KSB Hya-Solo D, Инструкция по установке и эксплуатации

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9 Trouble-shooting
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Hya-Solo D
1951.831/06-EN
9 Trouble-shooting
WARNING
Improper work to remedy faults
Risk of injury!
▷ For any work performed to remedy faults, observe the relevant information
given in this operating manual and/or in the product literature provided by the
accessories manufacturer.
NOTE
Please contact KSB Service before carrying out any work on the pump's internal
parts during the warranty period. Non-compliance will lead to forfeiture of
warranty cover and of any and all rights to claims for damages.
If problems occur that are not described in the following table, consultation with the
KSB service is required.
A Pump cuts out shortly after start-up in manual mode. Red indicator lamp signals lack
of water.
B Pressure booster system does not start up.
C Pump running but not delivering water.
D Insufficient delivery of pressure booster system.
E Discharge-side pressure too low.
F Discharge-side pressure too high.
G Leakage at mechanical seal.
H Motor/pump overheated.
I Motor protection switch triggered. Yellow indicator lamp is on.
J Pump does not stop.
K Pump starts too often (more than 30 starts per hour).
Table 14: Trouble-shooting
A B C D E F G H I J K Possible cause Remedy
1)
- - ✘ ✘ - - - ✘ - ✘ - Pump and/or piping are not
completely vented or primed.
Vent and/or prime.
✘ ✘ ✘ ✘ ✘
- -
✘
- - - Shut-off valves fully or partially closed Check, open as necessary.
✘
- -
✘ ✘
- - - -
✘
- Strainer is clogged. Clean.
- - ✘ ✘ ✘ ✘ - - - - - Suction-side shut-off valve closed Check, open as necessary.
- - - - - - - ✘ - ✘ - Discharge-side shut-off valve closed or
defective
Check, open as necessary.
✘
- -
✘ ✘
- -
✘
-
✘
- Inlet pressure lower than specified in
purchase order
Contact KSB.
- ✘ - - - ✘ - - - - - Inlet pressure higher than specified in
purchase order
Contact KSB.
- - - - - - - - - ✘ - Start-up pressure set too high Check setting.
- - - - - - - ✘ - - ✘ Pre-charge pressure of accumulator
too low Restore nitrogen cushion.
- - - - - - - ✘ - - ✘ Accumulator is defective. Check integrity. Replace if necessary.
- - - - - - ✘ - - - - Defective mechanical seal Replace the mechanical seal.
✘ - - - - - - - - - - Suction-side pressure switch set
incorrectly or defective
Check setting.
1 Before any work on pressure-retaining components, release the pump set pressure and de-energise the pump
set.