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20
Troubleshooting
Error
Cause
Remedy
Pump does not
draw in
Direction of rotation not correct
Check direction of rotation
No wetting liquid in pump
Fill pump with liquid
Screw fastening not tight
Check screw fastening
Suction pipe too long
Adapt suction pipe
Suction pipe too narrow
Adapt suction pipe
Shaft seal leaking
Check all seals for damage
Wearing parts worn
Replace wearing parts
Motor speed not correct
Measure and regulate speed
Gate and gate guide wrongly positioned
Check position (see
Pump does not
deliver
Direction of rotation not correct
Check direction of rotation
Suction and pressure pipe confused
Check pipe system
Motor speed not correct
Check pump speed against
performance curves—see
your purchase order
Wearing parts worn
Replace wearing parts
Gate and gate guide wrongly positioned
Check position (see "Possible
Inserted gate valve closed
Check pipe system
Pump is noisy
Noises from the drive
Consult manufacturer
Noises from the pump
Consult manufacturer
Suction pipe too small (cavitation)
Shorten suction pipe or
increase diameter, reduce
speed
Knocking noises from the pumphead
Check if gate is worn and
replace if necessary
Noises from power frame
Fill oil, change tapered roller
bearings
Coupling not aligned
Align coupling correctly. See
Pump leaks
Sealing system is leaking
Change seal faces, static /
dynamic or lip seals
O-ring seal leaking
Replace O-ring
Lip seal ring on the power frame leaking, oil
escapes
Dismantle power frame,
replace lip seals
Pump leaks at
front housing
Housing seal not installed or wrongly installed
Install housing O-ring
correctly or replace
Housing seal defective
Install housing O-ring
correctly or replace
32
m-SPS-en-08
Содержание SPS 100
Страница 16: ...9 1 Dimensions in millimetres SPS 100 16 m SPS en 08 ...
Страница 92: ...25 1 Pumps SPS 100 92 m SPS en 08 ...
Страница 95: ...SPS 200 with cast iron power frame m SPS en 08 95 ...
Страница 98: ...SPS 200 with stainless steel power frame 98 m SPS en 08 ...
Страница 101: ...SPS 250 with stainless steel power frame m SPS en 08 101 ...
Страница 104: ...SPS 300 with cast iron power frame 104 m SPS en 08 ...
Страница 107: ...SPS 300 with stainless steel power frame m SPS en 08 107 ...
Страница 110: ...SPS 400 with cast iron frame 110 m SPS en 08 ...
Страница 113: ...SPS 400 with stainless steel frame m SPS en 08 113 ...
Страница 116: ...SPS 500 with stainless steel power frame 116 m SPS en 08 ...