Gemo B52 Operating Instructions Manual page 45

17.1.1.1 Removing the actuator
Attention!
Manual override
Only
actuate when
power is switched off
1. Disconnect the actuator from the power supply.
2. Remove the protective caps 30.
3. Unscrew the hexagon screws 32.
4. Do not lose the washers 31.
5. The actuator A can be removed from the ball valve body.
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A
SW3
31
32
17.1.1.2 Mounting the actuator
Attention!
Only
actuate when
power is switched off
1. Push the new actuator A onto the ball valve body.
2. Turn the actuator until the hexagon screws 32 can be in-
serted.
3. Tighten the hexagon screws 32 with their washers 31 until
hand tight.
4. Diagonally tighten the hexagon screws 32 evenly until
they are hand tight.
5. Put the protective caps 30 back on.
6. Reconnect the actuator to the power supply.
17.1.2 Replacing the seals
Only use genuine GEMÜ spare parts.
●
When ordering spare parts, specify the complete order
●
number of the ball valve.
1. Remove the actuator (see chapter "Removing the actu-
ator").
2. Bend the tab 12 of the screw locking device downwards.
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17 Inspection/maintenance
Manual override
A
SW3
31
32
NOTICE
12
GEMÜ B52