Toshiba VN-M150HE Service Manual page 81

About the separate operation
of the Air to Air Heat
Exchanger in an Air to Air
Heat Exchanger system
linked with air conditioners
* The procedure below is not effective in a system
equipped with the Air to Air Heat Exchanger only.
1
Push the button while the system is
running.
Only the Air to Air Heat Exchanger stops and the
indicator turns off.
2
Push the button while the system is
stopped.
The indicator lights up and the Air to Air Heat
Exchanger starts running separately.
NOTE
• Normally, the Air to Air Heat Exchanger ON/OFF as
the air conditioner is ON/OFF when it is in an Air to Air
Heat Exchanger system linked with air conditioners.
• If " " is displayed when the
certain settings need to be changed to operate the unit
separately. Consult your dealer to change the
settings.
About ventilation modes
* For details, see "About ventilation modes" on page
69.
[Heat exchange mode], [Bypass mode] or
[Automatic mode] can be selected.
About imbalanced ventilation fan speed
(
For normal ventilation (High or Low):
The volumes of the indoor air supply and outdoor air
exhaustion are set to the same level.
For imbalanced ventilation fan speed:
• When
indoor air supply is larger than that of the outdoor air
exhaustion.
(Inflow of humidity and smells from the toilet and
kitchen is reduced.)
• When
outdoor air exhaustion is larger than that of the
1, 2
indoor air supply.
(Outflow of smells and floating bacteria into a
corridor or other places is reduced.)
* Consult your dealer if the setting of the imbalanced
ventilation fan speed seems incorrect.
About 24-hour ventilation
NOTE
• The setting of 24-hour ventilation is "OFF" As factory
• The settings of
button is pushed,
• While 24-hour ventilation is running, the
80
Functions
[SA>EA]/
[SA>EA] is selected: the volume of the
[SA<EA] is selected: the volume of the
• When the 24-hour ventilation setting is active,
press the button while the system is
running and the operation lamp turns off,
appears on the display, and 24-hour ventilation
starts.
• Press and hold the
more while the indicator is displayed to stop
24-hour ventilation temporarily.
The indicator turns off and 24-hour
ventilation stops temporarily.
default. Consult your dealer to change the setting to
"ON".
or
24-hour ventilation. Their indicators are not displayed.
* During 24-hour ventilation, the unit is running
intermittently (stops for 60 minutes after running for 60
minutes) under the settings [LOW] ventilation fan
speed and [Heat exchange mode].
stays lit even during the intervals.
[SA<EA])
button for 4 seconds or
cannot be changed during
indicator