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ON and OFF is repeated with a few minutes intervals after starting charging.
Indicate "O.C" on the monitor.
- TH is operated (AC input over-current TRIP).
Serious
trans noisy
Measure output
NO
under the
current using DC
condition.
current measure
Is MS
on?
Refer to SCR
*
YES
Module checking
method
Separate the battery
connector and tune
the charger off
Current
value : 15~20A
/100AH
YES
TH Setting fault
Re-adjust TH
setting value
NO
Check
SCR
Module
YES
7-111
Exceed
NO
Standard
current
YES
TH. TRIP
NO
Complete
Change
SCR MODULE
Check
NO
Change
MAIN
PCB
TRANS
VOLT
YES
OUTPUT
CURRENT
DE-
CREASE
Adjust output current
AMP, VR within PCB
Re-adjust to VR
Change TH
Rated
Current
SETTING
YES
Complete
Change PCB
Check the normal
operating condition
of the charger
IN-
CREASE
NO
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