Panasonic WH-SXC16F9E8 Service Manual page 42

Heat Mode Operation Time Chart
3 ways valve
On
Off
2 ways valve
Open
Close
Heat Pump
On
Off
Backup Heater
On
Off
ID W ater Pump
On
Off
Solar Request
On
Off
Solar 3 way valve
On
Off
W ater Outlet Temp
Tank Temp.
Backup Heater
Startup Timer
Mode On
o
53 C
o
45 C
Timer for backup
heater to on back
from previous off
Heater On Heater Off
o
53 C
o
47 C
o
65 C
Heater On
Heater Off
42
o
57 C
o
50
o
77 C
Backup Heater
Startup Timer
HeatPump HeatPump
Thermo Off Thermo On