Panasonic WH-MHF09G3E5 Service Manual page 55

Heat + Tank Mode (Heating priority not set)
Under Solar Priority Not Set Condition:
Room Thermo
ON
OFF
3-way valve
ON
OFF
2-way valve
ON
OFF
Heat Pump
ON
OFF
Water Pump
ON
OFF
Backup Heater
ON
OFF
Booster Heater
ON
OFF
Solar request
Solar Request
ON
ON
OFF
Solar Valve
ON
OFF
Start with tank
mode first
Tank thermo
OFF (End)
T1
T2
T2
Go in room interval
only after solar OFF
Heat pump
thermo OFF
T1
T2
Solar valve close
when heat pump
switch to tank
T1 = Backup heater delay time
55
Room thermo
OFF
Switch to tank heat-up
when room thermo OFF
Heat pump OFF at room side
when room thermo OFF and
high tank temp
T1
T2
Booster heater OFF
after achieve tank
temp.
T2 = Booster heater delay time