Morco 24CPM User Instructions And Installation Manual page 5

1. On/off switch
This knob is used to turn the boiler on and off- it will NOT reset the
boiler after a fault code has been displayed
2. LCD display and yellow status LEOs
The table below shows the various combinations of displays and
LED lights that give the boiler status at that point in time
Stand-by Mode:
When there is no heat demand for
central heating (CH) or domestic hot water (DHW).
LCD display shows actual CH flow temperature
(default).
CH mode: LCD display shows actual CH flow
temperature and status LED CH is ON.
DHW mode: While DHW mode is active, status
LED DHW
is ON.
Setpoint mode: LCD display shows target
CRJDHW temperature when adjusting CHIDHW
control knobs . Left dot is flashing. After I 0 seconds,
display shows actual CH Temperature.
Pressure mode: CH water pressure (bar)
can be seen
on the LCD display by pressing the pressure test-
button. It remains active for I 0 seconds.
Comfort mode: If comfort mode is active, status
LED Comfort is ON.
Error mode: A fault code appears automatically
on the LCD display. The fault code is flashed and
Burner LED turns D.
Service mode:
If
service mode is active, status LED
Service is ON.
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