Mitsubishi Electric CITY MULTI PLFY-WL-NEMU-E Serie Manual De Instalación página 6

3. Connecting drain pipe
1
65 ft
5 to 7 ft
A
B
2
K
B
3
E
D
F F
H
F
A C K
1/4 1-3/16 1-3/16
D E
C
I
en
4
Max. 6 inch
C
F
L
M
D
D
F
G
I
Fig. 3-1
(inch)
C
F H A
9/32
G
23/32
B
J
Fig. 3-2
3.1. Drainage piping work (Fig. 3-1)
• The indoor parts of the drain pipe should be wrapped with polyethylene foam
insulation materials (specifi c gravity of 0.03, thickness of 9 mm, 11/32 inch or more).
• Use VP25 (O.D. ø32 mm, 1-1/4 inch PVC TUBE) for drain piping and provide 1/100
or more downward slope.
J
• Be sure to connect the piping joints using a PVC type adhesive.
• Observe the fi gure for piping work.
1 Correct piping
2 Wrong piping
Do not place an air bleeder, it may cause overfl owing of drainage, K
Do not place a raised pipe on the piping, L
Do not place odor traps on the piping, M
3 Grouped piping
• Use the included drain hose to change the extraction direction.
A
Insulation (9 mm, 11/32 inch or more)
B
Downward slope (1/100 or more)
C
Support metal
D
O.D. ø32 mm, 1-1/4 inch PVC TUBE
E
Make it as large as possible
(about 100 mm, 3-15/16 inch)
F
Indoor unit
1. Connect the drain socket (supplied with the unit) to the drain port. (Fig. 3-2)
(Fix the tube using PVC adhesive then secure it with a band.)
2. Install a locally purchased drain pipe (PVC pipe, O.D. ø32 mm, 1-1/4 inch).
(Fix the pipe using PVC adhesive then secure it with a band.)
3. Check that drain fl ows smoothly.
4. Insulate the drain port and socket with insulating material, then secure the material
with a band. (Both insulating material and band are supplied with the unit.)
5. Insulate the tube and pipe. (PVC pipe, O.D. ø32 mm, 1-1/4 inch)
H
A
Main unit
B
Insulating material
C
Band
D
Drain port (transparent)
E
Insertion margin
F
G Matching
9/32
G
Make the piping size large for grouped
piping.
H
Downward slope (1/100 or more)
I
O.D. ø38 mm, 1-1/2 inch PVC TUBE for
grouped piping
(9 mm, 11/32 inch or more insulation)
J
Up to 850 mm, 33-7/16 inch
G
Drain pipe (O.D. ø32 mm, 1-1/4 inch PVC TUBE)
H
Insulating material (purchased locally)
I
Transparent PVC pipe
J
O.D. ø32 mm, 1-1/4 inch PVC TUBE
(Slope 1/100 or more)
K
Drain socket