Wilo Yonos MAXO Series, Installation And Operating Instructions Manual

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EN
Installation
19
5.3 Preparing the installation
◾ Branch off the safety feed ahead of the pump when
installing in feed of open systems (EN 12828).
◾ Complete all welding and brazing tasks.
◾ Flush unit.
◾ Arrange shut-off devices in front of and behind the
pump. Laterally align the shut-off device above the pump
so that the leakage water does not drip on the control
module.
◾ Make sure that the pump can be installed free of me-
chanical stresses.
◾ Allow a 10 cm distance around the control module so that
it does not overheat.
◾ Observe permissible installation position ➜ Fig.
5
.
When installing outdoor observe detailed
instructions on the Internet ➜ page 2.
5.4 Align
The motor head must be aligned according to installation
position.
◾ Check permissible installation positions ➜ Fig.
5
.
◾ Dismantle motor head and carefully turn ➜ Fig.
6
.
Do not remove motor from pump housing.
ATTENTION
Damage to the gasket causes leakage.
◾ Do not remove gasket.
5.5 Installation
➜ Fig.
7
to
10
Flange-end pump PN 6
DN 32 DN 40 DN 50
Screw diameter M12
Strength class ≥ 4.6
Tightening torque 40 Nm
Screw length ≥ 55 mm ≥ 60 mm
DN 65 DN 80 DN 100
Screw diameter M12 M16
Strength class ≥ 4.6
Tightening torque 40 Nm 95 Nm
Screw length ≥ 60 mm ≥ 70 mm
Flange-end pump PN 10 and PN 16
(no combination flange)
DN 32 DN 40 DN 50
Screw diameter M16
Strength class ≥ 4.6
Tightening torque 95 Nm
Screw length ≥ 60 mm ≥ 65 mm