DE DIETRICH DTG 330 - Manual (Page 10)

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DTG 330 15/12/08 - 300011852-001-C
4. Operating the appliance
4.2.3 Control panel K3
Heating temperature setting: Set the boiler thermostat to the
desired setting. Make all other settings on the master boiler fitted with a DIEMATIC-
m3 control panel
Press the
* key.
4.3 Stopping the boiler
- Set the On/Off switch to 0.
- Close the gas valve
„ Control panel DIEMATIC-m3

The panel must always be supplied with 230V voltage:
- to ensure the anti-grip of the heating pump,
- to ensure Titan Active System® operation when a titanium anode
is protecting the DHW tank.
Use the mode:
- "summer" to shut down the heating.
- "antifreeze" to shut down the boiler if you are to be absent.
4.3.1 Precautions to take if there is a danger of frost
Heating circuit:
Use a correctly dosed antifreeze to prevent the heating water
freezing. If this cannot be done, drain the system completely. In all
cases, consult the fitter. Domestic hot water circuit:
Drain the domestic water tank and pipes.
4.4 Commissioning the boiler

Initial commissioning must be done by a qualified
professional.
1. Check the water pressure in the installation. Top up with more
water if necessary.
2. Open the gas valve.
3. Make the settings on the control panel:
` Control panel B3:
- Turn the switch TEST-STB/ . / % to . .
- Turn the pump shutdown switch to 9
- Set the boiler thermostat to the desired setting.
- When preparing domestic hot water: Set the DHW thermostat to
the desired setting. Setting 6 (approx 60) recommended.
` Control panel DIEMATIC-m3:
- Turn the AUTO / ! / TEST STB switch to AUTO.
- Turn the pump shutdown switch to 9
- Set the boiler thermostat to maximum (between 7½ and 9).
` Control panel K3 (Slave boiler in cascade with a DIEMATIC-
m3 boiler):
- Set switch AUTO / ! / TEST STB to the AUTO position.
4. Turn the burner switch to 2 (2 stage version)
5. Check that the safety thermostat has not triggered. Remove the
safety thermostat hood and press the reset button with a
screwdriver.
6. Set the On/Off switch to 1.

Only for control panel DIEMATIC-m3:
When the boiler is switched on, the tank exchanger is purged
for one minute if a tank is connected and its temperature is
lower than 25°C.
If disgassing has already taken place, press the MODE key to
suspend disgassing.

Only for control panel DIEMATIC-m3:
On commissioning, it is necessary to select the desired
language with the + and - keys and confirm with the MODE key.