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TROUBLESHOOTING GUIDE
DC ELECTRICAL SYSTEM
Problem Cause Solution
12 volt DC equipment not Battery selector switch Check battery selector switches
operating turned to OFF. to ensure they are turned ON.
Main breaker at DC Switch breaker to ON.
Control Center OFF.
Weak or dead battery. Change battery selector switch
position; recharge battery.
Main breaker at battery Reset breaker.
switch has been tripped.
Battery not charging Engine alternator belt Tighten belt.
(engine running) loose.
Battery not holding a Defective battery. Replace battery.
charge
12 volt DC device not Circuit breaker for Switch breaker to ON.
working device is OFF.
Weak or dead battery. Change battery selector switch
position; recharge battery.
Faulty electrical Check 12 volt DC connections.
connection. Tighten or repair as needed.
Cabin lights not working CABIN LIGHTS Switch breaker to ON.
(off or dim) breaker OFF.
Weak or dead battery. Recharge or replace battery.
Light bulb burned out. Replace bulb.
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