GF DIASTAR Serie Manual Instrucciones página 57

Maintenance
Fig. 21
 Open housing nut A with a strap wrench, take actuator out, see fig. 21. Use a
strap wrench.
Fig. 22
 Move actuator in "closed" position, see fig. 22.
Fig. 23
 Hold actuator tight and screw diaphragm counter clockwise out of the inner
housing, see fig. 23
 Assemble new diaphragm in the same positon as the old diaphragm:
- Position actuator upright for the first turns thus the membrane holder, may
take the set screw of the diaphragm.
screw new diaphragm clockwise into the inner housing.
-
- Turn the diaphragm back by min. 90°/ max. 360°.
- Realign the bulge of the diaphragm parallel to compression piece.
Diaphragm tabs must be positioned between the narrow guiding bars of the
inner housing.
Instruction Manual
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