Installation; Insulating; After Installation; Electrical Connection - Wilo Stratos MAXO Notice De Montage Et De Mise En Service

en-US
8.5

Installation

➜ Fig. 9 to 12
Tightening torques for motor fixing bolts
Stratos MAXO, Stratos MAXO-D, Stratos MAXO-Z Tightening
1.25 x 3 – 15; 1.25 x 3 – 20; 1.25 x 3 – 25
1.25 x 3 – 30; 1.25 x 3 – 35; 1.25 x 3 – 52
1.5 x 3 – 52
2 x 3 – 20; 2 x 3 – 25; 2 x 3 – 35
2 x 3 – 50
3 x 3 – 20; 3 x 3 – 40; 3 x 3 – 52
Table 3: Tightening torques
Flange pump
1.25 inch
½ -13 UNC ½ -13 UNC ½ -13 UNC
Screw diameter:
≥ 4.6
Strength class
40 Nm
Tightening torque
≥ 2"
Screw length
Screw diameter:
Strength class
Tightening torque
14
torques
8 – 10 Nm
18 – 20 Nm
▪ Electrical work: A qualified electrician must carry out the electrical
1.5 inch 2 inch
≥ 4.6 ≥ 4.6
40 Nm 40 Nm
≥ 2" ≥ 2¼"
3 inch
⅝ -11 UNC
≥ 4.6
40 Nm
Screw length
Table 4: Flange fixing
8.6

Insulating

If used for cooling and air conditioning applications, use the Wilo-
ClimaForm cold water insulation shell or other standard commercial
diffusion-proof insulation materials. Allow condensate to drain off
freely ➜ Fig. 13.
8.7

After installation

1. Check impermeability of pipe/flange connections.
9

Electrical connection

9.1

Personnel requirements

work.
9.2

Sensor cable connection

For the Stratos MAXO and the Stratos MAXO-Z, fit the supplied
sensor cable on site before electrical installation and initial commis-
sioning. To do this, fit the sensor cable between the temperature
sensor plug in the pump housing and the control module slot
➜ Fig. 10.
The sensor cable is included in the pump accessories kit.
3 inch
≥ 2½"
WILO SE 2019-08