22
76 60 62 67 82 73
12
1
23
10
31
10
01
24
39
63 92
190
420
750
315
fig. 4
MoDeL KRB
SI
m
mB
RB
R
RS
View from bottom
View from top
G
RB
Secondary return from water cylinder
G
Gas inlet
SI
Trap inspection cap
M
CH system flow
R
CH system return
RS
Discharge cock
MB
Secondary flow to water cylinder