Drainage Piping Work; Electrical Work - Mitsubishi Electric MR. SLIM PCA-RP-HAQ Installationshandbuch

5. Drainage piping work

Drain pan
Band
Unit (Drain hole)
Matching
Drain hose
Drain tubing cover
Fig. 5-1

6. Electrical work

Fig. 6-1
6.1.1. Indoor unit power supplied from outdoor unit
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
<For models without heater>
L
N
S1
S2
S3
* Affix a label A that is included with the manuals near each wiring diagram for the indoor and outdoor units.
6
Rear panel
Independent piece
On site drain pipe (VP25)
Insertion margin: 25 mm
Inspection hole
Terminal block cover
Set screws
Wiring clamp
Pull
Terminal block for indoor and outdoor
units connection
Terminal block for remote controller
Grounding cable connector
T.B.box
Wire service entrance
<For models with heater>
S1
S2
S3
1
2
Installing procedures
1. Remove the independent piece (2 screws) of the indoor unit.
2. Attach the band supplied with the unit to the drain hose
3. Connect the drain hose
4. Connect the field drain tubing (VP 25/O.D. ø32 PVC TUBE) to the drain hose
.
5. Tighten the band in 2 places.
6. Wrap the drain tubing cover
7. Install the independent piece.
8. Check for correct drainage.
* Fill the drain pan with water of about 1 L from the tubing sensor access port.
* After checking for correct drainage, replace the tubing sensor access port cover.
6.1. Electric wiring (Fig. 6-1)
Wiring procedures
1. Insert all electrical wires into the unit.
2. Remove the terminal block cover (1 screw).
3. Connect the electric wires securely to the corresponding terminals.
4. Replace the terminal block cover.
5. Tie the electric wires with the local wiring clamp located in the right side of the
junction box.
Warning:
Never splice the power cable or the indoor-outdoor connection cable, otherwise
it may result in a smoke, a fire or communication failure.
1:1 System
L L
N N
S1 S1
S2 S2
S3 S3
1
2
.
to the drain hole of the unit.
supplied with the unit.
Outdoor unit power supply
Earth leakage breaker
Wiring circuit breaker or isolating switch
Outdoor unit
Indoor unit/outdoor unit connecting cords
Remote controller
Indoor unit
Heater power supply