Download Untitled

Trouble causes
Remedial methods
XI. Rough idle
1. Un-uniform oil flow-rate in each cylinder; oil
injector drips oil; pull-rods shifting-fork screw
is loosened.
2. Gap between shifting-fork and adjusting-arm
is too big; steel ball and sliding disc is worn
and dent(s) occurs.
3. Too much axial moving clearance of
fuel-injection pump camshaft.
4. Sleeve of sliding disc is jammed.
1. Make the flow-rate uniform; repair or
replace oil nozzle needle-valve couple,
secure shifting-fork screw
2. Replace them.
3. Adjust it with copper shim.
4. Clean, repair or replace it.
XII. Engine-oil raised high
1. Cylinder jacket water-seal ring is damaged.
2. Cylinder jacket gasket leaks water.
3. Cylinder cover or engine body leaks water.
1. Replace the ring.
2. Replace the gasket.
3. Inspect and replace it.
47