MovinCool CM25 - Manual (Page 57)

57
TROUBLESHOOTING (cont.)
If conditions persist after the above actions have been taken, turn the unit off,
disconnect the power and contact your MovinCool reseller or a qualified
technician.
Condition
Possible Cause
Possible Cause Remedy
Self-
Diagnostic
Codes
(Wall
mounted
controller)
Buzzer
Pattern
Unit
does
not
operate
at all.
LCD
displays
self-
diagnostic
codes.
E12 4 Compressor error Press RESET
button, turn the
power off, and turn
the power on again.
E13 4 Relay board error Press RESET
button, turn the
power off, and turn
the power on again.
Condition
Checking
Area
Possible Cause Remedy
Unit
operates.
Insufficient
air volume
Insufficient
air volume
Air filter is clogged. Clean or replace air filter.
Leak or clog on the
duct connection
Repair duct connection.
Using longer duct
length or smaller duct
diameter than
recommended.
Change the duct to
proper size.
Fan is locked. Check any foreign object
which may cause fan
lock.