DE DIETRICH ELITEC DTG 130 Eco.Nox - Manual (Page 29)

29
01/02/11 - 300002915-001-E DTG 130 Eco.NOx
7 Checking and maintenance
7.1 Checks
Make the following checks at least 1 time a year:
- Water level
- Safety devices
- Checking the ignition burner
- Checking pressure to the nozzle
- Checking burner safety
- Checking the safety thermostat
- Checking the downdraught thermostat
7.1.1 Water level
Regularly check the level of water in the installation. Top it up, if need
be, avoiding the abrupt input of cold water into the hot boiler. If this
operation is repeated several times per season, locate the leak and
repair it. Do not drain the installation, except in cases of absolute
necessity. For example: Several months' absence with the risk
of ice in the building.
7.1.2 Safety devices
Check the safety devices (particularly the valve or safety unit),
referring to the instructions provided with these components.
7.1.3 Checking the ignition burner
1. Ionization probe
2. Ignition electrode
3. Flame diffuser
4. Earth electrode
Check the position of the ionization 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).