CONTROL GP-ENGINE ELECTRONIC 1178351 - Caterpillar

January 14, 2002
U-14
A-10
AU-7
S-7
H-7
O-13
Partsstock action only PRODUCT IMPROVEMENT PROGRAMFOR REMOVING 1998107 AND 1998108 PRESSURE REDUCING VALVES THAT ARE USEDON CERTAIN HH45, HH55, HH65 AND HH75 HARVESTING HEADS
7750 PI70037
The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst.TERMINATION DATE
April 30, 2002PROBLEM
Certain 1998107 and 1998108 pressure reducingvalves used on harvesting heads (HH45, HH55, HH65, and HH75) may have beenassembled incorrectly. These valves must be removed from dealer stock andreplaced with correctly assembled valves.ACTION REQUIRED
Inspect all 1998107 and 1998108 Pressure ReducingValves for the code "480B" or "101D". Remove all 1998107 and 1998108 PressureReducing Valves from dealer stock with a code of "480B" or "101D".SERVICE CLAIM ALLOWANCES
Submit one claim for all 1998107 and 1998108 PressureReducing Valves that are removed from parts stock.PARTS DISPOSITION
Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.
Location of Code for the 1998107 and 1998108Pressure Reducing Valves