Cotek S Series - 4 Troubleshooting

11
3-6. DC Input (Outlet sockets available)
4. Troubleshooting
WARNING!
Do not open or disassemble the inverter. Attempting to
service the unit yourself may cause the risk of electrical
shock or fire.
Problems and Symptoms
Possible Cause
Solutions
No output voltage, the LED glows Red.
a. Power status light is blinking
red fast.
Over input voltage.
Check input voltage.
Discharge the battery.
b. Power status light is blinking
red slowly.
Low input voltage.
Charge the battery.
Check connections and
cable.
c. Power status light is blinking
red intermittently.
Thermal shutdown
Improve ventilation.
Make sure ventilation
openings
in the inverter
are not obstructed.
Lower ambient
temperature.
d. Power status light is blinking
red steadily.
Short circuit, Wiring
error, Overload
Check AC wiring for
short circuit.
Remove load.