Wilo Stratos GIGA2.0-Serie Montageanleitung Seite 77

Installation instructions Wilo-Stratos GIGA2.0-I, Wilo-Stratos GIGA2.0-D
Installation
26.Screw in the screws (Fig. I, Item 29) but do not tighten them all the way.
27.Carefully pull the differential pressure sensor into the planned position and turn it.
To do this, touch the capillary tubes at the union points of the differential pressure
sensor. Make sure that the capillary tubes are evenly deformed. Secure the differ-
ential pressure sensor to one of the screws on the holder (Fig. I, Item 13). Slide the
holder under the head of one of the screws (Fig. I, Item 29). Finally, tighten the
screw (Fig. I, Item 29).
28.Move the displaced transport lugs (Fig. I, Item 30) from the motor housing to the
motor flange.
29.Reconnect the connection cable of the differential pressure sensor.
Tightening torques
Component Fig./
Item screw
(nut)
Fig. I, Item 30
Transport lugs
Motor impeller Fig. I, Item 29
unit for pump
housing for
DN 40 ...
DN 100
Motor impeller Fig. III, Item 29
unit for pump
housing for
DN 100 ...
DN 125
Fig. I, Item 18
Lantern
Fig. I, Item 21
Impeller plastic
(DN 40 ...
DN 100)
Fig. III, Item 21
Impeller cast
iron (DN 100 ...
DN 125)
Fig. I, Item 27
Protective plate
Differential Fig. I, Item 8
pressure sensor
Capillary tube Fig. I, Item 5
screw connec-
tion to the
pump housing
90°
Capillary tube Fig. I, Item 5
screw connec-
tion to the
pump housing
0°
Threaded Tightening
torque
[Nm] ±10 %
(unless other-
wise stated)
M8 20
M12 70
M16 100
M5 4
M6 7
M12 70
Special nut 20
M12 60
M5 3.5
Special 2
screw
R⅛ brass Hand-tight,
suitably aligned
R⅛ brass Hand-tight
en
Installation in-
formation
Tighten evenly and
diagonally.
Tighten evenly and
diagonally.
If varied:
Small screws first
Grease both threads
with Molykote®
P37. Hold the shaft
with an 18 or
22 mm open-end
wrench.
Grease both threads
with Molykote®
P37. Hold the shaft
with an 27 mm
open-end wrench.
Disc between pro-
tective plate and
lantern
Installation with
WEICONLOCK AN
305-11
Installation with
WEICONLOCK AN
305-11
77