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GEMÜ 543
Positioner (Code S0)
14 Inspection and maintenance
14 Inspection and maintenance
WARNING
The equipment is subject to pressure!
▶
Risk of severe injury or death.
●
Depressurize the plant.
●
Completely drain the plant.
CAUTION
Use of incorrect spare parts!
▶
Damage to the GEMÜ product.
▶
Manufacturer liability and guarantee will be void.
●
Use only genuine parts from GEMÜ.
CAUTION
Hot plant components!
▶
Risk of burns!
●
Only work on plant that has cooled
down.
NOTICE
Exceptional maintenance work!
▶
Damage to the GEMÜ product.
●
Any maintenance work and repairs not described in
these operating instructions must not be performed
without consulting the manufacturer first.
The operator must carry out regular visual examination of the
GEMÜ products depending on the operating conditions and
the potential danger in order to prevent leakage and damage.
The product also must be disassembled and checked for
wear in the corresponding intervals.
1. Have servicing and maintenance work performed by
trained personnel.
2. Wear appropriate protective gear as specified in plant op-
erator's guidelines.
3. Shut off plant or plant component.
4. Secure plant or plant component against recommission-
ing.
5. Depressurize the plant or plant component.
6. Actuate GEMÜ products which are always in the same
position four times a year.
7. If necessary, the end position counter
User
can be reset
after maintenance or other changes under parameter
Cycle Counter.
14.1 Spare parts
1
A
a
b
c
14
e
4
d
Item
Name
Order description
1
Valve body
K514… (DN6 – DN15)
K550… (DN15 – DN25)
4
Sealing washer
543…SVS…
14
Shut-off seal
A
Actuator
9543…
a
Union nut
-
b
Spindle
-
c
Valve plug
-
d
Retaining washer
-
e
Nut
-
14.2 Removing the actuator
1. Move the actuator
A
to the open position.
2. Undo union nut
a
.
3. Lift actuator
A
off valve body
1
.
4. Clean all parts of contamination (do not damage parts
during cleaning).
5. Check parts for potential damage, replace if necessary
(only use genuine parts from GEMÜ).
