Sanyo CL1251 - Manual (Page 10)

10
3-7. Recommended Wire Length and Diameter
Regulations on wiring diameter differ from locality to
locality. For field wiring requirements, please refer to
your local electrical codes. Carefully observe these reg-
ulations when carrying out the installation.
Refer to the wiring system diagram (Fig. 23)
Refer to your local codes or in the absence of local
codes with the National Electric Code: ANSI/NFPA70.
NOTE INDOOR
INDOOR UNIT
Terminal
Disconnect
switch
(Field supply)
1
2
3 1
2
3
4
5
6
G G
Grounding
line
115V
115V
115V
(Inter-unit)
Power lines
Terminal
OUTDOOR UNIT
Power supply line Single-phase, 115V
Fuse
L
N
INDOOR
INDOOR UNIT
Terminal
Disconnect
switch
(Field supply)
1
2
3
1
2
3
4
5
6
G G
Grounding
line
230/208 V
(Inter-unit)
Power lines
Terminal
OUTDOOR UNIT
Power supply line Single-phase, 230/208 V
230/208 V
230/208 V
Fuse
L1
L2
Fig. 23
CAUTION
● Be sure to connect the power supply line to the
outdoor unit as shown in the wiring diagram. The
indoor unit draws its power from the outdoor
unit.
WIRING SYSTEM DIAGRAM
WARNING
● Be sure to comply with local codes on running
the wire from the outdoor unit to the indoor unit
(size of wire and wiring method, etc.).
● Each wire must be firmly connected.
● No wire should be allowed to touch refrigerant
tubing, the compressor, or any moving part.
● To avoid the risk of electric shock, each air
conditioner unit must be grounded.
WARNING
C0951, CL0951, C1251, CL1251 Models
C1852, CL1852 Models
3-8. Wiring Instructions for Inter-unit Connections
a) Remove the grille. (See 3-4. Remove the Grille to
Install the Indoor Unit on page 8.)
b) Insert the inter-unit wiring (according to local codes)
into the through-the-wall PVC pipe. Run the wiring
toward the indoor side allowing approx. 10 in. (25
cm) to extend from the wall face. (Fig. 24)
CAUTION
Never fix the wiring by any
means before the indoor unit
is fully seated on the rear
panel.
Rear
panel
Wiring
Wall
10 in.
(25 cm)
;;;
;;;
;;; ; ; ; ;; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
;
;
; ; ; ; ; ; ; ; ;; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
;
;
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
; ; ; ; ; ; ; ; ;
Plastic
cover
Fig. 24
01-384 AirCon 12/11/01 4:35 PM Page 10