Mitsubishi Electric M Series Installation Manual page 100

MITSUBISHI ELECTRIC / DIAGNOSTIC
FAILURE MODE RECALL M SERIES
THE CAUSE OF THE
ABNORMALITY CANNOT BE
FOUND BECAUSE IT IS
NOT RECUR
98
- MONOSPLIT
Use
FAILURE MODE RECALL
function of indoor unit
The POWER LAMP blinks at the
interval of 0.5 seconds.
YES
(blink)
Before blinking, power lamp stays
on for 3 seconds.
The indoor unit
IS ABNORMAL.
Check the table of the indoor unit
failure mode recall function
The indoor unit
IS NORMAL
NO
(off)
The outdoor unit
YES
IS ABNORMAL.
Check the table of the outdoor unit
failure mode recall function