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The RESTORE FACTORY SETTING is used to restore all the
parameters set in the user interface to the factory setting.
To restore factory settings, go to MENU > FOR
SERVICEMAN > RESTORE FACTORY SETTINGS.
Press OK.
The following page is displayed:
Use UP DOWN to scroll to the mode you want to run and
press OK.
The unit will run as selected.
If POINT CHECK is selected, the following page will appear:
Use LEFT RIGHT to scroll the cursor to YES and press OK.
The following page will be displayed:
TEST RUN is used to check correct operation of the valves,
air purge, circulation pump operation, cooling, heating and
domestic water heating.
How to enter test run
To enter test run, go to MENU > FOR SERVICEMAN > TEST
RUN.
Press OK.
The following page is displayed:
After a few seconds, all the parameters set in the user
interface will be restored to factory settings.
If YES is selected, the following page is displayed:
Use UP DOWN to scroll to the components you want to check
and press ON/OFF. For example, when 3-WAY VALVE is
selected and ON/OFF is pressed, if the 3-way valve is open/
close, then the operation of 3-way valve is normal, and so are
other components.
NOTE
Before the test run, make sure that the system is filled and
vented.
Otherwise the pump and the backup resistor can be
damaged.
Summary of Contents for WSAN-YMi 101
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Page 84: ...Access by pwd is reserved to qualified personnel The parameters changes may cause malfunctions...
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