5. Removal and Replacement of Major Components and Modules
5-60
O. FAN GUARD (Reference Drawing: 403-00107)
Removal
1. Lay unit on its side.
2. Remove 8, 6-32 x 3/8 flat head Phillips screws attaching Fan
Guards to Support Housing.
3. Remove Fan Guards.
Installation
1. Reinstall Fan Guards and screws.
P. FLUID OUT DETECTOR PCB (Reference Drawing: 403-00107)
(If P/N 310-00023 is used, Fluid Out detector PCB is not needed)
Removal
1. Ground strap must be worn.
2. Refer to Step B, AC/DC PCB Removal to remove the instrument
cover and the board.
3. Carefully pinch the top of 2X Fluid Out Detector PCB plastic
Standoffs and gently pull Fluid Out Detector PCB off the standoff.
4. If P/N 310-00023 Fluid Out Sensor is used, discard this Fluid Out
detector PCB.
Installation
1. Ground strap must be worn.
2. For P/N 310-00007 Only: Place Fluid Out Detector PCB over the plastic
Standoffs, aligning pins on the back of the PCB with mating connectors
on Daughter PCB & press down gently until PCB snaps in place.
3. Refer to Step B, AC/DC PCB Installation to reinstall the instrument cover
and the AC/DC PCB.
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