CYLINDER 1475756 - Caterpillar

18Nov2008
U-582
A-485
D-498
O-535
TT-37
Parts stock action only
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 177-2373 AND 177-2374 SWITCH ASSEMBLIES, 177-4112 CAP ASSEMBLIES, AND 177-4113 CONTROL GROUPS FROM DEALER PARTS STOCK
3065 1611 7332 7750 3033 PI70281
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
28Feb2009
PROBLEM
Certain 177-2373 and 177-2374 switch assemblies, 177-4112 cap assemblies, and 177-4113 control groups need to be removed from dealer parts stock.
ACTION REQUIRED
Remove all parts with a date code range of 0749 through 0840.
- Refer to image 1 for location of the date code on 177-2373 and 177-2374 switches.
- Refer to image 2 for location of the date code on 177-4112 cap assembly.
- Refer to image 3 for location of the date code on 177-4113 control groups.
Image1
Image2
Image3
SERVICE CLAIM ALLOWANCES
Submit one claim for all parts removed from dealer parts stock.
PARTS DISPOSITION
Please return 177-4112 cap assemblies and 177-4113 control groups in original condition to the address shown below.
the 177-2373 and 177-2374 switches do not need to be returned.
On the "Attn" line of the address include this service letter program number along with RL Oljace, as shown in the example below.
Caterpillar, Inc.
Attn: PIXXXXX RL Oljace
Service Claims Room
8201 N. University
Peoria, IL 61615