Replacing The Set Point Springs - Samson 41-23 Mounting And Operating Instructions

Servicing
9.3.2 Replacing the set point
springs
Î Refer to Fig. 9-1
Removing the set point springs
1. Put the regulator out of operation (see
the 'Decommissioning' section).
2. Completely relieve the tension from the
set point springs (7) by turning the set
point adjuster (6) counterclockwise ().
WARNING WARNING
! !
Stored energy in the set point springs can
cause components to move in an uncon-
trolled manner resulting in injury to hands or
fingers.
3. Unscrew the control line (17).
4. Remove the device from the pipeline
5. Unlock the cotter pin (20) on the travel
stop cap.
6. Remove the actuator (10) from the valve
(see section 9.3.1).
7. Unscrew the nuts (8.2) on the crossbeam.
Remove the crossbeam (8).
8. Remove the travel stop cap with cotter
pin (20) and spring plate (7.1).
9. Lift off the set point springs (7).
9-6
Mounting the set point springs
1. Place the set point springs (7) on the set
point adjuster (6).
2. Place on the spring plate (7.1) and the
travel stop cap with cotter pin (20).
Place the crossbeam (8) on the pillars
(8.1) and fasten with the nuts (8.2). Ob-
serve the tightening torques specified in
the the Annex.
3. Mount the actuator (10) (see sec-
tion 9.3.1). Observe the tightening
torques specified in the the Annex.
4. Lock the cotter pin (20) on the travel stop
cap.
5. Install the regulator into the pipeline.
6. Screw on the control line (17). Observe
the tightening torques specified in the the
Annex.
7. Put the regulator into operation (see the
'Operation' section).
Note
Change the nameplate and configuration ID
after changing the set point range.
EB 2512 EN