PRODUCT SUPPORT PROGRAM FOR REPLACING THE WIPER MOTOR ON CERTAIN 770, 770 OEM, 772, 772 OEM, 773F, 775F, AND 777F OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE WIPER MOTOR ON CERTAIN 770, 770 OEM, 772, 772 OEM, 773F, 775F, AND 777F OFF-HIGHWAY TRUCKS

Usage:

REBE4407-01

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12Dec2008

(Revised 28Apr2009)

U-636

A-526

D-540

O-580

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*Before/After*	PRODUCT SUPPORT PROGRAM FOR REPLACING THE WIPER MOTOR ON CERTAIN 770, 770 OEM, 772, 772 OEM, 773F, 775F, AND 777F OFF-HIGHWAY TRUCKS
7305		PS42849

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NOTE:

This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS42849" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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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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NOTE:	This Revised Service Letter replaces the 12Dec2008 Service Letter. Changes have been made to Affected Product.

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TERMINATION DATE

31Dec2010

PROBLEM

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The existing Wiper Motor can fail to park or fail due to the linkage on certain 770, 770 OEM, 772, 772 OEM, 773F, 775F, and 777F Off-Highway Trucks.

AFFECTED PRODUCT

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Model	Identification Number
*****Group 1*****
773F	EED00278, 292, 302, 318, 322-323, 332, 355, 362, 368, 370, 374, 376, 378, 383, 386-387, 403, 405, 411-412, 417, 420-421, 430, 435, 439-440, 449, 463, 467, 484, 489, 502-503, 517, 524, 532, 538, 541, 555, 575-576, 582-583, 592-593, 598-599, 603-604, 613, 615, 618-620, 622, 624-625, 627-628, 634-636, 651, 657, 671, 696-699, 710-712, 723-728
775F	DLS00280-00282, 286-289, 294-298, 304, 307-308, 311, 316-319, 321, 339, 346-347, 350, 353, 356-357, 368-369, 374-377, 392, 395, 401-402, 404, 410-412, 415-419, 424, 426, 431-432, 434, 441-442, 446, 454, 457, 460-463, 465-467, 471, 473-474, 478, 483, 494, 496, 500, 502, 504, 506, 513, 517, 521, 523, 527, 529-531, 533-537, 545-546, 548, 552, 554, 558, 568-569, 577-579, 581-582, 588-591, 593-594, 615-618, 621, 624, 628-630, 634-637, 639-640, 649, 654, 656, 660-662, 664, 670-671, 674, 676, 681-682, 684-685, 688, 693-694, 696-698, 702, 705-708, 710, 723, 725-728, 730, 734-737
777F	JRP00327-00329, 360-362, 371, 385, 394, 397-398, 401, 421, 438-439, 449-450, 477, 482-483, 500-502, 549, 558, 562, 564, 569, 581, 585-588, 591, 600, 613, 630-634, 636-638, 649-653, 659, 675-679, 685-691, 697-699, 710-712, 719, 722, 727, 734-735, 746, 749, 756-757, 766-770, 785, 792, 818-820, 826-827, 847, 854, 861, 863-864, 869, 881, 903, 907, 932, 995, 998, 1010-1011, 1017, 1023, 1026-1027, 1035-1036, 1051, 1053, 1058, 1066, 1083-1084, 1089-1093, 1096, 1101, 1113-1114, 1116, 1130, 1132, 1141, 1155-1156, 1163-1165, 1167-1168, 1188, 1197, 1213, 1218-1222, 1225, 1240, 1265, 1269, 1271, 1275, 1297-1301, 1304, 1309, 1313-1317, 1319, 1325, 1342, 1356

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*****Group 2*****
770	BZZ00084-00085, 90, 95, 99, 102-104, 108-112, 115, 128, 130, 135, 138, 140-143, 147-148, 151, 153-159, 161-163, 174-175, 180, 182-183, 195-197, 204, 207-209, 216, 218-220, 224, 230-234, 242-244, 246, 248, 257, 259, 262, 276-280, 282, 285, 287, 289-290, 293-295, 297, 300-302, 305, 308, 310-311, 324, 333-334
770 OEM	M7W00103
772	RLB00286, 289, 294, 298-300, 304, 308-310, 313, 318-322, 324, 327-328, 336, 339, 342-343, 346, 348, 350-355, 357-358, 360, 362-363, 365-366, 368-375, 380, 385, 387-388, 391-392, 395, 404-405, 408-409, 411-415, 420-421

PARTS NEEDED

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Qty	Part Number	Description
*****Group 1*****
1	2855236	MOTOR GP-WIPER
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 8% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
*****Group 2*****
1	3231076	MOTOR GP-WIPER-A
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 8% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.

ACTION REQUIRED

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Replace the wiper motor with a new part of the same part number.

This program applies to wiper motors that were manufactured prior to the first week April, 2008. Inspect the wiper motor for a date code prior to 08041C. Refer to Image1.

In the date code 08041C:
"08" represents the year; 2008
"04" represents the month; April
"1C" represents the week of the month and the shift; week 1, shift C.

Replace any wiper motors prior to 08041C date code with a new wiper motor of the same part number.

Refer to the attached Rework Procedures for installation instructions.

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Image1

SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
*****Group 1*****
0-5000 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

NOTE: This is a 1.0-hour job for Group 1

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
*****Group 2*****
0-5000 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

NOTE: This is a 1.0-hour job for Group 2

PARTS DISPOSITION

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

Rework Procedure

Group Number 1

Procedure for 285-5236 Wiper Motor

1. Remove the wiper arm from the wiper motor.

2. Remove the four bolts and washers to remove the plate.

3. Inspect the wiper motor for the date code and replace if prior to 08041C.

In the date code 08041C:
"08" represents the year; 2008
"04" represents the month; April
"1C" represents the week of the month and the shift; week 1, shift C.

4. Disconneect the electrical connection and remove the wiper motor.

5. Install a new 285-5236 Wiper Motor to the plate.

6. Connect the electrical connection to the existing connector.

7. Reinstall the plate with the existing four bolts and washers.

8. Install the wiper arm to the wiper motor and tighten the retaining screws to a torque of 14 +/- 2 Nm (10 +/- 1 Lb ft)

Group Number 2

Procedure for 323-1076 Wiper Motor

1. Remove the cowling from the front of the machine using RENR8255 Cowling (Radiator) - Remove and Install.

2. Inspect the wiper motor for the date code and replace if prior to 08041C.

In the date code 08041C:
"08" represents the year; 2008
"04" represents the month; April
"1C" represents the week of the month and the shift; week 1, shift C.

3. Remove the wiper arm from the wiper motor.

4. Disconnect the electrical connection and remove the wiper motor.

5. Install a new 323-1076 Wiper Motor onto the cab.

6. Connect the electrical connection to the existing connector.

7. Install the wiper arm to the new 323-1076 Wiper Motor and follow the following torque requirement:
a. Tighten the nut to Torque of 24 +/- 1 Nm (18 +/- 1 Lb ft).
b. Wait a minimum of half an hour to a maximum of 4 hours and tighten the nut to a torque of 24 +/- 1 Nm (18 +/- 1 Lb ft).

8. Reinstall the cowling following the procedure outlined in RENR8255.