Inspection And Maintenance; Spare Parts; Fitting/Removing Spare Parts - GEM 671 Operating Instructions Manual

14 Inspection and maintenance

The equipment is subject to pressure!
▶ Risk of severe injury or death
Depressurize the plant.
●
Completely drain the plant.
●
Hot plant components!
▶ Risk of burns
Only work on plant that has cooled
●
down.
Servicing and maintenance work must only be performed
●
by trained personnel.
Do not extend hand lever. GEMÜ shall assume no liability
●
whatsoever for damages caused by improper handling or
third-party actions.
In case of doubt, contact GEMÜ prior to commissioning.
●
1. Wear appropriate protective gear as specified in the plant
operator's guidelines.
2. Shut off plant or plant component.
3. Secure against recommissioning.
4. Depressurize the plant or plant component.
The operator must carry out regular visual examination of the
valves dependent on the operating conditions and the poten-
tial danger in order to prevent leakage and damage. The valve
also has to be disassembled in corresponding intervals and
checked for wear (see "Fitting/removing spare parts").
▶ Service and maintenance:
Depending on the operating conditions, regrease the
threaded spindle, especially a valve that is autoclaved.

14.1 Spare parts

21
18
19
20
www.gemu-group.com
WARNING
CAUTION
CAUTION
NOTICE
19
18
Item
A
1
2
18, 19, 20, 21 Screw connection kit

14.2 Fitting/removing spare parts

14.2.1 Valve disassembly (removing actuator from body)
1. Move the actuator A to the open position.
2. Remove the actuator A from the valve body 1.
3. Move the actuator A to the closed position.
Important:
▶ Clean all parts of contamination (do not damage the
parts during cleaning) following removal. Check parts for
potential damage; replace if necessary (only use genuine
parts from GEMÜ).
14.2.2 Removing the diaphragm
▶ Before removing the diaphragm, please remove the actu-
ator, see "Valve disassembly (removing actuator from
body)".
1. Unscrew the diaphragm.
A
2. Clean all parts of remains of product and contaminants.
Do not scratch or damage parts during cleaning!
3. Check all parts for potential damage.
2
4. Replace damaged parts (only use genuine parts from
GEMÜ).
1
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14 Inspection and maintenance
Name
Actuator
Body
Diaphragm
NOTICE
NOTICE
A
2
1
Order designation
9611
9671
K600
K612
600...M
611 S30
671 S30
GEMÜ 611/671