Toshiba MCY-MUG0401HSW-E Service Manual page 114

[1] [Confirmation of installation space and floor area]
• Make sure that each indoor unit meet the installation height and floor area specified by indoor unit type and the
total system refrigerant amount.
• Please refer to the numerical values of line A and line B in the graphs below.
15
14
13
12
11
10
9
(c)
8
7
6
5
4
3
2
5 20
Minimum floor area A
Ceiling mounted type include duct type
15
14
13
12
11
10
9
(c)
8
7
6
5
4
3
2
5 20
Minimum floor area A
Wall mount and under ceiling type
Other than the lowest
basement floor
Area (a) No safety measured required.
Area (b) Leak detector required.
Leak detector and safety shut-
Area (c)
off valve required.
Area (d) Installation not permitted.
(d)
Line B
Line A
(b)
(a)
35 50 65 80
2
[m ]
min
(d)
Line B
(b)
(a)
35 50 65 80
2
[m ]
min
No safety measured required.
Leak detector and safety
shut-off valve required.
Installation not permitted.
Installation not permitted.
95 110
Line A
95 110
The lowest floor of the basement
113
Other than lowest
basement floor
The lowest
basement floor
LFL threshold
A large space of LFL/4 or less.
A large space of LFL/4 - LFL/2.
A narrow space of LFL/2 or
more.
Maximum allowable total
refrigerant amount determined
from LFL