PRIORITY - PARTS STOCK ACTION NEEDED - NEW VALVE LOCKS NEED TO BE INSTALLED ON CERTAIN D4E, D5B, D6D, D6E, D8L TRACTORS; 930R, 96 6R WHEEL LOADERS; 120G, 140G MOTOR GRADERS; 621S SCRAPERS; 3306, 3408 ENGINES - PI3515 - MAILED BRAZIL
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PRIORITY - PARTS STOCK ACTION NEEDED - NEW VALVE LOCKS NEED TO BE INSTALLED ON CERTAIN D4E, D5B, D6D, D6E, D8L TRACTORS; 930R, 96 6R WHEEL LOADERS; 120G, 140G MOTOR GRADERS; 621S SCRAPERS; 3306, 3408 ENGINES - PI3515 - MAILED BRAZIL
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.
February 24, 1991 (Revised May 1991) B-6 PRIORITY NEW VALVE LOCKS NEED TO BE INSTALLED ON Parts stock CERTAIN D4E, D5B, D6D, D6E, AND D8L TRACTORS; 930R AND 966R WHEEL LOADERS; 120G AND 140G MOTOR GRADERS; 621S SCRAPERS; AND 3304, 3306 AND 3408 ENGINES 1109 PI3515 NOTE: This Revised Service Letter replaces the February 24, 1991 Service Letter. Various changes have been made to increase the Affected Product. COMPLETION DATE
Termination Date
August 31, 1991 February 29, 1992
Problem
New valve locks need to be installed on certain D4E, D5B, D6D, D6E, and D8L Tractors; 930R and 966R Wheel Loaders; 120G and 140G Motor Graders; 621S Scrapers; and 3304, 3306 and 3408 Engines due to wear of the lock's shoulders.
Affected Product
NOTE: In addition to the following Affected Product, any product that had 2A4429 Valve Locks installed between October 1, 1990 and February 24, 1991 must be reworked by installing new valve locks. Model Identification Number D4E 31C668-678, 680-686 34C1977-2036, 2038, 2040, 2044, 2046, 2047 2DJ193-239, 241-250, 252-260, 262-264, 267-272, 274, 275, 277, 278, 281, 285, 286, 288 D5B 5LD358-367, 398-414, 417, 421, 431 8HD573-586, 588, 591 D6D 36C1512-1537 37C1415-1424, 1426-1429, 1431-1435, 1437 38C461, 462 7XF169-204, 207 74W1537, 1538 D6E 2MJ77-96, 98-126, 128 D8L 7YB1573-1577 7JC801 930R 57Z2298-2362, 2365-2389, 2394-2428, 2430-2497, 2499, 3017-3053, 3055-3058, 3061, 3063, 3066-3073, 3075-3077, 3081, 3089, 3091, 3092 966R 58Z1695-1700, 1702, 1703, 1705-1707, 1709-1716, 1718-1826, 1828-1837, 1841, 1843 120G 4HD1110-1112, 1121-1128, 1134, 1135, 1138-1152, 1158-1161, 1164-1172, 1175-1177, 1180, 1181, 1183, 1185, 1194, 1199- 1219, 1222-1226, 1231, 1236-1242, 1244, 1247, 1249-1263, 1271-1292, 1307, 1308, 1310, 1311, 1313-1325, 1327, 1332- 1348, 1359-1365, 1373, 1378-1380 140G 5MD734, 735, 739, 756, 757, 759-761, 764, 810-815, 820, 840- 844, 856-859, 882, 885, 902-904, 906-909, 923-927, 932-938, 986-996, 1009-1011 621S 8KD628-637 3304 46V9589-9592 59Z2207-2212, 2214-2221, 2223 3306 3RG283-286, 289-291 47V17705-17714, 17716, 17718-17744, 17746-17756, 17758-17763 60Z4814-4963, 4968-4973 3408 9TD544-554, 556 1LG462-466, 469-471, 474-477, 485-492 2BG491-493, 495-497, 499-503, 505-510
Parts Needed
**** D4E, 930R, 120G, 3304 **** 16 2A4429 Valve Lock **** D5B, D6D, D6E, 966R, 140G, 621S, 3306 **** 24 2A4429 Valve Lock **** D8L, 3408 **** 64 2A4429 Valve Lock
Action Required
**** Parts Stock **** Remove all 2A4429 Valve Locks from parts stock that were NOT sourced from the U.S.A. **** Affected Product **** Replace the existing valve locks with new ones sourced from the U.S.A.
