Service Work For Version With Type 3379 Actuator - Samson 3349 Mounting And Operating Instructions

Servicing
9.6 Service work for version
with Type 3379 Actuator
See Fig. 9-5
Î Before performing any service work,
preparations must be made to the control
valve (see section 9.3).
Î After all service work is completed, check
the control valve before putting it back
into operation (see 'Testing the installed
valve' in the 'Installation' section).
Legend for Fig. 9-3 to Fig. 9-7
1 Body
2 Plug
3 Plug stem
5.1 Stem seal
5.2 Threaded bushing
6.1 Threaded pin
6.2 Retaining washer
15 Spring
19 Washer
20.3 Valve bonnet for micro-flow valve
version with Type 3379 Actuator
9-8
21 Standard valve bonnet with Type 3379
Actuator
23 Packing
24 Diaphragm
34 Screw
36 Screw plug or nipple
39 Gasket
40 Pipe
41 Bearing
42 Spacer of stem seal (micro-flow valve
version only)
43 Snap ring
EB 8048-2 EN