Procedure 11. Bl Fan

Removal/Replacement

Warning Always disconnect the power cord from the instrument before beginning this replacement procedure. Failure to follow this precaution can present a shock hazard which may result in personal injury.

1.Remove the four screws securing the fan assembly to the rear frame.

2.Remove the fan and disconnect the fan wire from the A6 Power Supply assembly.

3.To reinstall the fan, connect the fan wire to A6J3 and place the wire into the channel provided on the left side of the rear-frame opening. Secure the fan to the rear frame using four panhead screws.

Note

The fan must be installed so that the air passes through the instrument and

 

exits out the front of the instrument.

 

 

3-38 Assembly Replacement