Mounting And Connection; Mounting The Pump - Grundfos MQ-Serie Montage- Und Betriebsanleitung

6. Mounting and connection

6.1 Mounting the pump

The pump is resistant to sunlight and can be
installed both indoors and outdoors. When installed
outdoors, it is recommended to protect the pump by
means of a suitable cover.
Always mount the pump on the base plate with
horizontal suction port and vertical discharge port.
The pump must be mounted horizontally.
Maximum permissible inclination angle: ± 18 °.
See fig. 3.
Max. ± 18 °
Fig. 3 Horizontal installation of MQ
The pump must be secured to a solid foundation by
bolts through the holes in the base plate. See fig. 4.
The bolt holes are covered by a thin plastic layer that
must be knocked out before use. See fig. 5.
19.0 cm
Fig. 4 Base plate
10
Fig. 5 Knocking out the plastic layer in bolt
hole
The pump discharge is flexible, ± 5 °, to facilitate the
connection. Never apply unnecessary force when
connecting the pipes.
The pump is supplied with G 1 (50 Hz) or 1" NPT
(60 Hz) screwed connections to be fitted in the
suction and discharge ports. See fig. 6.
Fig. 6 Fitting of screwed connections in suction
and discharge ports