When To Contact Your Distributor Without Delay; Self Diagnosis Function - Mitsubishi SRK63ZE-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
RUN light 2 time flash
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
Current cut
1 time flash
2 time flash Trouble of outdoor unit
Over current
3 time flash
Over heat of compressor
5 time flash
6 time flash Error of signal transmission
7 time flash Outdoor fan motor error
2 time flash
Rotor lock
– 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 locking, open phase on compressor output,
shortcircuit on power transistor, closed service valve
• Broken power transistor, broken compressor wire
• Broken discharge pipe sensor wire, poor connector connection
• Compressor blockage
• Overload operation, overcharge
• Gas shortage, defective discharge pipe sensor, closed service
valve
• Defective power supply, Broken signal wire, defective in/outdoor
unit boards
• Defective fan motor, poor connector connection
• Defective compressor
• Open phase on compressor
• Defective outdoor unit boards
Cause