Mixing pump G 4 X FU 230/400V / Part 2 Overview, operation and service
Operation
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2
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Figure 90: Reverse operation
Operation 400V
1. Turn the main reversing switch (1) to position "0".
2. Turn the booster pump selector switch (2) to the "0" position.
3. Turn the star wheel selector switch (3) to the "0" position.
4. Turn the pump motor selector switch (4) to the "0" position.
5. Switch off the air compressor using the green toggle switch.
6. Push the metal bracket (5) in the opposite direction.
7. Turn the main reversing switch (1) to position "I".
8. Press the green pushbutton (6) control voltage "ON".
9. Switch selector switch of the pump motor (4) to the "left" position,
until the pressure at the mortar pressure gauge has dropped to "0
bar".
10.Turn the pump motor selector switch (4) to the "0" position.
11.Turn the main reversing switch (1) to position "0".
5.14.6.2 Blockage cannot be cleared
2
1
Figure 91: Check and relieve the
mortar pressure
WARNING
Overpressure on the machine!
When opening machine parts they can open in an uncon-
trolled manner and injure the operator.
Only open the mortar hoses if the mortar pressure
gauge (1) indicates the pressure has fallen to "0 bar".
WARNING
Danger of injury from discharged mortar!
Discharged mortar may lead to injuries to eyes and face.
Never look into the spray gun.
Always wear protective goggles.
Always position yourself in such a way that you are not
hit by the mortar being discharged.
1. Undo both nuts (2) on the pressure flange slightly to ensure the
residual pressure can escape.
2. As soon as the pressure is down to "0 bar", tighten the nuts (2)
again.
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