Panasonic WH-MHF09G3E8, Руководство по обслуживанию

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12.9 Tank Booster Heater Control
12.9.1 Tank Booster Heater Control
Heating operation condition:
Tank set tempe
[-5°C]
Tank set tempe
[+2°C]
Heater OFF
Heater ON
1 Booster heater Turn On condition:
o
After BOOSTER HEATER DELAY TIMER fulfill during heatpump startup time in tank mode, or during
switching from heating heat-up interval to tank heat-up interval in heat + tank mode (heating priority not
set).
o
Tank temperature < Tank set tempe [-5 ° C] ,
o
20 minutes since previous heater off.
* BOOSTER HEATER DELAY TIMER is clear when tank heat-up interval end.
2 Booster heater Turn Off condition:
o
Tank temperature > Tank set tempe [+2 ° C] for continuous 15 sec
o
When BOOSTER HEATER DELAY TIMER start count after switch from heating heat-up interval to tank
heat-up interval
* DELAY TIMER can be set by control panel.
12.10 Base Pan Heater Control (Optional)

To enable the base pan heater function, control panel initial setting has to be manually adjusted by activating
Base Pan Heater menu.

There are 2 optional start condition can be selected, Type A or Type B.

Control details:
1 Type A: (Default Auto Mode)
Start conditions:
o
When outdoor air temperature ≤ 3°C during heating and deice operation is ON.
Control contents:
o
Base pan heater is ON during deice operation and continues ON for 10 minutes after deice operation
ends.
Cancel condition:
o
When outdoor temperature > 6°C after deice end or
o
When operation is not at heating mode or
o
Base pan heater ON timer count is completed.
2 Type B: (ON Mode)
Start conditions:
o
When outdoor air temperature is ≤ 5°C and operates in heating mode, base pan heater is ON.
Cancel conditions:
o
When outdoor air temperature is > 7°C or
o
When operation is not at heating mode.
Note:
* Base pan heater cannot be ON during test mode and stand by mode.