When To Contact Your Distributor Without Delay; Self Diagnosis Function - Mitsubishi Electric SRK63HE-S1 User Manual

When to contact your distributor without delay

I Turn off the power switch immediately and inform your dealer in any of the following situations:
The fuse or switch blows continu-
ously.
Fuse often blows.
The TV, radio or other equipment
starts to malfunction.
When faulty movement is observed when the ON/OFF but-
ton is pressed, even after turning off the power switch and
restarting the operation after 3 minutes, the faulty move-
ment does not disappear.

Self diagnosis function

I
We are constantly trying to do better service to our customers by installing such judges that show abnormality of each function as follows:
TIMER light ON
RUN light keeps flashing
RUN light ON
The cable becomes extremely hot.
The covering of the cable is cracked.
If the power cord becomes damaged, ask your dealer or a qualified engineer to install the
replacement to avoid accidents.
A switch does not activate properly.
3 minutes go
by, but, why ...
RUN light
Description of trouble
Heat exchanger sensor error
1 time flash
Room temperature sensor error
2 time flash
6 time flash
Indoor fan motor error
TIMER light
Outdoor temperature sensor error
1 time flash
Outdoor heat exchanger fluid pipe
2 time flash
sensor error
4 time flash Discharge pipe sensor error
Abnormality of outdoor unit
2 time flash
Over heat of compressor
5 time flash
Error of signal transmission
6 time flash
– 21 –
CAUTION
You hear a strange noise during opera-
tion.
The RUN and TIMER lights on the unit indication section
blink quickly (0.5 sec. ON; 0.5 sec. OFF) and don't work.
• Broken heat exchanger sensor wire, poor connector
connection
• Broken room temperature sensor wire, poor connector connection
• Defective fan motor, poor connector connection
• Broken outdoor sensor wire, poor connector connection
• Broken heat exchanger fluid pipe sensor wire, poor connector
connection
• Broken discharge pipe sensor wire, poor connector connection.
• Compressor failure, overload operation
• Gas shortage, defective discharge pipe sensor, closed service
valve
• Defective power supply, Broken signal wire, defective in/outdoor
unit boards
Cause