Airwell YCV280, Installation And Maintenance Instructions Manual

Page: 262 / 412

c. Allowable pipe length and height difference
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+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 ————
outdoor3
outdoor2
over 200mm
over 200mm
below 2m
below 2m
L7+L14+L13
＜
40m
L1
L5
L14 L15
L13 L12
L11
L10
L9
L8
L7
L6
L2+L3
＜
10m
L4
L3
L2
L1
＜
10m
outdoor1
ma
x
. d
ro
p
:5
m
o
u
td
o
o
r
is
lo
we
r,
m
a
x
.
dr
op
is 40m
m
ax
. dr
op
:15m
o
u
td
o
o
r
is
up
pp
er
,m
ax
. dr
op
is
50m
when the distance between outdoors is over
2m, the oil trap must be set (upright projecting
pipe, 200mm high)
268