Wilo CRONOLINE-IL-E Série Notice De Montage Et De Mise En Service page 120

English
Screw tightening torques
Component
Impeller
—
Shaft
Pump housing
—
Lantern
Lantern
—
Motor
Coupling
Control terminals
Power terminals
1.5 – 7.5 kW
11 – 22 kW
Earth terminals
Electronic module
Module cover
1.5 – 7.5 kW
11 – 22 kW
Union nuts
Cable bushings
Table 10: Screw tightening torques
10.2.2 Replacing the motor/drive
112
Fig./Item Threaded
Screw (nut)
M10
Fig. 6/Item 01:11 M12
M16
Fig. 6/Item 4 M16
M10
Fig. 6/Item 5+6 M12
M16
M6-10.9
M8-10.9
Fig. 6/Item 01:41 M10-10.9
M12-10.9
M14-10.9
Fig. 9/Item 4 -
Fig. 9/Item 7 -
Fig. 2 -
Fig. 6/Item 11 M5
Fig. 3 M4
M6
M12x1.5
M16x1.5
Fig. 2
M20x1.5
M25x1.5
• Carry out steps 1 to 10 to dismantle the motor/drive in accordance
with chapter 10.2 "Maintenance work" on page 109.
• Remove the screws and tooth lock washers (Fig. 6, Item 12) and pull
the electronic module vertically upwards (Fig. 6).
• When installing the motor, follow steps 25 and 31 in chapter 10.2
"Maintenance work" on page 109.
• Before reinstalling the electronic module, pull the new O-ring between
the electronic module and the motor onto the contacting chamber.
• Press the electronic module into the contacting of the new motor and
fasten with screws and the tooth lock washers (Fig. 6, Item 12).
NOTE:
The electronic module has to be pressed on as far as possible when it
is installed.
NOTE:
For the thread type, observe the specified screw tightening torque
(see Table 10 "Screw tightening torques" on page 112).
Tightening torque Installation
Nm ± 10% information
(if not otherwise
specified)
30
60
100
Tighten evenly and
100
diagonally
35
60
100
• Slightly oil the slid-
12
ing surfaces
30
• Tighten the screws
60
evenly
100
• Keep the gap even
170
on both sides
0.5
0.5
1.3
0.5
4.0
0.8
4.3
M12x1.5 is reserved
3.0
for the connection
8.0
line for the standard
6.0
differential pressure
11.0
sensor
WILO SE 12/2017