Specifications

98
MVCU -2009 Troubleshooting
Troubleshooting
Error Code
LED Indicator Lights : Normal Operation and Fault Conditions for Cooling Unit

Power Dry

Timer Sleep
Operation / Fault Indication Action
Timer on -
Sleep mode on -
Dry mode on -
Continuously
Frost prevention
Clean the fi lter and
switch to high fan
once every
2 sec
.
Room air sensor contact loose / short Call your dealer
twice every
2 sec
.
Indoor coil sensor contact loose / short Call your dealer
3 times
every 2 sec.
Sensor contact problem, compressor
overload protection trip or gas leak
Call your dealer
- ON
- ON or OFF - Blinking
Cooling : LED Indicator Light Display
MWM030F

Power ON

Timer
Dry mode Sleep mode
13_Troubleshooting.indd 9813_Troubleshooting.indd 98 4/28/2009 11:30:48 AM4/28/2009 11:30:48 AM