Installation and operating instructions Wilo-Varios PICO
17
en
Installing the pump
Observe the following points when installing the pump:
• Note the direction arrow on the pump housing (1).
• Install glandless motor (2) horizontally, without
mechanical tension.
• Place gaskets in the screwed connections.
• Screw on threaded pipe unions.
• Use an open-end wrench to secure the pump against
twisting and screw tightly to piping.
• Re-mount the thermal insulation shell if required.
6.2 Electrical connection
The electrical connection may only be carried out by a
qualified electrician.
1
2
3
CAUTION!
Insufficient heat dissipation and condensation water
may damage the control module and the glandless
motor.
• Do not thermally insulate the glandless motor (2).
• Ensure all condensate drain openings (3) are kept
free.
DANGER!
Risk of fatal injury from electrical voltage!
Immediate risk of fatal injury if live components are
touched.
• Before commencing work, switch off the power sup
-
ply and secure it from being switched on again.
• Never open the control module (6) and never remove
control elements.
