Disconnect the drain hose and remove the drain pan.
Nº Part
1 Gas thermistor (yellow connector)
2 Liquid thermistor (black connector)
Remove the thermistors from the liquid and gas pipe.
10.7.9 Removal of the printed circuit board (PCB)
Open the air inlet panel as indicated in chapter Removal of the air
filter, see on page 316.
Separate the connector from the fan motor wiring.
Remove the screws securing the box and attach to the lower frame.
C A U T I O N
Hold onto the electrical box to prevent it from falling.
Remove the panel.
10 Servicing
320
SMGB0063 rev. 1 - 10/2010