Norcold 121X series, Руководство по обслуживанию

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22
S
ection
3
dc LO Fault Code—DC Voltage Low
MODE ON/OFF SET TEMP
on
1 COLD-
9 COLDEST
1 COLD-
9 COLDEST
Begin
DC voltage less than 10.5 volts?
1
Battery output 10.5 to 15.4 volts?
2
1. Check diagnostic fault history Screen 4
for low DC recorded history.
2. Clear history using diagnostic Screen 6.
3. Recheck diagnostic Screen 4 for low
DC recorded history
Correct RV DC output to refrigerator.
NO
Check RV DC power output to refrigerator.
YES
1. Connect a charged 12 volt bat-
tery. If the fault code does not display,
check the DC circuit feeding power to
the refrigerator,
2. If the fault code displays with the
charged battery connected, replace
the power board.
YES
NO
The dc LO fault is recorded in all operating modes any time DC voltage input falls below
10.5 volts DC.
The dc LO code displays and is recorded in non volatile memory approximately 25 seconds
after the fault occurs.

IMPORTANT
