Power Drive 300 - Manual (Page 10)

Problem/Symptom
P
ossible Causes
Solution
Low output voltage
Overloaded
Reduce the load.
No output voltage
Low input
Recharge battery
.
Red LED illuminated
V
oltage
Check connections and cable.
Alarm sounding
Continuous operation input
current required.
Thermal shutdown
Overloaded
Allow inverter to cool off
.
Reduce load. Improve ventilation; make sure
ventilation openings in the inverter are not obstructed.
Reduce ambient temperature.
No output voltage
High input
Make sure the inverter is
Red LED illuminated
voltage
connected to a 12V battery
.
Check regulation of charging systems
No output voltage
Short circuit
Check load for
Red LED illuminated
proper operation.
Inspect cables from battery
.
No output voltage
Inverter switched off
T
urn inverter on
No power to inverter
Check wiring to inverter
.
Reverse DC polarity
Observe correct polarity
(black to black/red to red).
Inspect cables from battery
.
Low battery alarm
P
oor DC wiring
Check connections.
on all the time
P
oor battery condition
Make sure battery is fully charged.