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

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Product
29

Electronic throttle
Function description:
Electronic throttle is mainly used for
controlling mixture flow, engine idling and
maximum revolving speed. ECU controls the
action of throttle and its working stroke is
limited to 10
％～
90
％
(opening of butterfly
valve ) by ECU.
Failure of electronic throttle or bad contact of
connectors will lead to: unstable revolving
speed, unable to start, inhibited acceleration,
unable to acceleration and other failures.
Use multi-meter to check contact status of
connectors; in case that connectors and
wiring harness have no problems, and its
feedback signal bounces, replacement of
new parts shall be taken into consideration.
Figure2.7.7-Electronic throttle

Ignition coil
Function description:
This system adopts independent cylinder
ignition coil, ECU controls coil’s charging
hours, charging time and discharging hours
and engine charge current shall be
maintained at 6.5A under any conditions.
Figure2.7.8-Ignition coil

Ignition cable
Function description:
Ignition cable is used to transmit high
pressure spot generated by ignition coil to
sparking plug so as to generate electric
spark for ignition of combustible mixture.
Figure2.7.9-Ignition cable