Assembling And Installing The Combi Switchbox (Linear Actuator) - GEM 4242 Operating Instructions Manual

9.2.4 Assembling and installing the combi switchbox (linear
actuator)
Danger of explosion
▶ Risk of death or severe injury.
Do not use the product as a step or
●
foothold.
Prior to commissioning, ensure that
●
the cover is fully closed and that the
housing and the O-ring are not dam-
aged.
M16 x 1 - WAF 24
M12 x 1 - WAF 20
The thread size depends
on the valve to which
the combi switchbox
is mounted.
1. Move the actuator into the OPEN position.
2. Guide the product as far as it will go into the actuator
opening, the adapter 3 (see "Threaded adapter assembly
(linear actuator)", page 16) or the stroke limiter 1 (see "As-
sembling the stroke limiter (linear actuator)", page 16) and
screw in clockwise against the initial spring tension.
3. Use the spanner flat of the travel sensor to tighten the
product.
4. Turn the housing clockwise to align the pneumatic or elec-
trical connections.
5. Connect the product electrically.
6. Connect the product pneumatically.
Incorrect installation of the product.
▶ Damage to the housing.
Only tighten the product using the spanner flats provided
●
for this purpose.
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DANGER
6
CAUTION
Wrong mounting kit
▶ If no initial spring tension can be felt, it may be the case
that the wrong mounting kit with too short an operating
bush has been used.
▶ If the spring locks and the positioner cannot be correctly
mounted on the valve, it may be the case that the wrong
mounting kit with too long an operating bush has been
used or that a required adapter has not been used.
In both cases, check that the mounting kit parts are being
●
used correctly and in their entirety.
7. The product with mounting kit is fully assembled.
8. The product with mounting kit and adapter is fully as-
sembled.
9. The product with mounting kit and stroke limiter is fully
assembled.
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9 Assembly and installation
NOTICE
GEMÜ 4242