Wilo Stratos GIGA Série Notice De Montage Et De Mise En Service page 121

Screw tightening torques
Component
Transport eyes
Motor impeller unit
Lantern
Impeller
Protective plate
Fan cover
Electronic module
Module over
Control terminals
Power terminals
Union nut, cable
bushings
Table 11: Screw tightening torques
10.2.2 Replacing the motor/drive
Installation and operating instructions Wilo-Stratos GIGA, Stratos GIGA-D, Stratos GIGA B
Fig./Item Thread
Screw (nut)
Fig. 7/Item 20 M8
Fig. 7/Item 3
M12
Fig. 50/Item 3
M5
Fig. 7/Item 10
M6
Fig. 50/Item 8
M10
Fig. 7/Item 15 Special nut
Fig. 7/Item 18 M5
Fig. 7/Item 1 Special screw
Fig. 7/Item 22 M5
Fig. 3
Fig. 14/Item 1
Fig. 14/Item 3
M12x1.5
M16x1.5
Fig. 2
M20x1.5
M25x1.5
• Carry out steps 1 to 19 to dismantle the motor in accordance with
• Remove the screws (Fig. 7, Item 21) and pull the electronic module
and move the transport eyes from the motor housing (Fig. 7,
Item 20) to the motor flange. Rescrew the spacers in the drilled
holes in the motor housing (Fig. 7, Item 20b).
37. Push the fan cover (Fig. 7, Item 2) onto the motor again and attach
with the screws (Fig. 7, Item 1) at the module.
NOTE
Observe the measures for commissioning (see chapter 9 "Commis-
sioning" on page 106).
38. Reclamp the connection cable of the differential pressure sensor/
power cable if it was disconnected.
39. Open the shut-off devices in front of and behind the pump.
40. Reset the fuse.
Screw head
Type...
Hexagon socket 6 mm
Hexagon socket 10 mm
Hexagon socket 4 mm
Hexagon socket 5 mm
Hexagon socket 8 mm
Hexagon head 17 mm
Hexagon head 8 mm
Hexagon socket 3 mm
Hexagon socket 4 mm
Phillips recessed head PZ2 0.8
Slot
3.5 x 0.6 mm
Slot
SFZ 1-0.6 x 3.5 mm
Hexagon head 14 mm
Hexagon head 17 mm
Hexagon head 22 mm
Hexagon head 27 mm
NOTE:
The magnets inside the motor pose no risk to persons with pacemak-
ers provided that the motor is not opened and the rotor is not
removed. The motor/drive can be replaced without any risk.
chapter 10.2 "Maintenance work" on page 111.
vertically upwards (Fig. 7).
Tightening Installation
torque information
Nm ± 10 %
(if not otherwise
specified)
20
See chap.10.2.1
"Replacing the
60
mechanical seal" on
page 111.
4 Tighten evenly
7 crosswise
40
See chap. 10.2.1
"Replacing the
mechanical seal" on
20
page 111.
Open-end wrench,
shaft: 22 mm
3.5
+0.5
4
4
+0.1
0.5
Plugging of the cable
without tools.
0.5
Releasing of the cable
with a screwdriver.
M12x1.5 is reserved
3
for the connection
8
line for the standard
6
differential pressure
11
sensor
English
115