GUARD-HOSE 7Y5074 - Caterpillar

TEBE3938-05
10Feb2016
(Revised 07Sep2017)
U-71
A-54
D-62
O-58
After Failure Only
PRODUCT SUPPORT PROGRAM FOR INSTALLING CUFFED CYLINDER SYSTEM COMPONENTS ON CERTAIN 3512B GENERATOR SETS, PM3512 POWER MODULES, 3516B GENERATOR SETS, AND PM3516 POWER MODULES
1218 1216 7555 PS53140
Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.
This Program can only be administered after a failure occurs.The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS53140" as the Part Numberand "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.
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.
This Revised Service Letter replaces the 10Feb2016 (Revised 22May2017) Service Letter. Changes have been made to the Affected Product and Action Required.
TERMINATION DATE
28Feb2018
PROBLEM
In high load conditions, certain single piece forged steel piston used in the Single Piece Cylinder System may develop hard deposits at the top land of the piston.
If severe enough, deposits may wear the liner crosshatch, compromising oil control and contributing to additional deposit formation, wear, and blowby.
AFFECTED PRODUCT
Model Identification Number
*******Group 1*******
3516B JCH00100-00107
YAP00213-00214, 255-342, 344-378, 380-478, 480-540, 542-682, 685-718, 720-757, 761, 764, 795-812
YAT00120-00962
YBT00101-00585, 587-606
ZBP00101-00306
PM3516 NBR00100-00232, 235-242, 245-255, 260-264, 266-267, 269-270, 273, 275-279, 285-288, 290, 316, 353, 360-361, 377, 416, 425-436, 438, 440-443, 446, 460-469, 472, 474, 496-503, 509, 511-522, 525-531, 534, 542-652, 674-678, 695-721, 730-754, 759-760, 762-779, 782-790, 792-813, 815, 820-947
*******Group 2*******
3512B JM300100-00106
YAM00115-00997
YAY00126, 326-405, 407-408, 411-459, 461-466, 475-663, 671-722, 725-925, 1026-1078, 1081-1133, 1135-1141, 1344-1414, 1416-1430, 1432, 1434-1438, 1440
YBB00111, 113-123, 125-184, 186-204, 206-270, 272-322, 324-362, 364-473, 476-498
PM3512 TC800100-00102, 104, 106-243, 247, 278
PARTS NEEDED
Qty
Part Number Description
*******Group 1*******
16 1H9696 SEAL-O-RING
4 1S4810 GASKET-OIL DRAIN
4 2W0752 GASKET
3 3P0655 SEAL-O-RING
1 3P6061 GASKET
2 4N1320 GASKET-ADAPTER
16 4S5898 SEAL-O-RING
32 5P0840 SEAL-O-RING
1 5P7818 SEAL-O-RING
8 5P9890 SEAL-O-RING
2 6V1454 SEAL-O-RING
5 6V5066 SEAL-O-RING
16 6V5101 SEAL-O-RING
16 6V9769 SEAL-O-RING
48 7N2046 SEAL-O-RING
1 7N4932 GASKET
1 7N4945 GASKET
16 7N5080 GASKET-MANIFOLD
16 7W8145 GASKET-EXH MANF
4 0336031 SEAL-O-RING
16 1077330 BEARING-CONN ROD
6 1092332 SEAL-O-RING
16 1106991 GASKET-HEAD
1 1111349 GASKET
2 1228856 GASKET AS
16 1272176 SEAL-INTEGRAL
16 1445692 GASKET-PLATE
16 1989926 TUBE AS-OIL JET
16 2236361 RING-PISTON
1 2315128 COVER-VALVE
16 2407032 SEAL-PIP
16 2688154 KIT-GASKET-SFI
16 2720759 SEAL-PIP
16 2720760 SEAL
1 2986387 SEAL-O-RING
64 4200652 SEAL AS-WATER
64 4200653 SEAL AS-WATER
16 4483650 RING-PISTON
16 4483651 RING-PISTON
16 4549920 LINER-CYLINDER
16 4587071 SLEEVE
16 4807093 SEAL-LINER
16 4815615 PISTON AS
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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*******
12 1H9696 SEAL-O-RING
4 1S4810 GASKET-OIL DRAIN
4 2W0752 GASKET
3 3P0655 SEAL-O-RING
1 3P6061 GASKET
2 4N1320 GASKET-ADAPTER
12 4S5898 SEAL-O-RING
24 5P0840 SEAL-O-RING
1 5P7818 SEAL-O-RING
8 5P9890 SEAL-O-RING
2 6V1454 SEAL-O-RING
5 6V5066 SEAL-O-RING
12 6V5101 SEAL-O-RING
12 6V9769 SEAL-O-RING
36 7N2046 SEAL-O-RING
1 7N4932 GASKET
1 7N4945 GASKET
12 7N5080 GASKET-MANIFOLD
12 7W8145 GASKET-EXH MANF
4 0336031 SEAL-O-RING
12 1077330 BEARING-CONN ROD
6 1092332 SEAL-O-RING
12 1106991 GASKET-HEAD
1 1111349 GASKET
2 1228856 GASKET AS
12 1272176 SEAL-INTEGRAL
12 1445692 GASKET-PLATE
12 1989926 TUBE AS-OIL JET
12 2236361 RING-PISTON
12 2407032 SEAL-PIP
1 2456770 COVER
12 2688154 KIT-GASKET-SFI
12 2720759 SEAL-PIP
12 2720760 SEAL
1 2986387 SEAL-O-RING
48 4200652 SEAL AS-WATER
48 4200653 SEAL AS-WATER
12 4483650 RING-PISTON
12 4483651 RING-PISTON
12 4549920 LINER-CYLINDER
12 4587071 SLEEVE
12 4807093 SEAL-LINER
12 4815615 PISTON AS
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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
This Service Letter provides support for replacing the Single Piece Cylinder System components with the Cuff Liner and Piston Components System, provided each of the following conditions is met.
1. Verify Oil Consumption exceeds limits listed in LEKQ7390 from the Electronic Media Center (emc.cat.com).
2. Verify Excessive Crankcase Blowby according to the procedure in SEHS8984. Some amount