Mitsubishi Electric City Multi PQHY-P72 Service Handbook page 294

Self-diagnosis LED
NU-G GA
(Standard
/ main)
NU-GB
(Sub 1)
NU-GB
(Sub 2)
Measurement data Symbol
LEV1 opening
LEV2 opening
LEV3 opening
BC controller bypass
SH12
outlet superheat
BC controller intermediate SC16
part subcool
BC controller liquid-side subcool SC11
LEV3a opening
LEV3a opening
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[ IX Troubleshooting ]
SW1 setting value
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON
1 2 3 4 5 6 7 8 9 10
ON