6. Final instructionsPut everything back in its place. Check the gas-parts for leakages.Put the boiler into operation on maximum load.Check the flue-gas parts for leakages of flue gas and condensate.Wait until thermal equilibrium and determine the heat input of the boiler.Determine load, fan speed, CO2, CO, NOx, Tflow, Treturn, Tflue gas, Write down the measured values in the table in chapter 3 above.