PARTS STOCK ACTION ONLY - 1R0734 OIL FILTERS NEED TO BE REMOVED FROM PARTS STOCK - PI7272 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA, TRUCK TEPS, MARINE TEPS, AGRICULTURE TEPS
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PARTS STOCK ACTION ONLY - 1R0734 OIL FILTERS NEED TO BE REMOVED FROM PARTS STOCK - PI7272 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA, TRUCK TEPS, MARINE TEPS, AGRICULTURE TEPS
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.
September 28, 1991 TT-9 U-188 TA-3 A-142 TM-14 AU-121 B-37 E-128 O-142 PARTS STOCK 1R0734 OIL FILTERS NEED TO BE REMOVED FROM ACTION ONLY PARTS STOCK 1318 PI7272
Termination Date
December 31, 1991
Problem
The bypass valve may fail in certain 1R0734 Oil Filters in parts stock that have date codes earlier than September 1991.
Action Required
Inspect the date code on all 1R0734 Oil Filters in parts stock. If the date code is earlier than September 1991, remove the filter from parts stock. September date codes will appear as 09 XX 91 (Month Day Year). For easy identification of master cartons containing filters with date codes of 09 XX 91 or later, a series of asterisks or an orange dot appear behind the date code.
Service Claim Allowances
Submit one claim for all 1R0734 Oil Filters removed from parts stock.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Caterpillar Information System:
Service Letter Supplement Service Letter Supplement
Product Support Program For Installing New Connecting Rod Bearings In Certain 3176 Truck Engines Product Support Program For Installing New Connecting Rod Bearings In Certain 3176 Truck Engines
Product Support Program For Cam Drive Gears, Shafts, And Sleeve Bearings In Rear Gear Train Of Certain 3500 Family Of Engines Product Support Program For Cam Drive Gears, Shafts, And Sleeve Bearings In Rear Gear Train Of Certain 3500 Family Of Engines
PRIORITY - NEW PARTS NEED TO BE INSTALLED IN REAR CAM DRIVE GEAR GROUP ON CERTAIN 3516 LOW SPEED INDUSTRIAL AND MARINE ENG INES - PI3539 - MAILED US AND CANADA, CACO, CFEL, COSA - REVISED 11/91 PRIORITY - NEW PARTS NEED TO BE INSTALLED IN REAR CAM DRIVE GEAR GROUP ON CERTAIN 3516 LOW SPEED INDUSTRIAL AND MARINE ENG INES - PI3539 - MAILED US AND CANADA, CACO, CFEL, COSA - REVISED 11/91
PARTS STOCK ACTION ONLY - 1R0710 FUEL FILTERS IN PARTS STOCK NEED TO BE INSPECTED FOR CORRECT THREAD SIZE - PI7266 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA, TRUCK TEPS, MARINE TEPS, AGRICULTURE TEPS PARTS STOCK ACTION ONLY - 1R0710 FUEL FILTERS IN PARTS STOCK NEED TO BE INSPECTED FOR CORRECT THREAD SIZE - PI7266 - MAILED US AND CANADA, CACO, COFA, BRAZIL, CFEL, COSA, TRUCK TEPS, MARINE TEPS, AGRICULTURE TEPS
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
PARTS STOCK ACTION ONLY - HYDRAULIC FLOW SWITCHES NEED TO BE REMOVED FROM PARTS STOCK - PI7264 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA PARTS STOCK ACTION ONLY - HYDRAULIC FLOW SWITCHES NEED TO BE REMOVED FROM PARTS STOCK - PI7264 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA
Piston Cooling Jet Retainer Bolts Need To Be Inspected For The Correct Torque On Certain 3508, 3512, And 3516 Engines; And 785 trucks Piston Cooling Jet Retainer Bolts Need To Be Inspected For The Correct Torque On Certain 3508, 3512, And 3516 Engines; And 785 trucks
New Fuel Manifolds And Fuel Line Clamps Need Be Installed On Certain 3516 Generator Set Engines (50 Hz), And 3516 Marine Engines (Australian Patrol Craft) New Fuel Manifolds And Fuel Line Clamps Need Be Installed On Certain 3516 Generator Set Engines (50 Hz), And 3516 Marine Engines (Australian Patrol Craft)
Product Support Program For Exhaust Valve Sticking On 1991 Model Year 3116 Truck Engines, 215 And 250 HP Only (2BK) Product Support Program For Exhaust Valve Sticking On 1991 Model Year 3116 Truck Engines, 215 And 250 HP Only (2BK)