Owner Notification
Not Applicable
Service Claim Allowances
**** Parts Stock **** Submit one claim for all 2A4429 Valve Locks removed from parts stock. **** Affected Product **** ***** D4E, D5B, D6D, D6E, 120G, ***** ***** 140G, 930R, 966R, 621S, 3304, 3306 ***** Caterpillar Dealer Suggested Customer Suggested Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs. (D/N) (Sell) (C/L) (Sell) 100% 6 0 0 0 0 NOTE: This is a 6-hour job. **** D8L, 3408 **** Caterpillar Dealer Suggested Customer Suggested Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs. (D/N) (Sell) (C/L) (Sell) 100% 8 0 0 0 0 NOTE: This is an 8-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.
Caterpillar Information System:
SERVICE LETTER SUPPLEMENT FOR JANUARY 31, 1991 SL - PSP FOR REPLACING THE OIL PAN ON CERTAIN 215C, 215D, 219, 219D, 225B, 225 D, 229, AND 229D EXCAVATORS; AND 936, G936, 936E, 950B, AND 950E LOADERS - PS0484 - MAILED US AND CANADA, CACO, COFA, CFEL, SERVICE LETTER SUPPLEMENT FOR JANUARY 31, 1991 SL - PSP FOR REPLACING THE OIL PAN ON CERTAIN 215C, 215D, 219, 219D, 225B, 225 D, 229, AND 229D EXCAVATORS; AND 936, G936, 936E, 950B, AND 950E LOADERS - PS0484 - MAILED US AND CANADA, CACO, COFA, CFEL,
PSP FOR REPLACING THE STUB SHAFT & BEARING AS. IN THE 4N1092 REAR BALANCER GROUP ON CERTAIN 631E, 637E, 657E SCRAPERS; 768C TRA CTORS; 769C TRUCKS; 3408 INDUSTRIAL, MARINE, SPARK-IGNITED, & GENERATOR SET ENGINES - PS4572 - MAILED US, CANADA, CACO, BR PSP FOR REPLACING THE STUB SHAFT & BEARING AS. IN THE 4N1092 REAR BALANCER GROUP ON CERTAIN 631E, 637E, 657E SCRAPERS; 768C TRA CTORS; 769C TRUCKS; 3408 INDUSTRIAL, MARINE, SPARK-IGNITED, & GENERATOR SET ENGINES - PS4572 - MAILED US, CANADA, CACO, BR
SERVICE LETTER EXTENSION FOR AUGUST 28, 1989 SL - PSP FOR FRONT TIMING GEAR FAILURES ON CERTAIN 3208 TURBOCHARGED AFT ERCOOLED MARINE ENGINES USED IN PLEASURE CRAFT APPLICATIONS - PS0405 - MAILED US AND CANADA, COSA, MARINE TEPS SERVICE LETTER EXTENSION FOR AUGUST 28, 1989 SL - PSP FOR FRONT TIMING GEAR FAILURES ON CERTAIN 3208 TURBOCHARGED AFT ERCOOLED MARINE ENGINES USED IN PLEASURE CRAFT APPLICATIONS - PS0405 - MAILED US AND CANADA, COSA, MARINE TEPS
Product Support Program For Replacing The Front Bevel Gear And Pinion On Certain 988B Wheel Loaders With Custom Modified Torque Converters Product Support Program For Replacing The Front Bevel Gear And Pinion On Certain 988B Wheel Loaders With Custom Modified Torque Converters
PRIORITY - THE FUEL CONTROL HOUSINGS NEED TO BE REPLACED ON CERTAIN 3612 AND 3616 ENGINES - PI3475 - MAILED US AND CANADA, CAC O, BRAZIL, CFEL, LIMITED COSA PRIORITY - THE FUEL CONTROL HOUSINGS NEED TO BE REPLACED ON CERTAIN 3612 AND 3616 ENGINES - PI3475 - MAILED US AND CANADA, CAC O, BRAZIL, CFEL, LIMITED COSA
