YANGDONG YD480D User Manual

O P E R AT I O N & M AI N T E N AN C E M AN U A L
39
According to “Technical Maintenance”, check and adjust tension of the belt between
the fan and belt of generator regularly. The adjustment method is press down it
10-20mm.
10、Electric system
Fig13: electric system
1 storage battery 2 starting motor 3 wiring 4 preheat starting switch
5 ampere meter 6 ignition switch 7 adjuster 8 charging generator
Appliance system
The appliance system includes storage battery, stating motor, charging generator,
electric heating plug, starting button, instrument and etc.(diesel without storage battery,
starting button , instrument and etc.)
Storage battery adopts 6-Q-135 type.
Charging generator adopt silicon commutate and shunt excitation JF21 model.
It is comprised of three-phase A.C motor and silicon diode. The negative pole is
grounded; otherwise, it may damage the generator. See operation and maintenance
Manual for Silicon Commutate Generator of JF Series on operation and maintenance of
the generator.
Tooth of starting motor and flying wheel gear ring of diesel is controlled by

YANGDONG YD480D Specifications

General

Brand	YANGDONG
Model	YD480D
Category	Engine
Language	English