Baxi Eco 3 Service Manual download pdf (Page 22)

9.0 Commissioning the Boiler

9.1 Commissioning the Boiler

1. Reference should be made to BS 5449 Section

5 when commissioning the boiler.

2. Open the mains water supply to the boiler.

3. Open all hot water taps to purge the DHW

system.

4. Ensure that the filling loop is connected and

open, then open the heating flow and return

valves on the boiler.

5. Open the screw on the automatic air vent

(Fig. 40).

6. The system must be flushed in accordance

with BS 7593 (see Section 6.2) and the flushing

agent manufacturers instructions.

7. Pressurise the system to 1.0 bar then close

and disconnect the filling loop (Fig. 39).

8. Turn the gas supply on and purge the system

according to BS 6891.

9. Test for gas soundness.

10. If at any time during commissioning it is

required to terminate a particular cycle, turn the

selector to the OFF position and then back to

either ( ) or ( ) (Fig. 41).

Automatic Air Vent

Pressure Gauge

Screw

bar

Selector Switch

Central Heating

Temperature Control

Hot Water

Temperature Control

Fig. 40

Fig. 41

Fig. 39

bar

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Baxi Eco 3 Service Manual Page 22