Commissioning The System; Checking The Burner; Checking The Oil Pressure And Vacuum, Adjusting The Co 2 Value - Viessmann Vitoflame 300 VHG III Service Instructions Manual

Commissioning, inspection, maintenance

Commissioning the system

To obtain optimum combustion values, the burner must be adjusted with the boiler heated up (min. 60
carry out tests at base load.
Boiler control unit service instructions
C
Fig. 1

Checking the burner

Checking the oil pressure and vacuum, adjusting the CO
The oil pressure is factory-set according to the oil
throughput.
When commissioning or using a sound insulation set
(accessories), select the CO
pressure.
6
A B
value by adjusting the oil
2
Note
For fuel details, see chapter "Information on fuel oil".
1. Check the heating system pressure and the oil
level in the tank.
2. Open the shut-off valves in the oil lines on the oil
tank and on the filter.
3. Fill the oil suction line and the filter with fuel oil
using a manual oil suction pump before switching
the burner on.
4. Switch ON the mains isolator (outside the installa-
tion room).
5. Switch ON system ON/OFF switch
trol unit.
If fault indicator on the control unit illuminates,
A
press reset button
C
C). Also
°
at the con-
B
on the burner.
value
2