Mitsubishi Electric City Multi CMH-WM250V-A Installation Manual page 4

[Fig. 4.1.2]
(1) When routing the pipes through the front of the unit
<A> <B>
B
(3) Pipe connection port and connecting pipe
[Fig. 4.3.1]
Ⓒ
Ⓑ
Ⓐ
Ⓓ
Ⓔ
[Fig. 4.4.1]
A
B
1
4
(2) When routing the pipes through the bottom of the unit
A
C
A Steel wire
B pipe
C Oily mastic asphalt or asphalt
D Insulation material A
E Outer covering B
C
D
4.1
<A> <B>
C
4.3
Glass fiber + Steel wire
Insulation
material A Adhesive + Heat-resistant polyethylene foam + Adhesive tape
Indoor
Outer
Under the floor and exposed
covering B
Outdoor
* If a polyethylene cover is used as an outer covering, asphalt roofing is not necessary.
4.4
C C
A Downward slope 1/100 or more
B Drain hose
E
C Unit
D Collective piping
E Maximize this length to approx. 10 cm
* A drain pan is separately sold (for indoor use only).
2
<A> Liquid side
<B> Gas side
A Refrigerant piping
B Elbow
C On-site piping
Vinyl tape
Waterproof hemp cloth + Bronze asphalt
Waterproof hemp cloth + Zinc plate + Oily paint