PLUG AS-CONNECTOR 9X4385 - Caterpillar

TEBE4954-00
25Aug2016
U-438
After Failure Only
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL OXIDATION CATALYST AND SELECTIVE CATALYTIC REDUCTION PANEL GASKETS FOR 445-6900 CLEAN EMISSION MODULE ON CERTAIN 3516C GENERATOR SETS
1091 1062 PS53274
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 "PS53274" 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.
TERMINATION DATE
31Aug2018
PROBLEM
The existing gaskets 3519235/">351-9235 and 3752771/">375-2771 can fail on certain 3516C Generator Sets. If the existing gasket fails it can lead to exhaust leaking from the Diesel Oxidation Catalyst (DOC) and Selective Catalytic Reduction (SCR) panels.
AFFECTED PRODUCT
Model Identification Number
3516C SCJ00112-00114
3516C HD SCK00112-00123
SFK00101-00128
SKC00101-00130
PARTS NEEDED
Qty
Part Number Description
24 5P7970 NUT-HEX
24 6V5219 BOLT-HEX HEAD
24 7X7729 WASHER-HARD
24 8T5005 BOLT-HEX HEAD
2 3519235 GASKET
1 3752771 GASKET
12 5128186 PLATE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 4% 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
Add new 1 inch plates to the DOC and SCR cover panels corners to allow better compression of the gasket to prevent leaking. Refer to the attached Rework Procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-8000 hrs,
0-12 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
8001-16000 hrs,
13-48 mo 50.0% 50.0% 0.0% 0.0% 50.0% 50.0%
This is a 5.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
Make sure you have read and understood all of this document before beginning work.
Isolate the generator set before commencing any work on the unit, open generator set breaker, activate Emergency Stop, disconnect the battery cables and either disconnect or open the control circuit breaker for the AC power supply to the battery charger. Ensure all health and safety requirements are adhered to at all times. Also, ensure proper Lock Out-Tag Out procedures are followed at all times while work is being performed on or around the machine. Lock out generator operation and disconnect/lockout all power sources before commencing any work.
1 - Remove the SCR (selective catalyst reduction) side heat shields in order to gain access to the SCR cover. Remove all of the bolts, plates & SCR cover panel. Clean the old gasket material from the Clean Emission Module (CEM) & SCR cover panels.
Reference Image 1.2.1
Image1.2.1
2 - With a new gasket (3519235/">351-9235) install the SCR cover panel (351-6791), backing plates