SR501 EN Operation Manual
- 42 -
function is triggered, water is heated to the desired temperature and then
heating is stopped, this function is deactivated automatically.
7.4 Manual DHW circulation
Description
:
controller can trigger the DHW circulation pump manually.
When DHW circulation function is activated, means TCYC function is under
standby
:
►Press “
▼
” button for 3 seconds
,
DHW
circulation signal “03 min” displays on
the screen.
►Press “
▲▼
” button to adjust the running time, adjustable range: 1- 60-minute,
factory set is 3 minutes.
►Press “ESC” button or wait for 6 seconds to confirm the setting, DHW
circulation starts to work, and DHW circulation signal blinks on the
screen.
►Press “
▼
” for 3 seconds again to cease the manual DHW circulation function.
7.5 Factory reset manually function
Through this function, it is possible to recover all parameters to the factory set.
Setup steps
:
Under power-off status
►Hold “SET” button, then switch-on power, screen displays “MRST”, beeper
sounds “di….” 3 times, and then release “SET” button, it indicates the controller
program is recovered to the factory set.
7.6 Sensor sensitivity adjustment
Activate the function:
Under power off state
►Press ”SET ” button and hold on, then power on, when screen
display ”HRES” and hearing the buzzer”beep”1 sound, release the “SET” button,
it’s mean that the “water level and temperature sensor“ has been adjusted to
high sensitivity mode.