BEARING-SLEEVE 3T4307 - Caterpillar

TEBE6164-00
06Apr2018
U-208
A-153
D-184
O-188
Before/After
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DAMPER GUARD ON CERTAIN G3520H GENERATOR SETS
1205 7150 PS45845
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 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 "PS45845" as the Part Numberand "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.
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.
TERMINATION DATE
30Apr2020
PROBLEM
The existing 428-7539 Damper on certain G3520H Generator Sets could leak oil past the front and rear Y seal assembly at the inner hub. The 519-7465 Damper Guard Gp will contain any oil leakage and will allow the oil to drain to the oil pan.
AFFECTED PRODUCT
Model Identification Number
G3520H HD GFP00010, 116-185
GFR00115-00202
PARTS NEEDED
Qty
Part Number Description
2 3D2824 SEAL-O-RING-STOR
1 3J5389 PLUG-NPTF
1 3K0360 SEAL-O-RING
1 4K5629 NIPPLE-PIPE
1 5B8979 TEE-PIPE
1 6V8397 SEAL-O-RING-ORFS
2 6V8398 SEAL-O-RING-ORFS
1 6V8639 ADAPTER-STR
1 6V9746 SEAL-O-RING-ORFS
1 6V9851 ADAPTER-ELBOW
10 7X0328 BOLT-HEX HEAD
1 8C6871 ADAPTER-STR
1 8C6872 ADAPTER-STR
12 8T4223 WASHER-HARD
12 8T4835 BOLT
1 8T7968 ADAPTER-STR
1 1178801 SEAL-O-RING
10 1984778 WASHER-HARD
1 2487687 SEAL
1 3242702 SEAL
1 4973911 GASKET-ACCESSORY
1 5197462 COVER
1 5197463 COVER AS
1 5197464 COVER
2 5197466 HOSE AS
1 5199894 SEAL-PIP
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 14% 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
Refer to the Disassembly and Assembly manual to remove the damper guard and damper.
Use the attached Rework Procedure to install the 519-7465 Damper Guard Gp (Image 1).
Image1
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-15000 hrs,
0-20 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 13.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
1. Install o-ring 248-7687 onto rear damper cover 519-7464
Image1.1.1
Image1.1.2
Install rear damper cover 519-7464 onto front engine housing with the DN arrow pointing straight down.
Image1.2.1
Use hardware 8T-4835 bolt and 8T-4223 washer. Torque bolts to 105 Nm.
Install new front cam cover 519-7463 and gasket 497-3911 with adapter 8C-6871 and o-ring 6V-8398 in threaded port.
Image1.3.1
Install top hose 519-7466 with 45 degree end to cam cover and straight end to top threaded port with elbow 6V-9851 and adapter 6V-8639, O-ring 6V-8398 and O-ring 3K-0360.
Install 3D-2824 O-ring and 8T-7968 adapter in lower threaded opening in rear cover, and install 6V-8398 O-ring in adapter.
Image1.4.1
Reinstall damper and bolts, replace seals 117-8801 and 324-2702 on crankshaft side of damper, follow the Disassembly and Assembly manual to complete installation.
Image1.5.1
Disconnect the lower hose and adapter from shutoff valve on oil level regulator system. Install 4K-5629 pipe nipple into shutoff valve then install 5B-8973 T-fitting. Install 8C-6872 adapter into