Starting Up; Direction Of Rotation; Operation; Maintenance - Wilo Extract FIRST Series Installation And Operating Instructions Manual

6 Starting up

6.1 Direction of rotation

Single-phase 230 V: No reverse risk

6.2 Operation

CAUTION! Possible damage of the pump
NEVER allow the pump to run dry. The manufacturer's guarantee does not
cover damage to the pump caused by dry running.
• Once again check all the electric connections, electric protection, rating of the
fuse(s).
CAUTION! Possible damage of the pump
DO not exceed the nominal current of the motor.
• After switching on, the pump switches on and off several times - fully auto-
matic venting.
NOTE: See chapter 2.3 for allowed tolerance

7 Maintenance

DANGER! Isolate from power supply before
checking the pump!.
The pump does not require particular maintenance.
• Measures, if the suction strainer is obstructed and the fl ow rate decreases
signifi cantly:
• Lift the pump.
• Clean the suction strainer under water with a brush.
• The repairs on the pump and the modifi cations of the electric connection will
be realised by a specialist or a after sales member only.
Installation and operating instructions Wilo-Extract FIRST ...
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