Panasonic WH-MDC09C3E8 Service Manual page 68

When solar priority is NOT SET
1 Operation condition:
Solar pump operates if all of the following conditions are fulfilled:
o
i) Power On. (regardless operation ON or OFF).
ii) There is operation request from solar pump station.
iii) Tank hot water temp is below solar on upper limit temp [EEPROM 1 : 70]°C.
iv) Heatpump thermo OFF in tank mode OR Heatpump operate to room side
(during operation ON and tank mode selected).
2 Stop condition:
Solar pump stops operating when:
o
i) No power supply to unit OR
ii) There is NO operation request from solar pump station OR
iii) Tank hot water temp is above solar off upper limit temp [EEPROM 2 : 77]°C.
iv) Heatpump thermo ON and operate to tank side.
(during operation ON and tank mode selected).
Heat + Tank Mode (Heating Priority Not Set)
(Solar Priority Set)
(Solar Priority Not Set)
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