WEICHAI Baudouin PowerKit 12M33 Series, Руководство по эксплуатации и обслуживанию

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Appendix
79
4. The engine is
under-powered
6. Overlarge phase difference in
ignition advance angle.
Check the ignition advance angle
and the clearance between phase
sensors.
7. The clearance between gas
intake and exhaust valves is
adjusted improperly.
Check the valve clearance
according to the operation manual
for engine.
8. The temperature of intake gas
is high.
Check the inter cooler and water
tank.
5. The vibration
amplitude is large
1. The intercooler is cracked or
the connecting pipe of intercooler
is loose or is full of cracks.
Check the air intake pipeline
2. The manual valve on gas bottle
is not fully opened.
Check the gas bottle.
3. The ignition system is in fault. Check the spark plug
、
oxygen.
4. The pressure reducer is out of
order (incomplete combustion due
to the over high oxygen
concentration).
Regulate the pressure reducer.
Carry out an overall inspection in accordance with the troubleshooting
methods for fault 1, 2, 3 and 4 above.
6. The gas
consumption is
large
Carry out an overall inspection in accordance with the troubleshooting
methods for fault 1, 2, 3, 4 and 5 above.
1. The oxygen sensor is out of
order.
Check whether the wires are
connected securely and replace the
oxygen sensor.
2. The component of gas is
changed.
The methane content is low
，
check
the component of the gas source.