5. Drainage piping work
Fig. 5-2
6. Electrical work
L
Fig. 6-1
Fig. 5-1
Fig. 5-3
• 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 outfl ow
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 fi eld 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 Stopper
G Instertion length 37mm
5. Check for correct drainage. (Fig. 5-3)
* Fill the drain pan with water of about 1 L 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
junction box.
A means for the disconnection of the supply with an isolation switch, or similar de-
vice, in all active conductors shall be incorporated in the fi xed wiring.
* Label each breaker according to purpose (heater, unit etc.)
A Cover
B Set screws (2 pcs)
C Set screws (Beam)
D Wiring clamp
E Control board
F Wire service entrance
G Terminal block for power supply
6.2.Power supply wiring
• Install an earth line longer than other cables.
• Power supply codes of appliance shall not be lighter than design 60245 IEC 53
or 60227 IEC 53.
• A switch with at least 3 mm contact separation in each pole shall be provided by
the air conditioner installation.
Power cable size : more than 1.5mm² (3-core)
► Use earth leakage breaker (NV).
For breaker, means shall be provided to ensure disconnection of all active phase
conductors of the supply.
H Terminal block for transmission cable
I Address board
J Terminal block for MA Remote controller
i Secure with the wiring clamp.
5