Technical data

20
6.13 ELECTRODE & CONDENSE SENSOR (fig. 27)
Carry out component removal procedure as described in 6.4.
Unclip and remove the air chamber front and RH side covers.
Disconnect the electrode lead and ancillary wiring from their
respective connectors. Remove the 2 retaining screws (A) for
electrode (B) and remove. Remove the retaining nut (C) for condense
sensor (D) and remove.
6.14 FLUE FAN & MIXER (fig. 28)
Carry out component removal procedure as described in 6.4.
Unclip and remove the air chamber front and the RH side covers.
Slacken the gas pipe (A) at the air box connection and swing/rotate
of the fan assembly.
To remove the mixer (B) locate and remove the three screws (C).
To remove the fan (D), disconnect the electrical connections attached
to the fan, locate and remove the four screws (E).
Gently ease the fan from its location.
Replace in the reverse order. Ensure all seals are in good condition,
taking care to ensure they are replaced correctly.
6.15 BURNER (fig. 29)
Carry out component removal procedure as described in 6.4.
Unclip and remove the air chamber front and the RH side covers.
Slacken the gas pipe (A) at the air box connection and swing/rotate
of the fan assembly. Locate and remove the 3
internal nuts (B) which
secure the fan assembly in position (C) to the heat exchanger (D).
Gently ease the fan assembly out of its location. Once the assembly
has been removed, the burner (E) can be withdrawn from the heat
engine. Ensure the seal (F) is in good condition, taking care to ensure
it is replaced correctly. Replace in the reverse order.
6.16 MAIN HEAT EXCHANGER (fig. 30 & 31)
Carry out component removal procedure as described in 6.4.
Unclip and remove the three air chamber covers (front, LH, RH
sides). Disconnect all the wiring connections.
Fig. 30: Slacken the gas pipe (A) at the air box connection and swing/
rotate of the fan assembly.Disconnect the flow (B), return (C) and
condense connections on the heat exchanger. Locate and remove
the 4-screws that secure the heat exchanger to the combustion
chamber (D). Move the heat exchanger to the right and disconnect
it from the flue collector (E). The heat exchanger can now be lifted
up and withdrawn from the appliance.
Fig. 31: To remove the fan burner assembly (A) locate and remove
the 3
external nuts (B).
Replace in the reverse order. Ensure all seals are in good condition,
taking care to ensure they are replaced correctly.
Fig. 27
Fig. 28
Fig. 29
B
A
C
D
E
A
B
C
D
E
F
A
B
C
B
D
E
A
C
Fig. 30