DeDietrich MCR 24, MCR 24/28MI, MCR 30/35MI, MCR 34/39MI Manual page 19

- Checking the hydraulic pressure. The hydraulic pressure must be
a minimum of 1 bars. Add water to the installation if necessary.
- Turn the boiler on. The boiler launches the start-up program.
The display shows F XX: Software version
The display shows P XX: Parameter version
- The boiler will begin an automatic venting-programm (which lasts
approx. 3 minutes) and will do this every time the power supply is
isolated. The version numbers are displayed alternately.
- The display shows :
- 1: Ventilation
- 2: Ignition
- 4: Only domestic hot water operating
- 7: Boiler pump operating for DHW heating
- 0: The boiler goes into standby mode
08/06/06 - 300008487-001-A
Switch on the boiler
MCR 24, 24/28MI, 30/35MI, 34/39MI
- Set the boiler regulation to the desired values. The boiler will then
operate automatically.
Error code
If the boiler does not operate normally, an error message is
displayed.
If there is a problem, contact your fitter, specifying the alarm
code.
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