Great Wall GW491QE, Руководство по обслуживанию

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ST-6
rotating
locked
Brush
Check the length of brush
Standard length 13.5 mm
Min. length 8.50 mm
The brush frame, and the excitation frame must be changed if the length
is less than Min. Value.
Brush holder
Check the insulation of brush holder.
An ohmmeter may be used to check whether nonconduction exists
between positive brush and negative brush.
The brush holder must be repaired or changed if conduction works.
Clutch and gear
1. Check the gear teeth.
Check whether the teeth of small gear &idler wheel, andthe clutch assembly
have been abraded or damaged.
They may be changed if any damage is found. In case of any damage,
check whether the gear ring of flywheel has been abraded or damaged.
2. Check the small gear on clutch
Have the small gear rotating in clockwise direction to check
Bearing
1. Check bearing
Manually push each bearing inward, and have it rotating at the same
time.
The bearing may be changed if any resistance has beenmet, or the rotation
is not flexible.
Starting system-Inspection on starter
Brush spring
Check the load of brush spring using a Pull up balance.
Standard spring load (17.56-23.64) N
Note Read the load produced at the moment when the spring isleaving
the brush while the brushs pring is being pulled up by a
Pull-up balance;
If the read value is not within the specified scope, the brush spring shall
be changed.
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