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Installation and electrical connection
10
WILO SE 2021-08
Rotate the motor head (Fig. 3) before installing and connecting the pump.
1
5
2
6
Fig. 3:
Rotating the motor head
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If necessary, remove the thermal insulation shell.
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Hold the motor head (2+6) and unscrew the 4 housing screws (5).
CAUTION! Damage to the inner gasket causes leakage.
Carefully rotate the motor head without removing it from the pump housing.
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Carefully rotate the motor head (2+6).
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Observe the permitted installation position (Fig. 2) and the direction of flow arrow
on the pump housing (1).
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Tighten the 4 housing screws (5).
6.1.3
Installing the pump
1
2
3
Fig. 4:
Installing the pump
Observe the following points when installing the pump:
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Note the direction of flow arrow on the pump housing (1).
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Install with horizontal glandless motor (2), without mechanical tension.
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Place gaskets in the screwed connections.
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Screw on threaded pipe unions.
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Use an open-end wrench to secure the pump against twisting and screw tightly to
piping.
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Re-mount the thermal insulation shell if required.
CAUTION! Insufficient heat dissipation and condensate may damage the control
module and glandless motor.
• Do not thermally insulate the glandless motor (2).
• Ensure all condensate drain openings (3) are kept free.
6.2
Electrical connection
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 supply and secure it from being
switched on again.
• Never open the control module and never remove operating elements.
