7
5. Drainage piping work
6. Electrical work
5.1. Drainage piping work (Fig. 5-1)
• For left side tubing, be sure to insert the rubber plug into the right drain port. (Fig. 5-1)
• Use VP-20 (O.D. ø26 (1”) PVC TUBE) for drain piping and provide 1/100 or more
downward slope.
• After completion of work, check that correct drain is available from the outflow port
of the drain tubing.
A
Drain pan
B
Plug
C
Insert the driver etc.in the plug deeply.
Installing procedures (Fig. 5-2)
1. Attach the joint socket
5
supplied with the unit to the drain port on the unit with a
vinyl chloride adhesive.
2. Fasten the socket cover
6
supplied with the unit to the joint socket
5
.
3. Attach the field drain tubing (VP-20) to the joint socket
5
with a vinyl chloride
adhesive.
4. Wrap the drain tubing cover
7
supplied with the unit. (Seam taping)
A
Drain pan
B
Drain tubing
C
Socket cover
6
D
Joint socket
5
E
Drain tubing cover
7
F
Insertion length 37 mm
5. Check for correct drainage. (Fig. 5-3)
* Fill the drain pan with water of about 1000 cc from the air outlet.
6.1. Electric wiring (Fig. 6-1)
Wiring procedures
1. Remove the tapping screw
C
then remove the beam.
2. Remove the (2) tapping screws
B
then remove the electric part cover
A
.
3. Connect the electric wires securely to the corresponding terminals.
4. Replace the removed parts.
5. Tie the electric wires with the local wiring clamp located in the right side of the
electrical box.
A
Cover
H
Grounding cable connector
B
Set screws (2 pcs)
I
Terminal block for Remote controller
C
Set screws (Beam)
i
Secure with the wiring clamp.
D
Wiring clamp
E
Control board
F
Wire service entrance
G
Terminal block for indoor and outdoor units connection
A
B
C
D
E
F
D
H
I
G
i
B
C
A
A
C
F
D
B
E
C
D
B
E
Fig. 5-1
Fig. 5-2
Fig. 5-3
Fig. 6-1
