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ENERGY SAVING
16
Installation at Site
Thread
Pump housing material
Tightening torque
G1
Composite PA 66 GF
Max. 50 Nm
G1
Cast Iron EN-GJL-200
Max. 85 Nm
G1½
Cast Iron EN-GJL-200
Max. 125 Nm
G2
Cast Iron EN-GJL-200
Max. 165 Nm
7.2 Permissible installation positions
Install the circulator with horizontal motor shaft axis (Fig. 7.2).
Fig. 7.2
: Permissible installation positions
7.3 Motor housing positions
Fig. 7.3
: Motor housing positions
The motor body can be rotated in the positions shown in Fig. 7.3.
Pay utmost care to prevent people from getting in contact with the hot
surfaces of the circulator.
Drain the system or close the isolating valves on either side of the pump
before the screws are removed. The pumped liquid may be scalding hot and
under high pressure.
CAUTION
Pay attention not to damage the seal of the pump housing.