Fusion F300S - Manual (Page 87)

Installation, Operation, and Maintenance Manual # 509252 Rev R 87
Figure 27. I300M/I301M Irradiator Component Location
Direct View Photoresistor Removal/Replacement
1. Remove the housing as described in the previous section.
2. Unplug the photoresistor 3-circuit connector (P30) from the photoresistor PWB.
3. Remove the two M4 screws securing the photoresistor mounting block to the
casting and remove the photoresistor assembly.
4. Remove the single screw holding the photoresistor PWB to the mounting block.
Air intake plenum
Air pressure switch
Magnetron
Filament
transformer
bracket
Filament transformer
Die casting
RF screen
Photo resistor
direct view
assembly