KEY to fig. 7-1.
8.
Metal gasket
16.
Plain washer
1. Nut
9.
Butterfly valve
17.
Bolt
24.
Bolt
2. Bolt
10.
Nut
18.
Flexible pipe
25.
Heat manifold duct
3. Flat washer
11.
Flat washer
19.
Coupling-clamp
26.
Gasket
4. Shielding support
12.
Bolt
20.
Gasket
27.
Tube assembly
5. Shielding tube
13.
Washer
21.
Gasket
28.
Tee
6. Sleeving
14.
Metal tube
22.
Nut
29.
Nut
7. Coupling-clamp
15.
Nut
23.
Plain washer
30.
Packing
7-3
