Photoresistor PWB

Photoresistor mating

 

connector

Photoresistor

UV filter lens

Photoresistor mounting block

Photoresistor block mounting holes

Figure 41. Photoresistor Assembly for Direct View (I300M)

Filament Transformer Removal/Replacement

1.Remove irradiator housing.

2.Cut the cable ties and slide the PVC tubing off the magnetron connections. Remove the filament terminal screws. Disconnect the leads at the primary terminals. Remove the two anchor screws holding the transformer to the side rail, and remove the transformer.

3.Replace the transformer by reversing the process.

4.Reconnect the filament transformer wires to the magnetron and tighten the terminal screws to 0.9 N-m (8 inch-lbs.) using a torque-limiting screwdriver. Reposition the tubing over the terminal screws and install cable ties.

5.Install the irradiator housing as described in Chapter 6, page 100.

Installation, Operation, and Maintenance Manual # 509252 Rev R 103