Pump Overrun Timer - Baxi Solo 2 60 RS Installation And Servicing Instructions

Changing Components - Page 38

Pump Overrun Timer

To change circuit board proceed as if to change Main
Thermostat 1 to 6 (page 37) then:
Disconnect the molex plug from the circuit board.
Remove the circuit board from the two supports.
Fit the new circuit board to the mounting plate and reconnect
the molex plug.
Reassemble all components in reverse order.
Remove Combustion Chamber Door
To change burner, burner injectors, gas valve and insulation
panels proceed as follows:
1. Turn off gas supply at the service tap and disconnect the
union.
2. Disconnect the electrical plug on the gas valve by
removing screw and pulling forward.
3. Disconnect the two wires from the overheat thermostat.
4. Loosen the screw on the capillary retaining washer,
allowing the washer to move freely. Release the capillaries
from the clips on the side of the combustion box. Remove
both phials from the thermostat pocket.
Remove brass sealing plug with fibre washer.
Loosen the six screws sufficiently for the removal of the
combustion chamber door.
Remove the combustion chamber door complete with the
burner.
NOTE: When re-assembling, care must be taken to align
the overheat thermostat capillary with the groove in the main
thermostat phial.
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