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2715 Spectrum Analyzer Service Manual
Refer to Figure 6--10 for the following assembly procedure for the fan:
1. Install the mounting springs onto the replacement fan using two 6-32 Pozi-
driv screws (and nuts). Hand tighten only.
NOTE. Observe the position of fan cable to mounting springs and screw locations
to chassis.
2. Reconnect the fan connector.
3. Install the fan and mounting springs into the rear chassis using the four
4-40 Pozidriv screws. Tighten each screw to 4 to 5 inch-lbs torque.
4. Apply 8 inch-lbs torque to the two 6-32 mounting screws.
NOTE. Make sure that the fan floats freely inside the rear chassis fan cutout.
If the fan housing touches any edge of the rear chassis, loosen the four (4)
4-40 mounting screws, recenter the fan, and tighten each screw with 4 to
5 inch-lbs torque.
5. Install the fan shroud to the rear chassis using the two 4-40 nuts.
6. Reinstall the cabinet.