4. Installing the refrigerant piping
E
D
A+B+C
75m, 245 ft
Fig. 4-8
5. Drainage piping work
Optional parts only for HA24, 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. 6-2.
B
L1 L2 GR
S1
S2
S3
E
D
For Power
For Power
D
B
A
E
C
E
C
B
A
C
A
A
B
| B–C |
8m, 26 ft
PAC-SH71DS-E
PAC-SG64DP-E
S1
S2
A
S3
E
C
Indoor unit
A
Outdoor unit
B
Remote controller
C
Main switch (Breaker)
D
Earth
E
A
E
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. 20 m, 65 ft
A
B
D
C
E
A Earth terminal
B Terminal block
C Clamp
D Service panel
E 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
■
HA24, HA42
L1
L2
GR
S1 S2 S3
6
en