CAB AR 2545399 - Caterpillar

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
31Oct2012
PROBLEM
The existing reed valve can fail on certain C9 Engines. If the existing reed valve fails, it can cause high crankcase pressure and oil downstream of the breather.
AFFECTED PRODUCT
Model Identification Number
C9 C9S00882, 900, 952-953, 992-995, 997-1005, 1329, 1331-1334, 1336-1337, 1342-1344, 1346-1348, 1350-1351, 1353-1354, 1356-1357, 1359-1366, 1368, 1373-1376, 1380-1381, 1394, 1396, 1399, 1501-1507, 1509, 1511, 1515-1516, 1518-1523, 1602-1606, 1608-1613, 1615-1617, 1620-1622, 1624, 1626-1627
PARTS NEEDED
Qty
Part Number Description
2 2732727 GASKET
1 2893107 GASKET
1 3790414 VALVE GP-CHECK
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 27% 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
1. Remove the five socket head bolts holding the top of the breather assembly.
2. Disassemble the breather assembly.
3. Reassemble the breather assembly using the parts listed.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-300000 miles,
0-60 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 2.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.