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Teledyne API Model 465L O3 Monitor Operation Manual
05509G DCN6806
Teledyne API Model 465L O
3
Monitor Manual
65
Figure 9-2: Instrument Layout, NEMA Configuration
9.3.
Replacing Internal Particulate Filter
1.
Disconnect power from the 465L.
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.
Summary of Contents for 465L
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