PSP FOR REPLACING THE 12 VOLT STARTER ON CERTAIN 3208 MARINE ENGINES - PS0483 - MAILED US AND CANADA, CACO, COFA, CFEL, COS A, MARINE TEPS PSP FOR REPLACING THE 12 VOLT STARTER ON CERTAIN 3208 MARINE ENGINES - PS0483 - MAILED US AND CANADA, CACO, COFA, CFEL, COS A, MARINE TEPS
PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE GOVERNORS ON CERTAIN 3116 TRUCK ENGINES PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE GOVERNORS ON CERTAIN 3116 TRUCK ENGINES
PRIORITY - PARTS STOCK ACTION NEEDED - A NEW OIL REGULATOR AND OIL REGULATOR HOUSING NEED TO BE INSTALLED ON CERTAIN 3606, 360 8, 3612, AND 3616 ENGINES - PI3486 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, LIMITED BRAZIL PRIORITY - PARTS STOCK ACTION NEEDED - A NEW OIL REGULATOR AND OIL REGULATOR HOUSING NEED TO BE INSTALLED ON CERTAIN 3606, 360 8, 3612, AND 3616 ENGINES - PI3486 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, LIMITED BRAZIL
PSP FOR REPLACING LEAKING EXHAUST GAS INLET HOUSINGS ON CERTAIN 3606, 3608, 3612, AND 3616 ENGINES - PS0457 - MAILED US AND CANADA, CACO, COFA, BRAZIL, LIMITED COSA, LIMITED CFEL PSP FOR REPLACING LEAKING EXHAUST GAS INLET HOUSINGS ON CERTAIN 3606, 3608, 3612, AND 3616 ENGINES - PS0457 - MAILED US AND CANADA, CACO, COFA, BRAZIL, LIMITED COSA, LIMITED CFEL
PSP FOR UPDATING THE GOVERNOR SHUTOFF GROUP ON CERTAIN 3406 INDUSTRIAL ENGINES (PCTA) EQUIPPED WITH ENERGIZE TO RUN FUEL SHU TOFF SOLENOIDS - PS4563 - MAILED US AND CANADA, COFA, CFEL, COSA PSP FOR UPDATING THE GOVERNOR SHUTOFF GROUP ON CERTAIN 3406 INDUSTRIAL ENGINES (PCTA) EQUIPPED WITH ENERGIZE TO RUN FUEL SHU TOFF SOLENOIDS - PS4563 - MAILED US AND CANADA, COFA, CFEL, COSA
Product Support Program For Replacing Cracked Cylinder Blocks On Certain 3306B Truck Engines Product Support Program For Replacing Cracked Cylinder Blocks On Certain 3306B Truck Engines
Flame Arrestors Need To Be Installed On Certain 3512 And 3516 Spark Ignited Engines To Prevent Inlet Manifold Backfires Flame Arrestors Need To Be Installed On Certain 3512 And 3516 Spark Ignited Engines To Prevent Inlet Manifold Backfires
SERVICE LETTER SUPPLEMENT FOR DECEMBER 7, 1990 SL - PSP FOR UPDATING THE GOVERNOR SHUTOFF GROUP ON CERTAIN 3408 AND 3412 GEN ERATOR SET AND INDUSTRIAL ENGINES EQUIPPED WITH ENERGIZE TO RUN FUEL SHUTOFF SOLENOIDS - PS4539 - MAILED US AND CANADA, CACO, SERVICE LETTER SUPPLEMENT FOR DECEMBER 7, 1990 SL - PSP FOR UPDATING THE GOVERNOR SHUTOFF GROUP ON CERTAIN 3408 AND 3412 GEN ERATOR SET AND INDUSTRIAL ENGINES EQUIPPED WITH ENERGIZE TO RUN FUEL SHUTOFF SOLENOIDS - PS4539 - MAILED US AND CANADA, CACO,
SERVICE LETTER CANCELLATION FOR MAY 17, 1989 SL - PSP FOR TIMING ADVANCE RACE WEAR AND RETAINING RING LOSS ON CERTAIN 340 6B TRUCK ENGINES - PS4300 - MAILED US AND CANADA, CACO, COFA, TRUCK TEPS, LIMITED COSA SERVICE LETTER CANCELLATION FOR MAY 17, 1989 SL - PSP FOR TIMING ADVANCE RACE WEAR AND RETAINING RING LOSS ON CERTAIN 340 6B TRUCK ENGINES - PS4300 - MAILED US AND CANADA, CACO, COFA, TRUCK TEPS, LIMITED COSA
