Information pneumatic control
BOSCH
9 421 622 784
9421622784
ZEXEL
158964-1720
1589641720
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TERMINATION DATE
30Sep2015
PROBLEM
The existing 375-5244 or early production 379-0150 common rail fuel injection pumps may fail on certain 336E Excavators. If the existing common rail fuel injection pump fails the engine may exhibit no start, hard starting or loss of power.
AFFECTED PRODUCT
Model Identification Number
336E L BZY00328, 409, 432, 434, 440, 459, 534, 536, 792, 875, 1266, 1319, 1321, 1335
PARTS NEEDED
Qty
Part Number Description
1 6V8260 SEAL-O-RING
1 2287102 SEAL-O-RING-STOR
1 3790150 PUMP GP-FUEL
1 4154991 VALVE AS-RELIEF
1 4286096 KIT-F PUMP LINE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% 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. Refer to Special Instruction, REHS5023, "Replacing the Fuel Injection Pump on Certain C9.3 Engines". Replace the existing 375-5244 or early production 379-0150 common rail fuel injection pump with the new production 379-0150 common rail fuel injection pump and new gasket 6V-8260. Install a new 356-5214 fuel line from the common rail fuel injection pump to the fuel rail.
2. Refer to C9.3 Disassembly and Assembly, KENR8149 "Engines for Caterpillar Built Machines". Replace the prior 362-0770 Pressure Relief Valve with 415-4991 Pressure Relief Valve, and 228-7102 O-ring.
3. Refer to Service Magazine, SEPD1928, "An Improved Fuel Injection Pump Group Is Used on Certain C9.3 Machine Engines", in order to record the common rail fuel injection pump serial number. This serial number must be entered into the containment service letter claim story.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-5000 hrs,
0-48 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 12.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.