Commissioning - Wilo Stratos Installation And Operating Instructions Manual

English

8 Commissioning

8.1 Filling and Venting
• Proper fill and pressurize the system with liquid.
CAUTION! Possible damage of the pump!
Never operate the pump dry.
The system must be filled before starting the pump. Ensure that all isolation
valves are open.
• The pump is normally vented automatically after a short operational period.
WARNING! Risk of burning!
Depending on the operating condition of the pump and/or installation (fluid
temperature) the entire pump can become very hot.
Avoid touching the pump owing to the risk of burning.
The temperature at the heat sink can be up to 158°F (+70°C) within the
permissible operating conditions.
8.2 Setting the menu
8.2.1 Using the control button (fig. 1, pos. 1.3)
• From the basic setting, the setting menus are selected one after another by
pressing the button (press longer than 1 second for the first menu). The current
symbol flashes. The parameters can be moved backwards or forwards on the
display by turning the button clockwise or anti-clockwise. The newly set symbol
flashes. The new setting is applied and the next setting option is activated by
pressing the button.
• The setpoint (differential pressure or speed) is changed in the basic setting by
turning the control button. The new value flashes. The new setpoint is saved by
pressing the button.
• The old value is retained and the basic setting is displayed again if the new
setting is not confirmed within 30 seconds.
8.2.2 Switchover of the display
It can be set whether the display is to be turned by 90° for the respective
arrangement of the control module, depending on whether it is installed in
horizontal or vertical position. The positional setting can be made in
menu point 3. The display position specified by the basic setting flashes with
"ON" (for horizontal installation position). The display can be switched over by
turning the setting knob. "ON" flashes for the vertical installation position. The
setting is confirmed by pressing the setting button.
18 Subject to technical alterations! WILO SE 02/2011