PRODUCT IMPROVEMENT PROGRAM FOR REINSTALLING THE AIR INLET HOSE THAT MAY BECOME DETACHED ON CERTAIN 424D, 428D, 432D, AND 442D BACKHOE LOADERS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REINSTALLING THE AIR INLET HOSE THAT MAY BECOME DETACHED ON CERTAIN 424D, 428D, 432D, AND 442D BACKHOE LOADERS

Usage:

SEBE9029

January 9, 2005
U-12
D-11
O-12

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR REINSTALLING THE AIR INLET HOSE THAT MAY BECOME DETACHED ON CERTAIN 424D, 428D, 432D, AND 442D BACKHOE LOADERS
1071		PI30757

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30757" as the Part number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI30757" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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.

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COMPLETION DATE	TERMINATION DATE
July 31, 2005	January 31, 2006

PROBLEM

The 239-5763 AIR INLET HOSE that is part of the 239-5761 CLOSED CIRCUIT BREATHER ASSEMBLY, may become detached from the turbocharger. This is due to a releasing agent, which is applied to the hose during it?s manufacturing process.

AFFECTED PRODUCT

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Model	Identification Number
424D	RXA595, 600, 721, 724, 762?764, 778, 782, 853, 854, 856, 857, 859, 891?893, 897, 899, 901, 902, 905? 908, 912, 916, 919, 952, 1011, 1319?1321, 1325
428D	DSX210?214, 223?228, 251?255, 362, 363, 436, 439?441, 447, 450, 451, 454, 457, 463, 471, 472, 481, 482, 529?535, 541, 542 MBM235 BXC249, 259, 269?273, 283, 340, 342, 354, 356, 410, 432, 435, 439, 440, 452, 454, 459, 461, 464?466, 468, 469, 471?473, 475?479, 481, 483?485, 487, 490, 491, 519, 520,522, 523, 531?533, 536, 538?543, 640, 641, 736, 750, 753, 758, 760, 844, 845, 858, 859, 909, 910, 1007, 1027, 1032, 1037, 1045, 1050, 1053, 1055, 1061, 1065, 1066, 1069, 1088, 1089, 1094, 1119, 1121, 1123, 1125, 1126, 1149?1151.
432D	TDR241?253, 321, 323?331, 367, 369?372 WEP250, 251, 281, 282, 285?289, 303, 308, 310?312, 315?317, 334, 366, 404, 406, 407, 409, 410, 412, 426, 433, 435, 437, 438, 441, 489, 490, 493, 494, 496?499, 518, 521, 524, 530, 576, 591, 625, 849, 863, 903?906, 912, 913, 921, 924, 925, 945, 955, 963, 985, 989, 999, 1004, 1006, 1007, 1010, 1013, 1017?1021, 1076, 1232, 1242, 1249, 1252, 1265, 1310, 1322, 1358, 1360?1362, 1375, 1380, 1384, 1406.
442D	TBD266?269, 271?274, 278, 284?286, 290?294, 300?302 SMJ167, 169, 170, 172, 198, 208, 209, 222, 234, 236, 237, 255?261, 286, 292, 325?328

PARTS NEEDED

No parts are required in order to complete this service letter.

ACTION REQUIRED

Remove the 239-5763 AIR INLET HOSE from the turbocharger. Clean the inside diameter of the air inlet hose and the outside diameter of the turbocharger inlet pipe with alcohol wipes to remove all signs of the releasing agent.

Once both parts are clean, reassemble the hose to the turbocharger applying a torque of 7.5 + / - 0.5 Nm to the 5P-4868 HOSE CLAMP.

OWNER NOTIFICATION

U.S. and Canadian owners will receive the attached Owner Notification.

SERVICE CLAIM ALLOWANCES

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Caterpillar		Dealer Suggested		Customer Suggested
Parts	Labor Hrs.	Parts	Labor Hrs.	Parts	Labor Hrs.
100%	0.5	0	0	0	0
NOTE: This is a 0.5- hour job. NOTE: U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report

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.

Attach. (1-Owner Notification)

COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR REINSTALLING THE AIR INLET HOSE THAT MAY BECOME DETACHED

MODELS INVOLVED - 424D, 428D, 432D, AND 442D BACKHOE LOADERS

Dear Caterpillar Product Owner:

The 239-5763 AIR INLET HOSE that is part of the 239-5761 CLOSED CIRCUIT BREATHER ASSEMBLY, may become detached from the turbocharger. Engine damage may occur when the air inlet hose detaches from the turbocharger. You will not be charged for the service performed.

Contact your local Caterpillar dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service. Please refer the dealer to their Service Letter dated January 9, 2005 when scheduling this service.

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 January 9, 2005 Service Letter