English
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8. Faults, causes and remedies
If the fault cannot be resolved, please
contact the Wilo customer service.
9. Spare parts
Spare parts may be ordered via the Wilo customer
service.
To avoid queries and incorrect orders, all data
from the rating plate must be specified with
every order.
The spare parts catalogue is available at
www.wilo.com.
10. Disposal
Information on the collection of used electrical
and electronic products.
Proper disposal and appropriate recycling of this
product prevents damage to the environment
and dangers to your personal health.
NOTICE: Disposal in domestic waste is forbid-
den!
In the European Union, this symbol can appear on
the product, the packaging or the accompanying
documentation. It means that the electrical and
electronic products in question must not be dis-
posed of along with domestic waste.
To ensure proper handling, recycling and disposal
of the used products in question, please note the
following points:
• Only hand over these products at designated,
certified collecting points.
• Observe the locally applicable regulations!
Please consult your local municipality, the near-
est waste disposal site, or the dealer who sold
the product to you for information on proper dis-
posal. For further information on recycling, go to
www.wilo-recycling.com.
Subject to change without prior notice.
Fault
Cause
Remedies
Pump does not run
no power
check fuses, float switches and cables
motor safety switch activated
eliminate motor overload
Pump runs but does not pump
wrong direction of rotation
interchange two phases of the mains
connection
pipe or pump components blocked by
foreign body
check and clean pipe and pump
air in inlet pressure gland
seal inlet pressure gland
inlet pipe too narrow
fit a larger inlet pipe
Pump does not pump evenly
inlet too high
position the pump lower
Pressure is insufficient
wrong choice of pump
fit a more powerful pump
wrong direction of rotation
interchange two phases of the mains
connection
flow is too small, inlet pipe blocked
clean filter and inlet pipe
valve not sufficiently open
open valve
foreign body blocking the pump
clean the pump
Pump vibrates
foreign body in the pump
remove foreign body
pump not properly fixed to the base
tighten anchor bolts
base is not sufficiently heavy
fit a heavier base
Motor overheats,
motor cut-out activates
insufficient voltage
check voltage
foreign body
bearing damaged
clean pump
have pump repaired by customer services
ambient temperature too high
provide cooling
Installation and operating instructions -
Wilo-Economy-MHI
Содержание Economy MHI Series
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Страница 3: ...MHI 2 4 8 16 Fig 1 Fig 2...
Страница 4: ...Fig 3 Y HIGH VOLTAGE LOW 3 1 1 Fig 4...
Страница 62: ...62 2 2 1 2 2 2 3 2 4 2 5 Y IEC VDE 2 6 2 7 WILO SE 10 2017...
Страница 65: ...8 65 Wilo Economy MHI Wilo 9 Wilo www wilo com 10 www wilo recycling com...
Страница 80: ...PO RUSSKI 80 2 2 1 2 2 2 3 2 4 2 5 IEC VDE 2 6 2 7 4 2 8 4 WILO SE 10 2017...
Страница 109: ......
Страница 110: ......