HTW VAWS Serie Manuel De L'utilisateur Et D'installation page 69

8. Right temperature display
The display shows the current downside temperature of the water tank.
When checking or adjusting the parameters, this section will display the related parameter
value.
In case any malfunction occurs, this section will display the related error code.
9. Time display
The display shows the clock time or timer time.
10. Timer 'ON'
The icon indicates that the timer 'ON' function is enabled.
11. Timer 'OFF'
The icon indicates that the timer 'OFF' function is enabled.
12. Error
The icon indicates there is malfunction.
Extra PV control function:
Add PV switch in the main control board;
When the parameter 17 select 0: It is in manual setting status, can be directly operate the
and button of the wire controller to change the set temperature;
When the parameter 17 select 1: it is auto setting status, the set temperature will proceed the
automatically control according to the parameters of 18/19 and the status of PV Switch; Direct
manipulation + / - keys do not change the set temperature, but will response to the operation
action by sound;
When the PV Switch is closed, set temperature directly change to the set value of parameter
18;
When the PV Switch is disconnected, set temperature directly change to the set value of
parameter 19.
Solar control function:
The system has integrated the solar control function:
After the unit turn on, the system will automatically check the temperature of the solar collector
(T6), and compare with the water tank temperature inside, when the condition is met, the solar
pump will automatically start to work.
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