Ravenheat CSI 85 - Manual (Page 37)

7.20 TO REMOVE/REPLACE CONDENSING
TRAP (fig.55).
7.20.1 Remove the casing (sect 7.3) and lower
the instrument panel .
7.20.2 Remove the securing clip and pull
out the plastic pipe that connect the
condensing trap at the heat exchanger.
7.20.3 Unscrew the nut that fasten the
condensing trap to the backframe and
remove it.
7.20.4 Replace in reverse order.
37
7.21 TO REMOVE/REPLACE DIVERTER
VALVE SWITCH .
7.21.1 Remove front casing (sect 7.3).
7.21.2 Detach the electrical plug and remove the
retaining clip (Fig.57).
7.21.3
Replace in reverse order.
7.22 TO REMOVE/REPLACE PUMP (fig. 56).
7.22.1 Remove front casing (sect 7.3).
7.22.3 Detach the supply wire connector from the
pump.
7.22.4 Unscrew the nuts that fasten the pump to the
ch pipe and diverter valve pump manifold.
Remove the pump.
7.22.5 Replace in reverse order.
NOTE : Alway use new seals when re-fitting
the new pump.
7.23
TO REMOVE/REPLACE C.H.
DIVERTER VALVE (fig. 57).
7.23.1 Remove front and bottom of the casing (sect
7.3).
7.23.2 Close the on/off valves for the CH and DHW
circuit and drain the water at drain point
(fig. 45) and open the domestic hot water tap.
7.23.3
Remove diverter valve switch.
7.23.4
Unscrew the C.H.diverter valve from the
backframe.
7.23.5 Replace in reverse order.
NOTE: Always use new o-rings.
7.23.6 Fill the boiler as described in sect.6.4 and
check for leaks.
Fig. 56
Fig. 55
Fig. 57