Troubleshooting - Cobra POWER 500W Owner's Manual

TROUBLESHOOTING GUIDE
Problem/Symptom
Low output voltage
No output voltage
No output voltage
a er prolonged use
No output voltage,
"Protect" indicator
lighted
No output voltage
No output voltage
Low ba ery alarm on
all the me
17 | P a g e
Possible Causes
Overload
Low input voltage
Thermal shutdown
High input voltage
Short circuit
Inverter switched off
No power to inverter
Reverse DC polarity
Poor DC wiring
Poor ba ery
condi on
on
Reduce the load.
Recharge ba ery. Check
connec ons and cable.
Allow inverter to
cool off.
Reduce load, con nuous
opera on input current
required.
Improve ven la on;
make sure ven la on
openings in the inverter
are not obstructed.
Reduce ambient
temperature.
Make sure the inverter
is connected to 12V
ba ery.
Check regula on or
charging system.
Check load for proper
opera on.
Turn inverter on.
Check wiring to inverter.
Observe correct
polarity.
Check connec ons.
Make sure ba ery is
fully charged.