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
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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
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-61 A-34 AU-36.2 E-37 O-52 PRIORITY 3258 PI3462 COMPLETION DATE
Termination Date
September 30, 1990 March 31, 1991
Problem
The differential bearing cap bolts need to be tightened on certain 814B Wheel Tractors; 815B and 816B Compactors; and 966E Loaders.
Affected Product
Model Identification Number 814B 16Z305, 306 815B 17Z1105-1132 816B 15Z952-967 966E* 99Y6639-6772 * 966E Loaders require rework of the front axle only.
Parts Needed
Not Applicable
Action Required
Follow the procedures in the Service Manual. Remove the differential of the Affected Product and tighten the 4-2H3856 Bolts to a torque of 750 +/- 80 N.m (550 +/- 60 lb ft). NOTE: Only the front differential needs to be reworked on 966E Loaders. ****** IMAGE: SEBE4262.00001.001 CAPTION: Location of Bolts
Owner Notification
U.S. and Canadian owners will receive the attached Owner Notification.
Service Claim Allowances
Caterpillar Dealer Suggested Customer Suggested Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs. (D/N) (Sell) (C/L) (Sell) ***** 966E ***** 100% 8 0 0 0 0 ***** 966E ***** 100% 16 0 0 0 0 NOTE: This is an 8-hour job per axle.
Parts Disposition
Not Applicable MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE. Attach. (1-Owner Notification) COPY OF
Owner Notification
FOR U.S. AND CANADIAN OWNERS XYZ Corporation 3240 Arrow Drive Anywhere, YZ 99999 PRIORITY - Differential Bearing Cap Bolts Need To Be Tightened On Certain 814B Wheel Tractors; 815B And 816B Compactors; And 966E Loaders MODELS INVOLVED - 814B Wheel Tractors; 815B And 816B Compactors; And 966E Loaders Dear Caterpillar Product Owner: The differential bearing cap bolts need to be tightened on the products listed below. The repair will be done at no cost to you. Contact your local Caterpillar dealer immediately and schedule a time to have this service performed. The repair time for this service is approximately 8 hours. We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime. Caterpillar Inc. Identification #(s) Attached to March 29, 1990 Service Letter
Caterpillar Information System:
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
PRIORITY - PARTS STOCK ACTION NEEDED - HOUSINGS NEED TO BE INSPECTED FOR CHIPS AND BEARINGS NEED TO BE REPLACED IN THE RET ARDER AND TRANSFER GEAR GROUP ON CERTAIN 657E SCRAPERS - PI3459 - MAILED US, CANADA, CACO, COFA, COSA - REVISED 4/90 PRIORITY - PARTS STOCK ACTION NEEDED - HOUSINGS NEED TO BE INSPECTED FOR CHIPS AND BEARINGS NEED TO BE REPLACED IN THE RET ARDER AND TRANSFER GEAR GROUP ON CERTAIN 657E SCRAPERS - PI3459 - MAILED US, CANADA, CACO, COFA, COSA - REVISED 4/90
PSP FOR INSTALLING NEW BRAKE PLATES AND DISCS IN CERTAIN D4H, D5H, D6H, AND D7H TRACTORS - PS0432 - MAILED COFA PSP FOR INSTALLING NEW BRAKE PLATES AND DISCS IN CERTAIN D4H, D5H, D6H, AND D7H TRACTORS - PS0432 - MAILED COFA
Product Support Program For Replacing The Cylinder Block On Certain D8L Tractors And 631E Wheel Tractors Product Support Program For Replacing The Cylinder Block On Certain D8L Tractors And 631E Wheel Tractors
