Figure No. 2 Anti-Back Draft Valve
ITEM
GROUP ITEM
ITEM
GROUP ITEM
ITEM
GROUP ITEM
NO.
NAME
NO.
NAME
NO.
NAME
1
01
PIN
8
01
RIVET
14
01
HOUSING AY
2
01
WASHER
9
01
SUPPORT
15
01
GASKET
3
01
PIN
10
01
NUT
16
01
GASKET
4
01
DAMPER AY
11
01
SCREW
17
01
GASKET
5
01
RIVET
12
01
COUNTERWEIGHT
18
01
RIVET
6
01
HINGE
13
01
GRILLE AY
19
01
HINGE
133