Wiring Instructions For The Outdoor Unit - Sanyo SAP-KMRV74EH Installation Instructions Manual

5-5. Wiring Instructions for the Outdoor Unit

CAUTION
Be sure to correctly align inter-unit cables A, B, C and D.
G
Indoor unit A
A is the indoor unit with
refrigerant tubing that is
1 2 3
connected to service valve
A (bottom) of the outdoor unit.
Indoor unit B
"B" is the indoor unit with refrigerant
tubing that is connected to
1 2 3
service valve B (second from
the bottom) of the outdoor unit.
Indoor unit C
C is the indoor unit with refrigerant
tubing that is connected to
1 2 3
service valve C (third from the
bottom) of the outdoor unit.
Indoor unit D
D is the indoor unit with
refrigerant tubing that is
1 2 3
connected to service valve
D (top) of the outdoor unit.
Use a dedicated Air Conditioner circuit for power.
G
To make connections to the outdoor unit, remove the
G
inspection panel and tubing panel.
Do not bring the inter-unit cables or power cable into
G
contact with tubing or service valves.
Use outdoor unit cable fasteners and fasten the
G
inter-unit cables at the location where the cables are
double-sheathed.
Arrange the wiring so that the inter-unit cables are
G
contained in the inspection panel and tubing panel,
as shown in Fig. 31.
1 2 3 4 5 6 7 8 9 10 11 12
Terminal board
Inter-unit cables
ø1.0 (not provided)
Label A
A
Terminal board
Inter-unit cables
ø1.0 (not provided)
Label B
B
Terminal board
Inter-unit cables
ø1.0 (not provided)
Label C
C
Terminal board
Inter-unit cables
ø1.0 (not provided)
Label D
D
Outdoor unit
Terminal board
1 2 3
Be sure to apply the provided labels to both
ends of the inter-unit cables to prevent mis-
wiring. The units will not function if the wiring
connections are incorrect.
Fig. 31
22
Power:
Single-phase,
220/240VAC 50HZ
Power switch
(not provided)
Ground
Power cable (not provided)
(ø3.5 mm: Less than 26 m)
Be sure to perform grounding.
Attach a ground wire to either the
outdoor unit or indoor unit.
If there is a grounding terminal
inside the room, use the grounding
screw inside the indoor unit.