Product Support Program For Improving Cold Start Combustion In Certain 3508, 3512, And 3516 Engines To Reduce Piston Seizures Product Support Program For Improving Cold Start Combustion In Certain 3508, 3512, And 3516 Engines To Reduce Piston Seizures
Blocks And Clamps Need To Be Installed To Support The Turbocharger Oil Supply Tube On Certain 3612 And 3616 Engines With Vertical Mounted Exhaust Piping Blocks And Clamps Need To Be Installed To Support The Turbocharger Oil Supply Tube On Certain 3612 And 3616 Engines With Vertical Mounted Exhaust Piping
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
SERVICE LETTER EXTENSION FOR OCTOBER 8, 1990 SL - PSP FOR GOVERNOR SERVO PIN LOSS ON CERTAIN 3304, 3306, 3306B, 3406 AND 340 6B ENGINES - PS4531 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, TRUCK TEPS, MARINE TEPS, AGRICULTURE TEPS SERVICE LETTER EXTENSION FOR OCTOBER 8, 1990 SL - PSP FOR GOVERNOR SERVO PIN LOSS ON CERTAIN 3304, 3306, 3306B, 3406 AND 340 6B ENGINES - PS4531 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, TRUCK TEPS, MARINE TEPS, AGRICULTURE TEPS
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
PARTS STOCK ACTION ONLY - CANCELED PARTS FROM 3176 ENGINE NEED TO BE REMOVED FROM PARTS STOCK - PI7267 - MAILED US AND CANADA, CA CO, COFA, BRAZIL, CFEL, COSA, TRUCK TEPS PARTS STOCK ACTION ONLY - CANCELED PARTS FROM 3176 ENGINE NEED TO BE REMOVED FROM PARTS STOCK - PI7267 - MAILED US AND CANADA, CA CO, COFA, BRAZIL, CFEL, COSA, TRUCK TEPS
Service Letter Extension Service Letter Extension
Product Support Program For Repairing Fuel Injectors On Certain 3176 Truck Engines Product Support Program For Repairing Fuel Injectors On Certain 3176 Truck Engines
SERVICE LETTER SUPPLEMENT FOR JUNE 1, 1991 SL - PSP FOR INCREASING THE LUBRICATION TO THE VALVE TRAIN ON CERTAIN LOW SPE ED 3406B GENERATOR SET, INDUSTRIAL, AND MARINE ENGINES - PS4632 - MAILED US AND CANADA, CACO, CFEL, MARINE TEPS, LIMITE D COFA, L SERVICE LETTER SUPPLEMENT FOR JUNE 1, 1991 SL - PSP FOR INCREASING THE LUBRICATION TO THE VALVE TRAIN ON CERTAIN LOW SPE ED 3406B GENERATOR SET, INDUSTRIAL, AND MARINE ENGINES - PS4632 - MAILED US AND CANADA, CACO, CFEL, MARINE TEPS, LIMITE D COFA, L
SERVICE LETTER EXTENSION FOR JUNE 25, 1990 SL - PSP FOR REPLACING ERODED CYLINDER HEAD INJECTOR SLEEVES IN CERTAIN - (SE E PAPER COPY FOR APPLICABLE SALES MODELS) - PS0456 - US AND CANADA, CACO, LIMITED COFA - REVISED 10/90 SERVICE LETTER EXTENSION FOR JUNE 25, 1990 SL - PSP FOR REPLACING ERODED CYLINDER HEAD INJECTOR SLEEVES IN CERTAIN - (SE E PAPER COPY FOR APPLICABLE SALES MODELS) - PS0456 - US AND CANADA, CACO, LIMITED COFA - REVISED 10/90
SERVICE LETTER SUPPLEMENT FOR DECEMBER 03, 1990 SL - PSP FOR REPLACING FAILED CYLINDER HEAD GASKETS ON CERTAIN 3406B TRUCK ENG INES - EFFECTIVE OCTOBER 09, 1990 - PS6040 - CANCELS & REPLACES APRIL 12, 1990 (REVISED 08/90) SL - PS0450 - MAILED US & C SERVICE LETTER SUPPLEMENT FOR DECEMBER 03, 1990 SL - PSP FOR REPLACING FAILED CYLINDER HEAD GASKETS ON CERTAIN 3406B TRUCK ENG INES - EFFECTIVE OCTOBER 09, 1990 - PS6040 - CANCELS & REPLACES APRIL 12, 1990 (REVISED 08/90) SL - PS0450 - MAILED US & C
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
SERVICE LETTER EXTENSION FOR OCTOBER 20, 1990 SL - PSP FOR INSTALLING STRONGER EXHAUST VALVE PUSH RODS ON CERTAIN 3116 TRU CK ENGINES - PS4530 - MAILED US AND CANADA, LIMITED TRUCK TEPS SERVICE LETTER EXTENSION FOR OCTOBER 20, 1990 SL - PSP FOR INSTALLING STRONGER EXHAUST VALVE PUSH RODS ON CERTAIN 3116 TRU CK ENGINES - PS4530 - MAILED US AND CANADA, LIMITED TRUCK TEPS
Product Support Program For Replacing The Aftercooler Housing Assembly On Certain 375 HP 3208 Marine Engines Product Support Program For Replacing The Aftercooler Housing Assembly On Certain 375 HP 3208 Marine Engines