Setting The Closing And Opening Stroke Limiter (Gemü 650 1Tl/650 2Tl) - GEM 650TL Operating Instructions Manual

13 Stroke limiter and seal adjuster
13.2 Setting the closing and opening stroke limiter
(GEMÜ 650 1TL/650 2TL)
Preparation for setting
1. Pull off protective cap a.
2. Move the actuator out of the end positions to enable the
handwheel to be rotated in both directions.
Releasing the stroke limiter
3. Turn stroke limiter b upwards in an anticlockwise direction
until the male thread is visible.
Releasing the seal adjuster
4. Turn seal adjuster c downwards in a clockwise direction
until it stops.
Setting the seal adjuster
5. Move the valve to the desired CLOSED position by operat-
ing the handwheel.
6. Turn seal adjuster c upwards in an anticlockwise direction
until it stops.
GEMÜ 650TL
a
b
c
c
30 / 42
Setting the stroke limiter
7. Move the valve to the desired OPEN position by operating
the handwheel.
8. Turn stroke limiter b downwards in a clockwise direction
until it stops.
ð The seal adjuster must not turn with it during this pro-
cess.
Completing the settings
9. Put protective cap a in place and align the flats by a light
twisting movement.
10. Press protective cap a down.
b
a
www.gemu-group.com