Installation manual
15
VAM350~2000FC
Total Heat Exchanger
HRV (Heat Reclaim Ventilation)
4P415947-1A – 2017.08
Operation with the remote control exclusively for
Air conditioning operation HRV units (BRC301B61)
For non-independent systems, starting/stopping operation and timer
operation may not be possible.
Use the air conditioner remote control or the Centralized controller in
such cases.
BRC301B61: Remote controller for HRV
1.
Operation lamp
This pilot lamp (red) lights up while the unit is in operation.
2.
Operation/Stop button
When pushed once, the unit starts operating.
When pushed again, the unit stops.
3.
Air flow rate changeover button
Air flow rate can be changed over to "
" Low mode or
"
" High mode,
"
FRESH UP" Low FRESH UP mode,
"
FRESH UP" High FRESH UP mode.
For "FRESH UP" operation
When this indication does not show: The volume of outdoor air
supplied into the room and that of the room air exhausted
outdoors is equivalent.
For "FRESH UP" operation
•
If it is set to "Fresh up air supply": The volume
of outdoor air supplied into the room is larger
than that of room air exhausted outdoors.
(This operation prevents the odor and moisture
from kitchens and toilets from flowing into the
rooms.)
This is the factory setting.
•
If it is set to "Fresh up air exhaust": The volume
of room air exhausted outdoors is larger than
that of outdoor air supplied into the room.
(This operation prevents the hospital odor and
floating bacteria from flowing out to the
corridors.)
To change the setting, refer to chapter
"
List of Settings
"
in the
installation manual.
4.
Ventilation mode changeover button
"
" Automatic mode.
The temperature sensor of the unit automatically
changes the ventilation of the unit in Bypass mode and
Heat Exchange mode.
"
" Heat Exchange mode.
In this mode, the air passes through the heat
exchanger element to effect Total Heat Exchanging
ventilation.
"
" Bypass mode.
In this mode, the air does not pass through the heat
exchange element but by passes it to effect Bypass
ventilation.
5.
Indication of operation control method:
When the operation of HRVs are linked with the air conditioners,
this indication may be shown.
While the indication is shown, the ON/OFF of HRVs cannot be
operated by the HRV remote controller.
6.
Indication of operation standby:
It indicates the precooling/preheating operation. This unit is at
stop and will start operation after the precooling/preheating
operation is over.
Precooling/preheating operation means the operation of HRVs is
delayed during the startup operation of linked air conditioners,
for example before the office hours.
During this period the cooling or heating load is reduced to bring
the room temperature to the set temperature in a short time.
7.
Indication of centralized control:
When a remote controller for air conditioners or devices for
centralized control are connected to the HRVs, this indication
may show.
When this indication appears on the display, the ON/OFF and
timer operation may not be possible with the HRV remote
controllers.
8.
Indication of air filter cleaning
When the indication "
" appears on the display, clean the filter.
9.
Filter signal reset button
10.
Inspection button
This button is to be used only for service. It is not to be used
normally.
How to operate with timer
11.
Schedule timer button "
/
".
This button enables or disables the schedule timer.
12.
Push the time adjust button "
" to set the time.
13.
Push the programming button "
"/ "
"
Then, the reservation is finished.
A
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