PSP FOR INSTALLING A NEW DIFFERENTIAL SEAL ON CERTAIN 631E AND 637E WHEEL TRACTORS - PS4413 - MAILED US, CANADA, CACO, COFA, BRA ZIL, CFEL, COSA PSP FOR INSTALLING A NEW DIFFERENTIAL SEAL ON CERTAIN 631E AND 637E WHEEL TRACTORS - PS4413 - MAILED US, CANADA, CACO, COFA, BRA ZIL, CFEL, COSA
SERVICE LETTER SUPPLEMENT FOR AUGUST 2, 1989 SL - PS4339 - PSP FOR REDUCING BEVEL GEAR AND PINION NOISE AND REDUCING THE RUST BEA RING WEAR ON CERTAIN 56 WINCHES USED ON D6H TRACTORS - MAILED US AND CANADA, CACO, COFA, CFEL, COSA SERVICE LETTER SUPPLEMENT FOR AUGUST 2, 1989 SL - PS4339 - PSP FOR REDUCING BEVEL GEAR AND PINION NOISE AND REDUCING THE RUST BEA RING WEAR ON CERTAIN 56 WINCHES USED ON D6H TRACTORS - MAILED US AND CANADA, CACO, COFA, CFEL, COSA
PSP FOR INSTALLING NEW PISTON RINGS AND CYLINDER LINERS TO REDUCE OIL CONSUMPTION ON CERTAIN CHALLENGER 65 TRACTORS; 235C EXC AVATORS; AND 963 AND 97S LOADERS - PS0434 - MAILED COSA PSP FOR INSTALLING NEW PISTON RINGS AND CYLINDER LINERS TO REDUCE OIL CONSUMPTION ON CERTAIN CHALLENGER 65 TRACTORS; 235C EXC AVATORS; AND 963 AND 97S LOADERS - PS0434 - MAILED COSA
PSP FOR INSTALLING NEW PISTON RINGS AND CYLINDER LINERS TO REDUCE OIL CONSUMPTION ON CERTAIN CHALLENGER 65 TRACTORS; 235C E24 0, EL240, E300 AND EL300 EXCAVATORS; AND 963 AND 973 LOADERS - MAILED US, CANADA, CACO, COFA, CFEL - PS0434 PSP FOR INSTALLING NEW PISTON RINGS AND CYLINDER LINERS TO REDUCE OIL CONSUMPTION ON CERTAIN CHALLENGER 65 TRACTORS; 235C E24 0, EL240, E300 AND EL300 EXCAVATORS; AND 963 AND 973 LOADERS - MAILED US, CANADA, CACO, COFA, CFEL - PS0434
PSP FOR INSTALLING NEW ROLLERS IN THE ONE-WAY CLUTCH OF CERTAIN 56H WINCHES - PS4418 - MAILED US, CANADA, CACO, COFA, CFE L, COSA PSP FOR INSTALLING NEW ROLLERS IN THE ONE-WAY CLUTCH OF CERTAIN 56H WINCHES - PS4418 - MAILED US, CANADA, CACO, COFA, CFE L, COSA
PSP FOR INCREASING THE NUMBER OF DISCS AND PLATES IN THE STEERING CLUTCH AND BRAKE MODULES ON CERTAIN D9N AND D10N TRA CTO RS - PS0416 - MAILED CACO, COFA, CFEL, COSA - REVISED 10/90 PSP FOR INCREASING THE NUMBER OF DISCS AND PLATES IN THE STEERING CLUTCH AND BRAKE MODULES ON CERTAIN D9N AND D10N TRA CTO RS - PS0416 - MAILED CACO, COFA, CFEL, COSA - REVISED 10/90
PARTS STOCK ACTION ONLY - NEW CYLINDER HEAD GASKETS USED ON 3408 AND 3412 ENGINES - PI7228 - MAILED US AND CANADA, CACO, COF A, BRAZIL, CFEL, COSA, MARINE TEPS PARTS STOCK ACTION ONLY - NEW CYLINDER HEAD GASKETS USED ON 3408 AND 3412 ENGINES - PI7228 - MAILED US AND CANADA, CACO, COF A, BRAZIL, CFEL, COSA, MARINE TEPS
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
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 REPAIRING CERTAIN 8SU BULLDOZERS ON D8N TRACTORS - PS0447 - MAILED COSA PSP FOR REPAIRING CERTAIN 8SU BULLDOZERS ON D8N TRACTORS - PS0447 - MAILED 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 TURBOCHARGER TURBINE WHEEL ON D11N TRACTORS; 776B TRACTORS; 777B TRUCKS; AND 3508 ENGINES (SPARE) - PS4394 - MAI LED US AND CANADA, CACO, COFA, CFEL, COSA
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.
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
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
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 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
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 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
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