Cotek SK700-112 - 4 Troubleshooting

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 AC Power Output”
STATUS illuminates the red LED
a. Blinking fast Over input voltage.
( OVP )
Check input voltage.
Reduce input voltage.
b. Blinking slowly. Low input voltage.
( UVP )
Recharge battery.
Check connections
and the cable.
c. Blinking Intermittently. Thermal shutdown.
( OTP )
Improve ventilation.
Make sure ventilation
shafts in the inverter
are not obstructed.
Lower ambient
temperature.
d. Solid ON. Short circuit or Wiring
error.
Overload.(OLP)
Check AC wiring for
short circuit.
Reduce the load.
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