PRODUCT SUPPORT PROGRAM FOR REPLACING THE 114-1142 AND 128-8065 CIRCUIT BREAKERS ON CERTAIN C27 GENERATOR SETS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE 114-1142 AND 128-8065 CIRCUIT BREAKERS ON CERTAIN C27 GENERATOR SETS

Usage:

REBE6218-00

Show/hide table

27Sep2010

U-392

A-309

O-341

Show/hide table

*After Failure Only*	PRODUCT SUPPORT PROGRAM FOR REPLACING THE 114-1142 AND 128-8065 CIRCUIT BREAKERS ON CERTAIN C27 GENERATOR SETS
1420 4461 7400 1400		PS51900

Show/hide table

NOTE:

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 "PS51900" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.

Show/hide table

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.

Show/hide table

TERMINATION DATE

30Sep2012

PROBLEM

Show/hide table

The existing 114-1142 and 128-8065 Circuit Breakers can fail on certain C27 generator sets. If the existing 114-1142 and 128-8065 Circuit Breaker fails it will prohibit the proper operation of the Battery Charger.

AFFECTED PRODUCT

Show/hide table

Model	Identification Number
C27	DWB00102-01991

PARTS NEEDED

Show/hide table

Qty	Part Number	Description
1	1726334	CIRCUIT BREAKER
1	3631877	CIRCUIT BREAKER
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

Show/hide table

Replace the existing 114-1142 and 128-8065 Circuit Breakers with the appropriate new parts.

Refer to the attached Rework Procedure.

Show/hide table

SERVICE CLAIM ALLOWANCES

Show/hide table

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%
0-3000 hrs, 0-24 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

Show/hide table

NOTE: This is a 0.5-hour job

Show/hide table

PARTS DISPOSITION

Show/hide table

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

Rework Procedure

Show/hide table

For additional detailed information reference Caterpillar service publication:
SEBU8088 C27 and C32 Generator Set ? Operation and Maintenance Manual

1. Isolate the generator set before commencing any work on the unit, open generator set breaker, activate Emergency Stop, and disconnect the battery cables.

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 the machine. Lock out generator before commencing any type of work.

Only qualified repair personnel should service this equipment.

2. Locate the 10A 128-8065 Circuit Breaker (A) and the 10A 114-1142 Circuit Breaker (B) inside the generator control housing. Make note of the wiring configuration of the circuit breakers. Refer to Image1.1.1

3. Beginning with the 128-8065 Circuit Breaker, disconnect the conductors secured to the circuit breaker terminals.

4. Remove the 10A 128-8065 Circuit Breaker from the DIN rail.

5. Install the new 10A 363-1877 Circuit Breaker on the DIN rail.

6. Connect the conductors to the new 10A 363-1877 Circuit Breaker in the same configuration as noted in Step 2.

7. Disconnect the conductors secured to the 114-1142 Circuit Breaker terminals.

8. Remove the 10A 114-1142 Circuit Breaker from the DIN rail.

9. Install the new 10A 172-6334 Circuit Breaker on the DIN rail.

10. Connect the conductors to the new 10A 363-1877 Circuit Breaker in the same configuration as noted in Step 2.

11. Energize the battery charger system to confirm proper operation.

12. Restore the generator set to its proper operational condition.