Mitsubishi Electric Mr.Slim PUZ-HA42NKA Service Manual page 31

Abnormal point and detection method
Check Code
Abnormal low pressure (63L worked)
Compressor overcurrent interruption
Remote controller transmission
error(E0)/signal receiving error(E4)
1
2
1
2
Remote controller control board
1
2
OCH567
Case
1
2
3
4
5
6
1
-
2
3
4
5
6
7
8
9
1
2
-
-
3
4
5
6
1
-
Judgment and action
1
2–4
-
-
5
6
-
1
2
3
4
5
6
7
8
9
1
2
3
o
1–3
4
-
1
-
-
-
-
-
-
-