Connecting The Control Medium; Assembly / Disassembly Of Spare Parts; Valve Disassembly (Removing Actuator From Body); Removing The Diaphragm - GEM 656 Installation, Operating And Maintenance Instructions

10.3 Connecting the
control medium
Important:
Connect the control medium lines
tension-free and without any bends
or knots!
Use appropriate connectors
according to the application.
Thread size of the control medium
connectors: G1/4
Control function
1 Normally closed (NC)
2 Normally open (NO)
3 Double acting (DA)
For connectors 2 / 4 see pictures on page 28
11 Assembly / disassembly
of spare parts
A
20
1
Connectors
2: Control medium (open)
4: Control medium (close)
2: Control medium (open)
4: Control medium (close)
18
19
2
11.1 Valve disassembly (removing
actuator from body)
1. Move actuator A to the open position.
2. Remove actuator A from valve body 1.
3. Move actuator A to the closed position.
Important:
After disassembly, clean all parts
of contamination (do not damage
parts). Check parts for potential
damage, replace if necessary (only
use genuine parts from GEMÜ).
11.2

Removing the diaphragm

Important:
Before removing the diaphragm,
please remove the actuator, see
"Valve disassembly (removing
actuator from body)".
1. Unscrew the diaphragm 2.
2. Clean all parts of the remains of product
and contamination. Do not scratch or
damage parts during cleaning!
3. Check all parts for potential damage.
4. Replace damaged parts (only use
genuine parts from GEMÜ).
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