35
OWNERS Manual
9.9 Tyre Air Pressure Specification Chart
B. Engine Does Not D
ev
elop Full Power
Cause
Remedy
1. Insufficient compression in the cylinder
Proceed as item 6 under “Engine Fails to Start.” If parts are
worn, in excess of the specified wear limit, then replacement
should be made.
2. Fuel injection timing incorrect Adjust according to the recommended procedure.
3. Valve clearance incorrect Adjust according to the recommended procedure.
4. Air filter choked Clean it in clean fuel or kerosene.
5. Engine speed too low or too high
Adjust the speed —control lever knob to make the speed attain
its rated value.
6. Opening pressure of the injector incorrect
Replace the pumping element (plunger and barrel) of the
injection pump, or injector nozzle, adjust the opening pressure
of the injector to 248 kg/cm
2
.
A. Engine Fails to Start
Cause
Remedy
1. Unsteady fuel flow
Check the fuel tank and the element of the fuel filter whether
there is any water or dirt. Clean the element in clean fuel if it is
chocked with dirt, or clean the fuel tank and fill it with clean fuel
of recommended grade if any water is found in the tank.
2. Air in the fuel pipe line Release air and then tighten all fuel pipe connections.
3. Fuel injection timing incorrect Adjust according to the recommended procedure.
4. Valve clearance incorrect Adjust according to the recommended procedure.
5. Insufficient compression in the cylinder Check valve seat leakage & take necessary action.
6. Pumping element (plunger and barrel) of the
injection pump or injector nozzle worn-out
Check Injector & FIP
10. Troubleshooting Engine
• Drive Tyres air pressure:
• For Field – 1.6 Kgf/cm
2
• For Road – 2.0 Kgf/cm
2
• Tail Wheel– 2.0 Kgf/cm
2
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