Mitsubishi Electric City Multi CMB-WP108V-G, Руководство по обслуживанию

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[
IX
Troubleshooting ]
- 215 - HWE1113B GB
1) Check the self-diagnosis switch (Outdoor control board SW1).
2) Check CNP1 connector on the HBC controller control board for proper connections.
3) Check the pressure value on the self-diagnosis switch (same as note 2) with the connector of the applied pressure sensor is
disconnected from the board.
Measurement data S W1 setting value
O utdoor h ig h pressure
O utdoor low pressure
HBC c ontroller pressure
(li q uid side)
Sy mbol
63 H S 1
P S
63 L S
O
N
1 2 3 4 5 6 7 8 9
1
0
O
FF
O
N
1 2 3 4 5 6 7 8 9
1
0
O
FF
O
N
1 2 3 4 5 6 7 8 9
1
0
O
FF