Installing Procedures; Drainage Piping Work - Mitsubishi Electric City Multi PCFY-P NKMU-E Serie Manual De Instalación

4. Installing the refrigerant piping
Fig. 4-3

5. Drainage piping work

Fig. 5-2
6
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4.3. Indoor unit (Fig. 4-3)

Installing procedures

1. Slide the supplied pipe cover 2 over the gas tubing until it is pressed against the
2. Slide the provided pipe cover 3 over the liquid tubing until it is pressed against
3. Tighten the pipe covers 2 and 3 at the both ends 3/4 in. (20 mm) with the sup-
• For left side tubing, be sure to insert the rubber plug into the right drain port. (Fig.
• Use VP-20 (O.D. ø26 (1") PVC TUBE) for drain piping and provide 1/100 or more
• After completion of work, check that correct drain is available from the outflow
Fig. 5-1
Installing procedures (Fig. 5-2)
1. Attach the joint socket 5 supplied with the unit to the drain port on the unit with a
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
4. Wrap the drain tubing cover 7 supplied with the unit. (Seam taping)
5. Check for correct drainage. (Fig. 5-3)
* Fill the drain pan with water of about 1/4 gal (1 L) from the air outlet.
Fig. 5-3
sheet metal inside the unit.
the sheet metal inside the unit.
plied bands 4.
A Gas tubing E Pipe cover 3
B Liquid tubing F Press the pipe cover against the sheet metal.
C Band 4 G Refrigerant tubing heat insulating material
D Pipe cover 2
5-1)
downward slope.
port of the drain tubing.
A Drain pan
B Plug
C Insert the driver etc.in the plug deeply.
vinyl chloride adhesive.
adhesive.
A Drain pan
B Drain tubing
C Socket cover 6
D Joint socket 5
E Drain tubing cover 7
F Stopper
G Instertion length 1-15/32 in. (37 mm)