Maintenance; Cleaning Main Burner And Ignition Burner - DeDietrich Elitec DTG 1304 Eco.NOx/V Technical Instructions

1 Cleaning main burner and ignition burner

The main burner and the ignition burner injector with its filter must be
regularly cleaned to ensure good performance. Il est conseillé de le
faire au moins 1 fois par an.
Ionisation probe
1
Ignition electrode
2
Flame diffuser
3
Earth electrode
4
Main burner
Switch off the boiler electrical power supply
Cut the gas supply.
Open the heater door
Disconnect the burner connector under the command panel
Unscrew the union joint on the gas inlet pipe
Unscrew the screws
Take out the burner earth wire
Disassemble the burner drawer
Clean the burner with a brush, a vacuum cleaner or a blower
Do not use a metal brush !
24

Maintenance

- Re-assemble the burner earth wire
Ignition burner
Unscrew the connecting screw, then pull the gas supply pipe
towards you
Take out the injector and the filter
Remove ionisation probe 1 and the earth electrode 4 deposits
(for example using sand paper)
- Re-attach the supply tube (14 spanner),
- Check the position of the ionisation probe 1, the ignition electrode
gap 2 and the position of the flame diffuser 3 in terms of the sizes
indicated on the drawing (required in the event of heater
malfunction).
Check the seals for the gas.
DTG 1300 Eco.NOx/V 23/06/05 - 300002940-001B