Gemü 567 BioStar control Betriebsanleitung Seite 76

12 Inspection and maintenance
12.1.2 Mounting the actuator on the distance piece
1. Move the actuator A to the open position.
2. Place actuator A on distance piece 11.
3. Place washers 17 and cap nuts 18 on stud bolts 16 and
position by hand.
4. Tighten cap nuts 18 diagonally (tightening torque: 16–
20 Nm).
12.1.3 Removing the actuator with the distance piece
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.
Corrosive chemicals!
▶ Risk of caustic burns.
Wear suitable protective gear.
●
Completely drain the plant.
●
Use of incorrect spare parts!
▶ Damage to the GEMÜ product.
▶ Manufacturer liability and guarantee will be void.
Use only genuine parts from GEMÜ.
●
Valve is no longer functioning correctly
▶ Damaged parts are reused.
Remove and clean all parts, check for damage and re-
●
place if necessary.
GEMÜ 567
WARNING
CAUTION
WARNING
CAUTION
CAUTION
A
18
17
16
1
1. Undo the cap nuts 18 from the stud bolts 16.
2. Remove the washers 17.
3. Remove the actuator A, including the distance piece 11,
from the valve body 1.
ð Do not damage the sealing surface!
12.1.4 Mounting the actuator with the distance piece
1. Place actuator A and distance piece 11 on valve body 1.
2. Place washers 17 and cap nuts 18 on stud bolts 16 and
position by hand.
3. Tighten cap nuts 18 diagonally (tightening torque: 16–
20 Nm).
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18
17
11
16
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