Sanyo MINI ECO-i XHX1252 Service Manual & Test Run Service Manual page 67

4. System Controller (SHA-KC64UG)
Basic wiring diagram
CAUTION
Outdoor
unit-1
1 2
2
1
In.-1
1 2
1 2
Remote
controller
Ensure that wiring connections are correct. (Incorrect wiring will
damage the equipment.)
Outdoor
Outdoor
unit-2 unit-3
1 2
1 2
System
Power supply
controller
( 60 Hz, 208/230 V)
C1 L1
C2 L2
C3
C4
Ground
Ground for control wiring
System
Power supply
controller
( 60 Hz, 208/230 V)
C1 L1
C2 L2
C3
C4
Ground
Ground for control wiring
1 2 1
In.-2 In.-3
1 2 1 2
1 2
Remote
controller
1. Lines consisting of dots and dashes (
NOTE
wirings.
2. In. means indoor unit.
3. Up to two system controllers may be connected to one control line system.
Outdoor
unit-m
m : 30
1 2
2 1 2
In.-4
1 2
1 2
Remote
controller
2-49
Remote Control Functions
1 2
n : 64
In.-n
1 2
1 2
Remote
controller
) indicate inter-unit control
2