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P1
Actual/Required fl ow temperature
P2
Actual/Required hot water temperature
P3
Required fl ow temperature
P5
Actual external temperature
P6 Actual fl ue gas temperature
P9 Actual/maximum boiler load
P10 Enter password (only for trained technicians).
Input and output symbols (lid open)
Input symbols
H
Ionisation measured for fl ame detection
RT
Signal for external enable
Bus
Signal for bus connection
Output symbols
r
Control signal to the main gas valves
u
Control signal to the ignition transformer
s
Fan enabled
z
Boiler pump enabled
t
Hot water primary pump enabled
Setting the required fl ow temperature for central heating system operation.
Attention! This setting is not active if a KKM, E6.1111 or BME, or an external 0-5 V signal is con-
nected.
- Open the lid of the KM 628, and a black arrow will appear above P1.
- Press the reset/programming button (item 3); the red LED will light up, then turn the rotary
selection switch until the desired temperature appears in the display.
- Again press the reset/programming button: the red LED will go out
- The new fl ow temperature will now be active
- Close the lid.
Set the required hot water temperature for hot water operation.
This is only applicable if the hot water mode is being used.
- Open the lid
- Turn the rotary switch until the arrow at the bottom of the LED displays parameter P2
- Press the reset/programming button (item 3), the LED lights up, then turn the rotary switch
(item 5) until the desired hot water temperature appears in the display
- Again press the reset/programming button; the LED will go out
- The new value will now be active
- Close the lid
6.4 Fault signals
In the case of the fault, a fl ashing
w
and an error code will constantly appear in the display. In the
case of a fault, the cause should fi rst be eliminated before the relevant safeguard is reset. The OK
signal will be lost if a fault occurs more than twice within 6 minutes (the error code will be shown
in the display with a “3” appearing above it), or in the case of a fault that remains active for more
than 6 minutes.
1 High Limit thermostat (STB) has been triggered
If the fl ow temperature has risen above 100°C the high limit will be activated.
Wait until the fl ow temperature is below the value set for at least one minute and then reset this
safety function by pressing the reset button.
Summary of Contents for ECONOFLAME R30
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