71
Heat + Tank Mode (Heating Priority NOT SET) (Solar Priority SET condition)
tank side
3 way valve
room side
Heatpump
On
Off
T1
T2
T2
T3
Booster
heater
Solar request
Solar 3 way
valve
On
Off
On
Off
On
Off
When solar 3 way valve turn on during Tank interval, cancel
Tank interval immediately and switch 3-way valve to the
room side and start a heating/cooling interval.
Booster heater Off as solar
3 way valve On
Booster heater On as
solar 3 way valve Off
After heating/cooling interval, stand by to go in tank side after solar 3 way
valve request off, and fulfil tank therno on (heat pump)
T1
Heat + Tank Mode (Heating Priority NOT SET) (Solar Priority NOT SET condition)
T1 - Heating
T2 - Tank interval
T3 - Booster heater delay timer
tank side
3 way valve
room side
Heatpump
On
Off
T1
T2
T2
T3
T3
Booster
heater
Solar request
Solar 3 way
valve
On
Off
On
Off
On
Off
Booster Heater
Thermo Off
T1
Solar off
due to upper limit
Heat pump
Thermo Off
Summary of Contents for WH-MHF09G3E8
Page 32: ...32 10 1 2 Solar Printed Circuit Board Optional ...
Page 33: ...33 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board ...
Page 34: ...34 10 2 1 1 Noise Filter Printed Circuit Board ...
Page 47: ...47 Heat Mode Operation Time Chart ...
Page 49: ...49 ...
Page 50: ...50 ...
Page 56: ...56 ...
Page 57: ...57 ...
Page 58: ...58 ...
Page 127: ...127 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge 17 5 To Remove RCCB ...
Page 138: ...138 19 2 Water System 44 46 17 16 4 34 42 18 43 3 33 9 1 45 45 47 2 35 48 36 19 ...