Holiday Mode; Dry Concrete Function - Panasonic WH-MHF09G3E5 Service Manual

* During External Switch OFF condition, it is allow to change the setting and also timer operation.

12.18 Holiday Mode


Purpose:
Promotes energy saving by allowing the user to stop the system during holiday and enables the system to
resume at the preset temperature after holiday.

Control details:
Range of days can be set in holiday mode is from 1 to 999 days.
o
After days of holiday have been set, heat pump will stop and only resume operation at 12.00am at the
o
end of holiday countdown.

Start condition:
Unit is OFF and holiday mode is set.
o
* The day the holiday mode was set is counted as day 1.

Stop condition:
OFF/ON button is pressed.
o
Holiday counter is reached.
o

12.19 Dry Concrete Function


Purpose
Provide heat to floor heating panel and dry the wet concrete during installation.

Setting condition:
Dry concrete parameter can be set through control panel by selecting dry concrete menu.
o
Parameters are possible to set up to 99 days with different target set temperature.
o

Control details:
Dry concrete operation can be activate under Service Mode 3.
o
Once dry concrete function start, day 1 setting temperature will be send by control panel.
o
Unit will operate heat mode with dry concrete preset water outlet temperature. (No shift value added to
o
the preset water outlet temperature)
After complete day 1 setup operation, day 2 data will be send to indoor at 12.00am on the second day.
o
Each preset data will be send everyday until dry concrete mode is complete, unit will turns OFF and exit
o
dry concrete function.
3 ways valve and booster heater will turn OFF and 2 ways valve will turns ON.
o

Cancel condition:
Unit will turns OFF and exit dry concrete function.
o
OFF signal is received by pressing OFF/ON button or error H76 is occurred.
o
AUTO
HEAT
COOL
TANK
HEATER
FORCE
OPERATION
ON
REMOTE
CONTROLLER
OFF
LED
ON
REMOTE
CONTROLLER
SIGNAL
ON
EXTERNAL
CONTROLLER
SWITCH
ON
UNIT OFF
MON TUE WED THU FRI SAT SUN
°C
ON
kwh
OFF
°C
During EXTERNAL SW OFF,
display "EXT SW OFF"
ON
OFF
OFF
70
ACTUAL
HEATER
hr BOOSTER
QUIET
SETTING
hr
STATUS
SERVICE
OFF