Great Wall GW491QE, Service Manual

Page: 209 / 222

CH-6
5.฀Check฀the฀loop฀for฀charging฀alarm฀indicator฀lamp.
(a)Heat฀the฀engine,฀then฀stop฀it.
(b)Stop฀all฀auxiliary฀devices.
(c)After฀opening฀the฀ignition฀switch,฀check฀whether฀the฀charging฀indictor
lamp฀has฀been฀lighted฀up.
(d)When฀the฀engine฀is฀starting,฀check฀whether฀the฀charging฀indictor฀lamp
is฀off.
(e)If฀the฀alarm฀lamp฀is฀not฀working฀well,฀try฀to฀eliminate฀any฀failure฀in฀the
Charge฀device.
4 . Verify฀ by฀ visual฀ check฀ the฀ connection฀ line฀ of฀A C
generator,฀ and฀ whether฀ there’s฀ any฀ abnormal฀ noise.
(a)Check฀whether฀the฀connection฀line฀is฀under฀a฀normal฀condition.
(b)Check฀whether฀there’s฀any฀abnormal฀noise฀on฀AC฀generator฀while฀the
engine฀is฀running.
N o t e
-The฀so฀called฀ new฀belt r efer s฀to฀belt฀having฀wor ked฀for ฀less
than฀five฀minutes฀on฀the฀r otating฀engine.
-T he฀so฀called฀ used฀belt r efer s฀to฀belt฀having฀wor ked฀for ฀five
minutes฀or ฀above฀on฀the฀r otating฀engine.
-F ollowing฀ the฀ installation฀ of฀ belt,฀ check ฀ whether ฀ the฀ belt฀ is
matching฀with฀wheel฀gr oove฀appr opr iately.
6.฀Check฀the฀charging฀loop฀when฀under฀zero฀load
N o t e
If฀accumulator/AC฀generator฀test฀meter฀is฀applicable,฀the฀meter฀shall฀be
connected฀into฀the฀charging฀loop฀in฀accordance฀with฀the฀description
provided฀by฀the฀manufacturing฀plant.
(a)If฀the฀meter฀is฀not฀applicable,฀the฀voltmeter฀and฀ammeter฀shall฀be
connected฀into฀the฀charging฀loop฀as฀per฀methods฀below:
-Remove฀electrical฀wire฀from฀the฀terminal฀B฀on฀AC฀generator,฀and฀connect
the฀negative฀test฀head฀of฀ammeter.
-Connect฀the฀positive฀test฀head฀of฀ammeter฀to฀the฀terminal฀B฀on฀A C
generator.
-Connect฀the฀positive฀test฀head฀of฀voltmeter฀to฀the฀terminal฀B฀on฀A C
generator.
-Connect฀the฀negative฀test฀head฀of฀voltmeter฀to฀ground.
incorrect
correct
Charge฀device-Inspection฀on฀vehicle
remove฀electrical฀wire
from฀terminal
ammeter
AC฀generator
voltmeter
battery
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