Switching Off The Central Heating; Stop; Prolonged Absence - OERTLI PK 350 User Manual

6. Switching off the central heating

6 Switching off the central heating

6.1 Stop

1. Set the On/Off switch to O.
2. Switch off the boiler electrical power supply
3. Close the fuel supply.
See: Control panel instructions
See: Burner instructions

6.2 Prolonged absence

6.2.1 Precautions required in the case of long boiler stops
• The boiler and the chimney must be swept carefully.
• Close all the doors of the boiler to prevent air from circulating inside the boiler.
• We advise removing the pipe which connects the boiler to the chimney and to close off the nozzle with a cover.
6.2.2 Precautions required if the heating is stopped when there is a risk of freezing
We recommend the use of a correctly dosed antifreeze agent to prevent to the heating circuit from freezing.
If this cannot be done, drain the system completely.
12
S3 control panel
R control panel
PK 350 - PK 450 - PK 550
1
D000902
1
D000901
16/03/2016 - 300019443-02