Fondital Antea 24kW Range, Руководство по установке, использованию и обслуживанию, Страница: 48 / 60

48
8.2. Gas injectors
See 4.14 (Conversion to other gas types and burner adjustment)
8.3. fan (fig. 28)
• Remove the burner/panel/fan assembly as described in 7.2
• Remove the mixer from the fan, unscrewing the three socket head capscrews with a 5 mm Allen key
• Remove the fan, unscrewing the four 8 mm bolts
• Replace with a new fan and reassemble in reverse order
8.4. flue temperature probe (fig. 28)
• Access behind the front panel as described in 7.2
• Disconnect the wiring from the flue temperature probe
• Unscrew the two holding screws and remove the probe
• Replace the probe and reassemble in reverse order
8.5. Gas valve (fig. 30)
• Access behind the front panel as described in 7.2
• Disconnect the compensation silicon pipe from the gas valve
• Disconnect the electrical plug
• Disconnect the gas inlet and gas output pipe, and remove the valve
• Fit the new valve, assembling it in reverse order, and check for gas tightness
• Operate the boiler and adjust the gas valve as described in 3.7
• Complete reassembly
8.6. fuse (fig. 29)
The fuse is located on the electronic board.
Note: before accessing the electronic board, ensure the boiler is isolated from power supply
• Access the control panel as described in 7.2
• Open the control panel case
• Remove the fuse and fit in a new one
• Reassemble in reverse order
8.7. Electronic board (fig. 29)
Note: before accessing the electronic board, ensure the boiler is isolated from power supply
• Access the control panel as described in 7.2
• Open the control panel case
• Disconnect all connections to the electronic board
• Remove the four fixing screws and carefully withdraw the electronic board
• Reassemble in reverse order, referring to the wiring diagram (6.4)
• Start the boiler and adjust the electronic board, according to the instructions accompanying the replacement board
Gas valve
Three way
valve motor
DHW temp.
probe
DHW flow switch
Automatic
air vent
Primary
pressure switch
DHW heat exchanger
Condensate trap
fig. 30