4. Installing the refrigerant piping
A+B+C
75m, 245 ft
Fig. 4-8
5. Drainage piping work
Optional parts only for HA30, HA36
Outdoor unit drainage pipe connection
When drain piping is necessary, use the drain socket or the drain pan (option).
Drain socket *
Drain pan *
* Do not use the drain pipe in cold climates as it may freeze.
6. Electrical work
6.1. Outdoor unit (Fig. 6-1, Fig. 6-2)
1 Remove the service panel.
2 Wire the cables referring to the Fig. 6-1 and the Fig. 6-.
L1 L2 GR
S1
S2
S3
For Power
For Power
B
C
A
| B–C |
8m, 26 ft
PAC-SH71DS-E
PAC-SG64DP-E
S1
S2
S3
Indoor unit
Outdoor unit
Remote controller
Main switch (Breaker)
Earth
Fig. 6-1
4.7. For twin combination
Refrigerant piping limitation of length, height difference are shown in the figure. (Fig.
4-8)
A Indoor unit
B Outdoor unit
C Multi distribution pipe (option)
D Height difference (Indoor unit-Outdoor unit) Max. 30 m, 100 ft
E Height difference (Indoor unit-Indoor unit) Max. 1 m, 3 ft
A: Main piping
B,C: Branch piping Max. 0 m, 65 ft
Earth terminal
Terminal block
Clamp
Service panel
Wire the cables so that they do not
contact the center of the service
panel or the gas valve.
Fig. 6-2
CONDUIT PLATE : accessory
■
HA30, HA36
L1
L2
GR
S1 S2 S3
■
HA42
L1
L2
GR
S1 S2 S3
7