39
Electrical Connections and Commissioning
Adjusting the Position Detecting Devices
Adjusting the Proximity Switch in the Lantern on Double-Disks Without
Balancer
This section only applies for double-disks without balancer on VARIVENT valves D, R, Y
and B.
Fitting the proximity
switch holder
Carry out the following steps:
1.
Preassemble sliding piece (1), countersunk screw (3) and nut NI (2).
2.
Insert the preassembled part in the slot (4.1) in the lantern (4) with the mounting
hole (1.1) facing in the direction of the housing (5).
3.
Turn the nut NI (2) in the slot (4.1) in the lantern through 90° and tighten with the
countersunk screw (3).
Adjusting the prox-
imity switch holder
Carry out the following steps:
1.
Screw the adjusting screw (6) into the proximity switch holder down to the cleaning
connection (7).
2.
By slightly slackening the countersunk screw, position the proximity switch holder in
the slot in the lantern so that the point of the adjusting screw (6) rests on the
shoulder of the cleaning connection in the direction of the actuator (A).
3.
Fix the proximity switch holder in position with the countersunk screw (3).
