Check And Repair; Armature; Earthing; Open Circuit - Chery QQ Service Manual

Chery QQ Service Manual
Section 4 Check and Repair

Armature

Check whether the rectifier is dirty or damaged. If
need repair, repair it by sand paper or on the lathe.

Earthing

It should be insulated between the rectifier plate
and armature iron core, check it by ohmmeter.

Open circuit

Check whether it is connected between the rectifier
plates, if it is not connected when you check in any
test point, it shows that there is open circuit, you
should replace the armature.
Jumpiness of the rectifier
Use V shape iron to support the armature,
check the jumpiness of the rectifier. You can
calibrate it on the lathe if necessary.
Radial jumpiness of the rectifier
Repair limit (max): 0.4mm (0.15in).
Diameter of the rectifier
Check whether the diameter of rectifier is worn;
replace the armature if the diameter of rectifier is
smaller than limit.
Diameter of the rectifier
Repair limit (min): 27mm (1.063in)
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