Operation Mode ESIE09-08A
54 Function
1. Operation Mode
Startup control
•
Yes
No
No
Malfunction/Standby
Normal operation
•
•
•
Protection control
•
Pump PI control
Indoor unit thermostat ON
Yes
Defrosting operation
Indoor unit thermostat ON
Note:
Malfunction/Standby
(V3152)
Operation in
stop mode
Indoor unit stop or
thermostat OFF
Pressure
equalization
prior to startup
Restart standby
(Compressor stop)
Indoor unit stop or
thermostat OFF
Pump-down
residual
operation
Malfunction /
Standby
Heating startup
control
Indoor unit stop or
thermostat OFF
Electronic expansion
valve PI control
Heating operation
Malfunction /
Standby
Defrost IN
conditions are met.
Operation
mode c
hange
In the event indoor unit stops or the thermostat
turns OFF while in defrosting operation,
pump-down residual operation is performed on
completion of defrosting operation.
Compressor PI control
3-way valve change
over between DHW
and SPH
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