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Teledyne API Model 465L O
3
Monitor Operation Manual
68 05509F DCN6409
Figure 9-2: Instrument Layout, NEMA Configuration
9.3. Replacing Internal Particulate Filter
1. Disconnect power from the M465L.
2. Remove the six screws and the top cover (Rack Mount Configuration) or open front
panel (NEMA Configuration.)
3. Locate the filter (see Figure 9-1 or Figure 9-2 above.) Un-strap the filter from the two
plastic hold-down clamps. Note the arrow on the filter showing flow direction.
4. Loosen the two nuts holding the filter into the two union fittings.
5. Install the nuts on the new filter. Hand-tighten until snug, do not use tools.
6. Perform steps 1 through 3 in reverse order to complete installation.