Samson 43-1 Mounting And Operating Instructions page 17

Type 2432 Valve (male thread)
Legend
1 Valve body
Connection nut with seal and
1.1
welding end
2 Seat
3 Plug balanced by a piston
4 Plug stem
5 Valve spring
7 Set point spring
8 Set point adjuster
9 Operating bellows
10 Capillary tube
12 Pin of operating element
13 Operating element
14 Lead-seal hole
15 Coupling nut
16 Screw
17 Gasket
18 Packing
19 Temperature sensor
20 Thermowell
Fig. 4: Functional diagram, regulators, DN 15 to 25 balanced by a piston
EB 2171 EN
Type 43-2
1.1
14
Design and principle of operation
Type 2431 Valve (female thread)
Type 2430 Control Thermostat
Type 43-1
2
1
3
5
4
3
15
10
7
16
8
17
18
20
19
9
12
13
17