFYING THE LOWER HITCH AND INSTALLING A NEW LOWER HITCH PIN ON 508 SKIDDERS - PS0443 - MAILED US AND CANADA, COS A, LIMITED COFA PSP FOR MODIFYING THE LOWER HITCH AND INSTALLING A NEW LOWER HITCH PIN ON 508 SKIDDERS - PS0443 - MAILED US AND CANADA, COS A, LIMITED COFA
Brake Cylinder Kit Needs To Be Installed In The Service Brake Groups On Certain 966E Loaders Brake Cylinder Kit Needs To Be Installed In The Service Brake Groups On Certain 966E Loaders
PARTS STOCK ACTION ONLY - CERTAIN 6V3965 NIPPLE ASSEMBLIES NEED TO BE REMOVED FROM PARTS STOCK - PI7238 - MAILED US AND CAC O, COFA, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - CERTAIN 6V3965 NIPPLE ASSEMBLIES NEED TO BE REMOVED FROM PARTS STOCK - PI7238 - MAILED US AND CAC O, COFA, BRAZIL, CFEL, COSA
PRIORITY - PARTS STOCK ACTION NEEDED - NEW HYDRAULIC TANK FILL STRAINER NEEDS TO BE INSTALLED ON CERTAIN 834B WHEEL TRACTORS AND 988B LOADERS - PI3469 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA PRIORITY - PARTS STOCK ACTION NEEDED - NEW HYDRAULIC TANK FILL STRAINER NEEDS TO BE INSTALLED ON CERTAIN 834B WHEEL TRACTORS AND 988B LOADERS - PI3469 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA
PSP FOR EXCESSIVE AIR SIDE PLUGGING OF FOLDED CORE RADIATORS IN 980C LOADERS - PS0448 - MAILED US AND CANADA, CACO, COFA, CFE L, COSA PSP FOR EXCESSIVE AIR SIDE PLUGGING OF FOLDED CORE RADIATORS IN 980C LOADERS - PS0448 - MAILED US AND CANADA, CACO, COFA, CFE L, COSA
Product Support Program For Installing A New Torque Converter Output Shaft On Certain 631E And 637E Wheel Tractors Product Support Program For Installing A New Torque Converter Output Shaft On Certain 631E And 637E Wheel Tractors
SERVICE LETTER EXTENSION FOR MARCH 29, 1989 SL - PSP FOR REPLACING THE DIFFERENTIAL GROUP AND CASE ASSEMBLY ON CERTAIN 508 SKIDDERS AND FB508 FELLER BUNCHERS - PS4316 - MAILED US AND CANADA, COSA SERVICE LETTER EXTENSION FOR MARCH 29, 1989 SL - PSP FOR REPLACING THE DIFFERENTIAL GROUP AND CASE ASSEMBLY ON CERTAIN 508 SKIDDERS AND FB508 FELLER BUNCHERS - PS4316 - MAILED US AND CANADA, COSA
PARTS STOCK ACTION ONLY - 5P4388 RACE AND ROLLER ASSEMBLIES NEED TO BE REMOVED FROM PARTS STOCK - PI7241 - MAILED US AND CAN ADA, CACO, COFA, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - 5P4388 RACE AND ROLLER ASSEMBLIES NEED TO BE REMOVED FROM PARTS STOCK - PI7241 - MAILED US AND CAN ADA, CACO, COFA, BRAZIL, CFEL, COSA
Product Support Program For Cylinder Head Gasket Failures On Certain D6D, D6H, D7G, And D7H Tractors; 12G, 14G, And 140G Motor Graders; D25C, D25D, D30C, D30D, D35C, D250B, D300B, D350C, And D350D Articulated Dump Trucks; Challenger 65 Tractors; Product Support Program For Cylinder Head Gasket Failures On Certain D6D, D6H, D7G, And D7H Tractors; 12G, 14G, And 140G Motor Graders; D25C, D25D, D30C, D30D, D35C, D250B, D300B, D350C, And D350D Articulated Dump Trucks; Challenger 65 Tractors;
SERVICE LETTER EXTENSION FOR APRIL 4, 1989 SL - PS0376 - PSP FOR CYLINDER BLOCK CRACKING ON CERTAIN D11N TRACTORS, 776B TRA CTORS AND 777B TRUCKS - PS0376 - MAILED US AND CANADA, CACO, COFA SERVICE LETTER EXTENSION FOR APRIL 4, 1989 SL - PS0376 - PSP FOR CYLINDER BLOCK CRACKING ON CERTAIN D11N TRACTORS, 776B TRA CTORS AND 777B TRUCKS - PS0376 - MAILED US AND CANADA, CACO, COFA
PSP FOR FAILED ONE-WAY CLUTCH COMPONENTS ON 988B LOADERS EQUIPPED WITH 2Z0989, 2X8670, 2Z8786, 2Z8858, 2Z8859 OR 2Z8860 LOC K-UP CONVERTER ARRANGEMENTS - PS0465 - MAILED US AND CANADA, COSA, LIMITED COFA PSP FOR FAILED ONE-WAY CLUTCH COMPONENTS ON 988B LOADERS EQUIPPED WITH 2Z0989, 2X8670, 2Z8786, 2Z8858, 2Z8859 OR 2Z8860 LOC K-UP CONVERTER ARRANGEMENTS - PS0465 - MAILED US AND CANADA, COSA, LIMITED COFA