Great Wall GW491QE, Service Manual

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CH-7
If฀฀the฀voltage฀value฀is฀less฀thanstand฀ardvalue฀IC฀adjustor฀and฀AC฀generat
or฀must฀be฀checked฀using฀followin฀gmethod:
-฀Check฀the฀voltage฀value฀of฀terminal฀B฀when฀terminal฀F฀is฀grounded฀and
the฀engine฀is฀started.
-If฀the฀voltage฀value฀is฀greater฀than฀standard฀value IC฀adjustor฀needs฀to฀be
changed.
-If฀the฀voltage฀value฀is฀less฀than฀standard฀value฀AC฀generator฀needs฀to฀be
changed.
Charge฀device-Inspection฀on฀vehicle
(b)Check฀the฀charging฀loop฀using฀following฀method
When฀the฀engine฀is฀increased฀from฀idle฀speed฀to฀2000r/min,฀check฀the฀read
value฀on฀ammeter฀and฀voltmeter.
standard฀current 10A
standar d฀voltage ฀(13.9-15.1)V ฀when฀at฀25
(13.4-14.4)V ฀when฀at฀11.5
If฀the฀voltage฀value฀is฀greater฀than฀standard฀value IC฀adjustor฀needs฀to
be฀changed.
7.฀Check฀the฀charging฀loop฀when฀under฀load.
(a)Open฀the฀front฀headlight฀when฀engine฀is฀at฀a฀rotatingspeed฀ as฀ 2000
revolutions฀/minute,฀and฀place฀the฀control฀switch฀of฀heater฀fan฀to฀shift
position
H I .
(b)Check฀the฀read฀value฀on฀ammeter.
Standard฀ current >30฀A
AC฀generator฀needs฀to฀be฀repaired฀if฀current฀value฀is฀less฀than฀30A.
Note:฀Read฀value฀might฀be฀less฀than฀30A฀when฀the
฀฀accumulator฀is฀charged฀with฀full฀power.
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