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Normal
Inspect injection nozzle
(injection pressure
atomizing state etc.)
Normal
Check injection timing
Normal
Inspect compressed
pressure
Normal
Disassemble
injection pump
Normal
Inspect head gasket
Normal
Disassemble engine
(valve assembly piston
cylinder liner etc.)
5. Fuel Consumption Excessive
Inspect fuel leakage
Adjust Replace
Adjust
Check valve
clearance
Adjust
Replace
- 52 -
Causes according to Use Conditions
1. Overload
2. Govemor's Arbitrary Adjustment
3. Full Speed Operation for Long time
4. Sudden Speed Change from Low to
High Speed
Oil leakage
Retighten Replace
Repair Replace
Cylinder liner
Piston ring Piston
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