Baxi Barcelona Installation And Servicing Instructions page 32

13.0 Changing Components – page 32
Fig. 58
Fig. 59
The removal of the fan is necessary to enable the
changing of the injector pipe, condensate trap and gas
valve (see section 13.9).
13.10 Injector Pipe (Fig. 58)
1. Remove the injector pipe by pulling out from the 'O' ring
joint in the gas valve.
2. Fit the new injector pipe and reassemble in reverse
order.
13.11 Gas Valve (Fig. 58)
1. Release user interface and pivot downward for better
access.
2. Disconnect the gas inlet union at the gas tap.
3. Undo the case pressure pipe from the gas valve.
4. Undo the screw and disconnect the electrical plug from
the gas valve.
5. Remove the two gas valve securing screws from inside
the air box holding the gas valve.
6. Remove the gas valve from the airbox side.
7. Remove the nut union, aluminium spacer and its gasket
from the gas valve.
8. Fit the nut union, aluminium spacer and its gasket to
the new valve.
9. Fit the new gas valve and reassemble in reverse order.
13.12 Condensate Trap (Fig. 59)
1. Disconnect the condensate trap from the base of the
heat exchanger.
2. Disconnect the condensate drain (outside the boiler)
from the condensate trap.
3. Undo the condensate trap lock nut.
4. Remove the condensate trap from the boiler.
5. Disconnect the sensor leads.
Fit the new condensate trap and reassemble in reverse
order.