Stop Operation - Midea V8 Series Service Manual

V8/V8i PRO VRF 50Hz

2 Stop Operation

The stop operation occurs for one of the three following reasons:
1. Abnormal shutdown: in order to protect the compressors, if an abnormal state occurs，the system will makes a 'stop
with thermos-off' operation and an error code will be displayed on the outdoor unit digital displays.
2. The system stops when the set temperature of all indoor unit has been reached, or all indoor units has stop or error.
3. The ambient temperature is greater than 30°C and the number of cooling Thermo ON indoor unit is 0.
Table 3-2.1: Component control during stop operation
Part Name
Inverter compressor A
Inverter compressor B[1]
Inverter fan 1
Inverter fan 2[1]
Four way valve
ODU
Electronic expansion valve
Solenoid valve
Notes:
1. The Inverter compressor B.
The SV6 is only available for 26-32HP.
2.
40
Symbol
INV1
INV2
FANA
FANB
ST1
EEVA
EEVC
SV5
SV6[2]
SV7
SV8A/ SV8B[1] OFF
Inverter fan 2 and SV8B are only available for 18-32HP.
Stop control
OFF
OFF
Keeps for 2 min, then OFF
Holds
cooling mode: 2880pls
heating mode: 0pls
0pls
ON for 140sec → OFF
OFF
OFF