Storage And Preservation - KSB UPA Installation & Operating Manual

Submersible borehole pump
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Checking the
screw plugs
25
Observe the cable manufacturer's documentation, DIN VDE 0298-3 and/or the general arrangement drawing.
74 of 98
7 Servicing/Maintenance
Filling an unfilled motor
ü The information sticker has been checked.
ü Sufficient liquid of the specified concentration is available for filling the motor.
ü A drain pan for any escaping fill is available.
ü The motor or pump set is positioned vertically and secured against tipping over.
1. Undo the two screw plugs (a and b) and remove them together with the sealing
elements. This results in a filler opening and a vent opening.
2. To fill the motor, insert the filling funnel (c) horizontally into one of the two
adapter openings. Depending on the sticker colour, fill in or top up fill liquid
until a continuous flow escapes from both openings.
3. Wait at least 12 hours to allow the air to escape. During this period, move the
motor or pump set suspended from the crane slightly to and fro if possible.
Then continue filling it slowly. Wait another 30 minutes.
4. Check the fill level again.
5. Screw the screw plugs (a and b) back in together with the sealing elements.
Check that the screw plugs are fitted tightly. Make sure that the contact faces
are clean and that the joint ring is inserted and free from damage.
NOTE
Fill in the fill liquid slowly.
Fill in with pauses to allow air to escape.
Check the drain plug at the bottom of the motor for tightness.
1. Suspend the motor or pump set from a crane. Locate the motor or pump set in
position on the floor and secure it against slipping.
2. Carefully lower the crane to slightly tilt the motor or pump set.
3. Monitor the screw plugs for any escaping liquid.
4. Replace the sealing elements if required.

7.5 Storage and preservation

WARNING
Pump set tilting or rolling off
Risk of personal injury!
▷ Always secure vertically positioned pump sets against tipping over.
▷ Always secure horizontally positioned pump sets against rolling off.
CAUTION
Improper storage
Damage to the electric cables!
▷ Observe the minimum bending radius
▷ Only remove the protective caps from the electric cables at the time of
installation.
UPA / UPA S
25)
of the electric cables.

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