Wilo Helix FIRST V 22, Инструкция по установке и эксплуатации

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21
English
- Service life : 10 years depending on the operating
conditions and whether all requirements described
in the operation manual have been met.
10. Defects ­ causes ­ remedies
WARNING! Electrical shock hazard!
Dangers caused by electrical energy must be excluded.
All electrical work must be performed after the
electrical supply has been switched off and
secured against unauthorized switching.
WARNING! Risk of scalding!
At high water temperatures and system pressure
close isolating valves before and after the pump.
First, allow pump to cool down.
If the fault cannot be solved, please
contact WILO customer services.
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
disposal. For further information on recycling, go
to www.wilo-recycling.com.
Subject to technical alterations!
12. 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 accompa-
nying documentation. It means that the electrical
11. Spare parts
All spare parts must be ordered through WILO
Customer Services.
In order to avoid any mistakes, please specify the
name plate data for orders.
Spare parts catalogue is available at www.wilo.
com.
Installation and operating instructions - Wilo-Helix V/FIRST 22-36-52
Defects Causes Remedies
Pump fails to operate No current Check the fuses, the wiring, and the
connectors
The thermistor tripping device has trip-
ped out, cutting off power Eliminate any cause of overloading of the
motor
Pump runs but delivers too little Wrong direction of rotation Check the direction of rotation of the
motor and correct it if necessary
Parts of the pump are obstructed by for-
eign bodies Check and clean the pipe
Air in suction pipe Make the suction pipe airtight
Suction pipe too narrow Install a larger suction pipe
The valve is not open far enough Open the valve properly
Pump delivers unevenly Air in pump Evacuate the air in the pump; check that
the suction pipe is airtight. If required,
start the pump 20-30s – open the air
bleed screw in order to move air away
– close the air bleed screw and repeat it
several times until no more air is going
out of the pump
Pump vibrates or is noisy Foreign bodies in pump Remove the foreign bodies
Pump not properly attached to ground Retighten the screws
Bearing damaged Call WILO Customer Service
Motor overheats. Its protection trips out A phase is open-circuit Check the fuses, the wiring, and the
connectors
Ambient temperature too high Provide cooling
Mechanical seal is leaking Mechanical seal is damaged Replace the mechanical seal