MDG XT12E 2021, Owner'S Manual

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Charging from Tow Vehicle
Symptom Possible Cause Remedy
No charge Alternator light not showing on
DC to DC
Tripped breaker Reset circuit breaker CB5 in Fig. 1 & Fig. 3
Tripped breaker in car circuit Check car circuit breaker/fuse Fig. 6
No charge, alternator, and solar light both
on
Trigger wire for DC to DC unit not activat-
ed
Connect trigger wire for DC to DC to acces-
sory power from car via trailer plug. Fig. 5
No charge DC to DC alternator lit
Tripped breaker Reset circuit breaker CB4 Fig. 1 & Fig. 3
Trigger wire for DC to DC unit not activat-
ed for smart alternator
Connect trigger wire for DC to DC to acces-
sory power from car via trailer plug. Fig. 5
Charging from Mains Power
Symptom Possible Cause Remedy
No power to charger
Mains power not connected Connect mains power
Charger not plugged in Plug in mains charger
Charger not turned on Turn on charger
RCD tripped Reset RCD Fig 1
No charge with charger on Tripped circuit breaker Reset circuit breaker CB3 Fig.1 & Fig. 3
Incorrect charger setting
Set charger to correct battery type and
power setting (AGM for standard batteries)
Battery voltage too low (less than 6 volts)
Change charger setting to “Supply” until bat-
tery voltage reads minimum of 6 volts then
choose setting “recondition” if this function
is available. Choose “AGM” if not available.
If error code appears on the charger display refer to the Projecta user manual.
Control Panel & Accessories
Symptom Possible Cause Remedy
Control panel won’t switch on
Flat batteries Charge batteries
Tripped circuit breaker Reset circuit breaker CB1 Fig.1 & Fig. 2
Accessory circuit not working Tripped circuit breaker
Reset circuit breaker above circuit switch by
pushing in. Listen for click.
RV Electronics tank gauge not working Flat battery in face panel
Remove face cover and replace battery (see
RV electronics manual)
Inverter not switching on Tripped circuit breaker Reset circuit breaker CB2 Fig. 1 & Fig. 2