VAM350~2000FC
Total Heat Exchanger
HRV (Heat Reclaim Ventilation)
4P415945-1 – 2015.08
Operation manual
4
Operating the HRV unit using the remote controller of the
VRV-system air conditioner
Please read the manual supplied with the remote controller for more
detailed instructions (optional controllers: BRC1D52 or BRC1E52).
BRC1D52: Remote controller for VRV
When the VRV-system air conditioner is connected with the HRV unit
with a direct duct, the remote controller of the air conditioner cannot
be used to select the VENTILATION mode. To use the HRV unit
without operating the air conditioner, set the air conditioner in the
FAN VENTILATION mode and select the low fan speed.
Every time the operation mode selector is pressed, the
operation mode display changes as shown below.
Example
When the
“FILTER” indication appears on the display, clean
the filter of the HRV unit. (Refer to the section
For adjusting the installation settings, contact your installer.
Independent operation of the HRV unit using the
centralized controller (DCS302C51)
After selecting the zone where only the HRV operation is
desired, press the operation mode selector and select “
”
VENTILATION. The HRV unit can then be operated
independently from the air conditioner.
When the
“FILTER” indication appears on the display, clean
the filter of the HRV unit. (Refer to the section
Maintenance
(for a qualified service person only)
Maintenance for the air filter
Cleaning frequency
At least once every two years (for general office use)
(clean more frequently if necessary.)
1
Go into the ceiling through the inspection hole, remove binding
metal of maintenance cover and take it off. (Refer to
(A = Models VAM350~1000F, B = Models VAM1500~2000F))
1
Operation lamp
2
Operation/stop button
3
Fan speed icon
4
Air filter cleaning time icon
5
Element cleaning time icon
6
Air conditioner fan speed button
7
Air filter cleaning time icon reset button
8
Air conditioner operation mode
9
Inspection button
10
Air flow rate changeover button
11
"How to operate with timer" on page 3
12
13
14
Ventilation mode button
15
Operation mode display
16
Defrost/hotstart mode icon
17
Indication of centralized control
15
17
1
2
16
3
4
5
6
7
8
12
11
9
10
14
13
When air conditioner and HRV unit
are not connected by duct
When air conditioner and HRV unit
are connected by duct
WARNING
Be sure to turn off the OPERATION switch and
disconnect the power.
Only a qualified service person is allowed to perform
maintenance.
During operation, never check or clean the HRV. It
may cause electrical shock and it is very dangerous to
touch the rotating part.
1
Maintenance cover
2
Binding metal
3
Hanging metal
/Cooling Ventilation
/Fan Ventilation
/Ventilation
/Cooling Ventilation
/Fan Ventilation
