4. Installing the refrigerant piping
<Limits of refrigerant piping installation>
A+B+C(+D)(+E) 70 m
* "D" is for triple.
* "E" is for four (quadruple).
Fig. 4-8
5. Drainage piping work
Outdoor unit drainage pipe connection
When drain piping is necessary, use the drain socket or the drain pan (option).
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.
A Power supply terminal block (L1, L2, L3, N,
B Indoor/outdoor connection terminal block (S1, S2, S3)
C Service panel
D Clamp
* Clamp the cables so that they do not contact the center of the service panel or the gas
valve.
* In case of PEA-200, 250
PUHZ-200, 250
A Indoor unit
B Outdoor unit
C Multi distribution pipe (option)
D Height difference (Indoor unit-
Outdoor unit) Max. 30 m
E Height difference (Indoor unit-
Indoor unit) Max. 1 m
A: Main piping
B, C, D, E: Branch piping
| B–C |
| B–D |
8 m
| C–D |
Note: If the protective sheet for the
electrical box is removed dur-
ing servicing, be sure to rein-
stall it.
)
PEA-200, 250
4.7. For twin/triple/quadruple combination (Fig. 4-8)
• When this unit is used as a FREE COMPO MULTI unit, install the refrigerant
piping with the restrictions indicated in the drawing on the left. In addition, if the
restrictions are going to be exceeded, or if there are going to be combinations of
indoor and outdoor units, refer to installation instructions for the indoor unit for
details about the installation.
Outdoor unit
P200
P250
Outdoor unit
P200
P250
Drain socket
Drain pan
* Except PEA-RP200, 250, 400, 500GA
For Heater
For Power
For Heater
For Power
A Power supply
B Earth leakage breaker
C Circuit breaker or local switch
D LCD remote controller
E Outdoor unit
F Indoor unit
G Power cable wiring
H Indoor/Outdoor connection wiring
I Grounding
Fig. 6-1
Permissible total
Charge-less
piping length
piping length
A+B+C+D+E
A+B+C+D+E
70 m and less
30 m and less
| B-C | or | B-D | or
| B-E | or | C-D | or
No. of bends
| C-E | or | D-E |
8 m and less
Within 15
PAC-SG61DS-E
PAC-SG64DP-E
* W ith Heater
model only
A Indoor unit
B Outdoor unit
C Remote controller
D Main switch (Breaker)
E Earth
For Heater
For Heater
For Heater
7