VAM350~2000FC
Total Heat Exchanger
HRV (Heat Reclaim Ventilation)
4P415947-1A – 2017.08
Installation manual
8
Wiring example
All transmission wiring except for the remote controller wires is
polarized and must match the terminal symbol.
Use shield wire in transmission wiring. Ground the shield of the
shield wire to "
", at the grounding screw, with the C-cup
washer.
Opening the switch box
VAM350F, VAM500F, VAM650F
VRV
HRV
P1
P1
P1
P2
P2
P2
L
N
1
2
Out
VRV
HRV
L
N
L N
1
1
2
2
P1 P2 F1 F1 T1 T1
P2 P1
F1 F2
J2 J3
JC
L N
J1
1
2
5
3
4
4
6
7
6
1
Outdoor unit/BS unit
2
Switch box
3
Indoor unit
4
Power supply 220-240 V~50 Hz
5
Remote controller (VRV)
6
Transmission wiring
7
Remote controller (HRV)
CAUTION
Before opening the cover, be sure to turn off the power
switches of the main units and other devices connected
with the main units.
Remove the screw securing the cover and open the
switch box.
Secure the power cord control wires with the clamp,
as shown in the next figures.
