Technical data

18.0 32 kW Model Supplement

NOTE: The main difference between Megaflo 32 kW and

other models in the range is the position of the expansion

vessel. The method of changing this component is

described below.

13.21 Expansion Vessel (Fig. 66)

1. Close the flow and return isolation taps and drain the

primary circuit.

2. Undo the nut on the pipe connection at the bottom of the

vessel, and slacken the nut on the hydraulic inlet assembly.

3. Remove the screws securing the support bracket, and

withdraw the bracket.

4. Whilst supporting the vessel undo and remove the locknut

securing the vessel spigot to the boiler top panel.

5. Manoeuvre the vessel out of the boiler.

6. Reassemble in reverse order.