Wilo Stratos GIGA2.0-I Notice De Montage Et De Mise En Service page 159

Installation and operating instructions Wilo-Stratos GIGA2.0-I, Wilo-Stratos GIGA2.0-D
Installation
points of the differential pressure sensor. Make sure that the capillary tubes are
evenly deformed. Secure the differential 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. Reconnect the connection cable of the differential pressure sensor.
Tightening torques
Component Fig./
Item screw
(nut)
Transport lugs Fig. I, Item 30
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
Lantern Fig. I, Item 18
Impeller plastic Fig. I, Item 21
(DN 40 ...
DN 100)
Impeller cast Fig. III, Item 21
iron (DN 100 ...
DN 125)
Protective plate Fig. I, Item 27
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°
Capillary tube Fig. I, Item 6
fitting, union
nut 90°
DN 100 ...
DN 125
Capillary tube Fig. I, Item 6
fitting, union
nut 0°
DN 100 ...
DN 125
Thread 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
R ⅛ brass Hand-tight,
suitably aligned
R ⅛ brass Hand-tight
M8x1 10
brass,
nickel-
plated
M6x0.75 4
brass,
nickel-
plated
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 a 27 mm
open-end wrench.
Disc between pro-
tective plate and
lantern
Installation with
WEICONLOCK
AN 305‑11
Installation with
WEICONLOCK
AN 305‑11
Only nickel-plated
nut (CV)
Only nickel-plated
nut (CV)
159