Indoor unit
1. If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similar
qualified person. The type of connecting wire is H05RN-F or H07RN-F.
2. If the fuse on PC board is broken please change it with the type of T. 3.15A/250V.
3. The wiring method should be in line with the local wiring standard.
4. After installation, the power plug should be easily reached.
5
6.Easily-demount cleaning of indoor unit
1.Top inlet can be taken down
Open the inlet grille, press the claw of the clip on the unit,then
take down the top inlet.(according to figure 1)
2.Vertical flap can be taken down
Overturn the vertical flap, press the claw of the clip ,then take
down vertical flap.(according to figure 2)
3.Horizontal louvers can be taken down
After taking down vertical flap.Horizontal louvers are appeared,draw
the middle louver,and take down the horizontal louvers .
(according to figure 3)
5. A breaker should be incorporated into fixed wiring. The breaker should be all-pole switch and the distance
between its two contacts should be not less than 3mm.
claw of the clip
Figure 1
Figure 2
Daff
Figure 3
BRN
WHT
BLK
RED
YEL/GRN
BRN
WHT
BLK
RED
YEL/GRN
Indoor unit
Outdoor unit
HSU-09H03/R(QXF)
HSU-12H03/R(QXF)
HSU-09H03/R(DB)
HSU-12H03/R(DB)
HSU-09C03/R(DB)
HSU-12C03/R(DB)
YEL/GRN
YEL/GRN
Indoor unit
Outdoor unit
RED
RED
BLK
BLK
WHT
WHT
Two ways for the installation of indoor part, as illustrated:
Way One : When the pipes go from the back of the indoor unit, you can connect the fresh air tube with the outlet joint
on the two sides of the frame,and then fix it at the pipe exit of the frame
Way Two : When installing the side outlet pipe,connect the fresh tube and the outlet joint ,and then fix it on the left side
or right side of the frame.Outlet pipe is connected with the pipe hole cover by the pipe lid.
5.Installation instruction on the indoor part of the fresh air device
Installation way One
Installation way Two
See the Installation from the fresh air sets for the installation of outdoor unit.
Connecting wiring:
5G1.0mm
2
+1x0.75mm
2
Connecting wiring:
3G1.5mm
2
+2x0.75mm
2
Power cable:
3G1.5mm
2
Lid for right piping
Lid for left piping
Change-for-fresh-air tube
Drain hose
Fix with adhesive tape
Outlet joint
Fresh air tube
Outlet joint
(in guard ring)
Guard ring
To indoor unit
To outdoor fresh air motor
The connecting method of
fresh air box signal wire
For the units with
fresh air function
Power cable:
3G1.5mm
2
