4tek RAIN1, Инструкция по установке и эксплуатации

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Uncontaminated plastic components of the product may be recycled
The built-in electric circuit board and other electric components should be disposed as
electric waste. Other metal components may be disposed as metallic waste. If the product
is returned to the local dealer or 4TEK S.r.l., all connections should be closed so that they
are water-tight.
8. Trouble shooting chart
This trouble-shooting is carried out by qualified technicians only.
Problem Possible reasons Remedy
Unit does not work
Mains supply is not connected
Incorrect electrical connection or
power source Check mains power, fuses and
reset
circuit breaker if
necessary
Unusual noise
increased Solid particle or debris is coming
into the suction motor Dismantle unit and clean the
impeller of the motor
Excessive
vibration Damaged impeller
Motor and/or impeller are dirty Dismantle unit and clean the
impeller of the motor
Unit is very hot
Wrong wiring
Low voltage
Suction inlet is clogged
Operating pressure or vacuum is
too high Check wiring
Supply proper voltage
Clean primary filter
Install a relief valve and
pressure or vacuum gauge
Suction is too low
Suction inlet is clogged
Leaking problem in the suction
plumbing
Clean primary filter
Check all suction tubes, hoses
and connections.
Replace if necessary
Motor overload Low voltage
Check power source
Check wire size and wire
connections