PSP FOR EXHAUST VALVE STICKING ON 1990 MODEL YEAR 3116 TRUCK ENGINES - PS4568 - MAILED US AND CANADA, LIMITED TRUCK TEPS - THI S SL EFFECTIVE NOVEMBER 1, 1990 PSP FOR EXHAUST VALVE STICKING ON 1990 MODEL YEAR 3116 TRUCK ENGINES - PS4568 - MAILED US AND CANADA, LIMITED TRUCK TEPS - THI S SL EFFECTIVE NOVEMBER 1, 1990
PSP FOR REPLACING THE CONTROL GROUP (PERSONALITY MODULE) ON CERTAIN 460 HP 3406B PEEC ENGINES - PS4589 - MAILED US AND CAN ADA, TRUCK TEPS PSP FOR REPLACING THE CONTROL GROUP (PERSONALITY MODULE) ON CERTAIN 460 HP 3406B PEEC ENGINES - PS4589 - MAILED US AND CAN ADA, TRUCK TEPS
PSP FOR REPLACING THE TURBOCHARGER BELLOWS ON CERTAIN 3608 ENGINES EQUIPPED WITH 9Y3208 MANIFOLDS - PS0494 - MAILED US AND CANADA, CFEL, LIMITED COFA, LIMITED COSA PSP FOR REPLACING THE TURBOCHARGER BELLOWS ON CERTAIN 3608 ENGINES EQUIPPED WITH 9Y3208 MANIFOLDS - PS0494 - MAILED US AND CANADA, CFEL, LIMITED COFA, LIMITED COSA
Product Support Program For Repairing A Failed Fuel Injector Sleeve Or Sleeve To Head Joint On Certain 3176 Truck Engines Product Support Program For Repairing A Failed Fuel Injector Sleeve Or Sleeve To Head Joint On Certain 3176 Truck Engines
SERVICE LETTER SUPPLEMENT FOR FEBRUARY 4, 1991 SL - PI3475 - PRIORITY - THE FUEL CONTROL HOUSINGS NEED TO BE REPLACED ON CER TAIN 3612 AND 3616 ENGINES - MAILED US AND CANADA, CACO, BRAZIL, CFEL, LIMITED COSA SERVICE LETTER SUPPLEMENT FOR FEBRUARY 4, 1991 SL - PI3475 - PRIORITY - THE FUEL CONTROL HOUSINGS NEED TO BE REPLACED ON CER TAIN 3612 AND 3616 ENGINES - MAILED US AND CANADA, CACO, BRAZIL, CFEL, LIMITED COSA
SERVICE LETTER SUPPLEMENT FOR JANUARY 30, 1991 SL - PS0483 - PSP FOR REPLACING THE 12 VOLT STARTER ON CERTAIN 3208 MARINE ENG INES - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, MARINE TEPS SERVICE LETTER SUPPLEMENT FOR JANUARY 30, 1991 SL - PS0483 - PSP FOR REPLACING THE 12 VOLT STARTER ON CERTAIN 3208 MARINE ENG INES - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, MARINE TEPS
PSP FOR INSTALLING A HIGHER CAPACITY AIR CLEANER GROUP ON CERTAIN HIGH PERFORMANCE 3412 MARINE ENGINES - PS4653 - MAILED US AND CANADA, CACO, CFEL, COSA, MARINE TEPS, LIMITED COFA PSP FOR INSTALLING A HIGHER CAPACITY AIR CLEANER GROUP ON CERTAIN HIGH PERFORMANCE 3412 MARINE ENGINES - PS4653 - MAILED US AND CANADA, CACO, CFEL, COSA, MARINE TEPS, LIMITED COFA
PSP FOR INSTALLING A NEW ENGINE SPEED SENSOR IN CERTAIN 3406B PEEC ENGINES - PS0547 - MAILED US AND CANADA, COFA, TRUCK TEPS PSP FOR INSTALLING A NEW ENGINE SPEED SENSOR IN CERTAIN 3406B PEEC ENGINES - PS0547 - MAILED US AND CANADA, COFA, TRUCK TEPS
Product Support Program For Repairing The Rear Power Take-Off On Certain 3306B Truck Engines Product Support Program For Repairing The Rear Power Take-Off On Certain 3306B Truck Engines
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