Speck pumpen BADU Block Series, Инструкция по установке и эксплуатации

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A B C D E F G H Possible cause
Remedy 4)
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✘ ✘
- - - - - Speed is too high.
Reduce speed. 5)
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✘
- - - Tie bolts/sealing element defective Fit new sealing element between volute
casing and casing cover.
Re-tighten the bolts.
- - - - -
✘
- - Worn shaft seal Fit new shaft seal.
Check flushing liquid/barrier fluid.
✘
- - - -
✘
- - Score marks or roughness on shaft
protecting sleeve / shaft sleeve
Replace shaft protecting sleeve / shaft sleeve.
Fit new shaft seal.
- - - - -
✘
- - Dismantle to find out. Correct.
Fit new shaft seal, if required.
- - - - -
✘
- - Vibrations during pump operation Correct suction conditions.
Re-align the pump set.
Re-balance the impeller.
Increase pressure at the pump suction nozzle.
- - -
✘
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✘ ✘
- Pump is warped or sympathetic
vibrations in the piping.
Check the piping connections and secure
fixing of pump; if required, reduce distances
between the pipe clamps.
Fix the pipelines using anti-vibration material.
- - -
✘
- - - - Increased axial thrust
5)
Clean balancing holes in the impeller.
Replace the casing wear rings.
- - -
✘
- - - - Insufficient or excessive quantity of
lubricant or unsuitable lubricant.
Top up, reduce or change lubricant.
✘ ✘
- - - - - - Motor is running on two phases only. Replace the defective fuse.
Check the electric cable connections.
- - - - - -
✘
- Rotor out of balance Clean the impeller.
Re-balance the impeller.
- - - - - -
✘
- Defective bearing(s) Replace.
- - -
✘
- -
✘ ✘
Flow rate is too low. Increase the minimum flow rate.
- - - - -
✘
- - Incorrect inflow of circulation liquid. Increase the free cross-section.
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✘ ✘
- - - - - Transport lock has not been removed
from the shaft groove.
Remove transport lock from the shaft groove.
4) Pump pressure must be released before attempting to remedy faults on parts which are subjected to pressure.
8 Trouble-shooting
BADU ® Block 43 of 52