Mitsubishi Electric Fresh Master GUF-50RD3 Installation Instructions Manual page 18

9.3.1. Filter maintenance time setting
Set the filter maintenance display ON/OFF and time according to use.
Switch OFF ON
Filter maintenance display ON
2
2 Filter maintenance display OFF*
3
1,500 hours
4
SW1
3
3,000 hours*
4
3
4,500 hours
4
3
Unrestricted
4
When the accumulated operation time reaches the set time, indication
for filter cleaning is notified to the Remote controller.
After cleaning, press the filter button twice to reset the accumulated
operation time.
9.3.2. Power-failure auto-recovery select
(independent of Fresh Master)
Set the Fresh Master operation condition when power failure is recov-
ered.
Switch OFF ON
Fresh Master stopped when power failure is
9
recovered.*
SW1
Fresh Master recovers to the prior state when
9
power failure is recovered.
9.3.3. Power ON feature
Set whether to operate the Fresh Master or not when the main power
is turned ON.
Switch OFF ON
Inactive: operates according to the SW1-9
10
setting*
SW1
10 Active: operation starts with power ON
9.3.4. Indoor unit and synchronous setting
Setting to synchronize with the indoor unit.
Switch OFF ON
1 Synchronizing with the indoor unit*
SW3
Asynchronous with the indoor unit. The Re-
1
mote controller operation only.
18
Maintenance time
Mode
Mode
Mode
9.3.5. Humidifier mode select (GUF-50
100RDH3 only)
Setting the humidifier mode.
Switch OFF ON
2 Standard humidifier mode*
SW3
2 Heat save humidifier mode (see below)
Used when operating only the Fresh Master and the temperature dur-
ing heating becomes too hot. The heating capability can be saved lower
temperature than normal.
9.3.6. Heat operation stop temperature setting
(GUF-50 • 100RDH3 only)
Stopping the heating operation when synchronous with the indoor unit.
It becomes invalid when SW3-1 is ON.
Set outside
Switch OFF ON
temperature
3
4
5
3
4
5
SW3
3
4
5
3
4
5
9.3.7. Exhaust fan operation setting
Setting the exhaust fan operation, although the supply fan will stop
when defrosting during heating or when withdrawing the refrigerant.
Switch OFF ON
Exhaust fan in operation even when the sup-
6
ply fan is stopped*
SW3
Exhaust fan is stopped wen the supply fan is
6
stopped
9.3.8. Automatic humidifier control setting
(GUF-50 100RDH3 only)
•
Although the permeable-film humidifier is supplied with water for hu-
midifying when heating, there is a feature to automatically stop the
water supply depending on the outside temperature.
Switch OFF ON
Automatic humidifier control prohibited*
8
Water is supplied to the permeable-film hu-
midifier constantly when the heater is in op-
eration.
SW3
Automatic humidifier control permitted
8
When the outside temperature is below 12°C
during heating operation, supply water to the
permeable-film humidifier.
•
Mode
Set outside
OFF ON
temperature
3
6°C 10°C*
4
5
3
7°C 12°C
4
5
3
8°C 14°C
4
5
3
9°C 4 16°C
5
Mode
Mode