4. Carefully open the main water valve, fill the installation, vent it and,
if need be, top it up with water. The hydraulic pressure must be a
minimum of 0,8 bars. Check for any water leaks.
5. Check the seals on the gas and water connections.
6. Switch the boiler back on.
7. Check the setting of the gas/air ratio and, if necessary, correct it.
¼
See chapter: "Checking combustion", page 45
¼
See chapter: "Setting the air/gas ratio", page 48
8. Checking and maintenance
Baxi MainEco Combi and System 24 - 28 - 35 / 18 - 24
62
02092014 - 7619497-02