Information injection-pump assembly
ZEXEL
106692-9190
1066929190
YANMAR
12664451050
12664451050
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Introduction
The problem that is identified below does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below.Problem
There have been some instances of issues with the following fuel injection pumps:
Table 1
Part Number Description
295-0435 Fuel Injection Pump Gp
348-6930 Pump
415-4313 Pump
420-4524 Fuel Injection Pump
422-5257 Fuel Injection Pump
443-3226 Fuel Injection Pump The issue may be reported as low engine power or the high idle speed may be inconsistent. Most issues have been reported below 200–300 hours of service.Solution
Note: Do not attempt to adjust the fuel pump or repair the fuel pump.Install a replacement fuel pump of the same part number. Refer to Disassembly and Assembly, Fuel Injection Pump - Remove and Disassembly and Assembly, Fuel Injection Pump - Install for the correct procedure.Retain the removed fuel pump for 30 days. The fuel pump will be requested for return using the Send It Back (SIB) process.
The problem that is identified below does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below.Problem
There have been some instances of issues with the following fuel injection pumps:
Table 1
Part Number Description
295-0435 Fuel Injection Pump Gp
348-6930 Pump
415-4313 Pump
420-4524 Fuel Injection Pump
422-5257 Fuel Injection Pump
443-3226 Fuel Injection Pump The issue may be reported as low engine power or the high idle speed may be inconsistent. Most issues have been reported below 200–300 hours of service.Solution
Note: Do not attempt to adjust the fuel pump or repair the fuel pump.Install a replacement fuel pump of the same part number. Refer to Disassembly and Assembly, Fuel Injection Pump - Remove and Disassembly and Assembly, Fuel Injection Pump - Install for the correct procedure.Retain the removed fuel pump for 30 days. The fuel pump will be requested for return using the Send It Back (SIB) process.