Part 3
max. drop:15m
A
B
C
D
E
F
below 2m
over 200mm
L3
below 2m
outdoor is lower, max. drop is 40m
over 200mm
outdoor is uppper,max. drop is 50m
max. drop:5m
outdoor
1
L1＜10m
L2
L4
L2+L3
＜10m
L6
L7
L8
L9
L10
L11
L12
L13
L15
L14
L5
L1
L7+L14+L13＜40m
outdoor
2
outdoor
3
when the distance between outdoors is
over 2m, the oil trap must be set (upright
projecting pipe, 200mm high)
Max.
length
Pipe in above figure
Single way total
pipe length
300
L1+L2+ L3+ L4+ L5+ L6+
L7+L8+ L9+ L10+ L11+ L12+
L13+ L14+ L15
Single way max.
pipe length
150 L1+L2+ L3+ L5+ L7+ L14+ L13
Max. pipe length
after 1
st
branch
pipe
40 L7+L13+L14
Main pipe actual
length
90 L5
Height difference
between indoors
15 ————
Height difference
between
outdoors
5 ————
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