Mitsubishi Electric CMB-WM108V-AA Service Handbook page 29

[ I Read Before Servicing ]
Figure 2
Minimum floor area requirement (height from floor to HBC controller = 1.8 m)
Table 1
Examples of floor area calculation
Installation in the ceiling space in Room B (Ceiling made of low-breathable material)
Installation in the ceiling space in Room B (Ceiling made of highly breathable material)
Installation in Room B
Table 2
Spaces where ignition sources should not be placed
Installation in the ceiling space in Room B (Ceiling made of low-breathable material)
Installation in the ceiling space in Room B (Ceiling made of highly breathable material)
Installation in Room B
Figure 3
Installation example
Ceiling space
HWE1708A
500
450
400
350
300
250
200
150
100
50
0
0
Installation type
Installation type
Refrigerant pipe
A
Room
Height from the floor to HBC controller (H) ≥ 1.8 m
Installation "Good"
Installation "NG"
5 10 15 20 25 30
System refrigerant amount [kg]
HBC controller
Ceiling
B
Room
- 20 -
35 40
Calculation of floor areas
Floor area of Room A + Floor area of Room B
Floor area of Room B
Floor area of Room B
No ignition source spaces
Ceiling space
Ceiling space + Room B
Room B
Space shielded by a firewall
C
Room
GB