Parts and Service CO
2
Monitor
22 Instruction 3015-9000 Rev 2
3.2 Internal Particulate/Hydrophobic Filter
Replacement
Items Required:
Replacement filter (P/N 0007-1654)
Medium Phillips head screwdriver
Procedure:
1. Disassemble the monitor’s metal chassis per Section 3.1.
2. See illustration below and locate the internal particulate / hydrophobic filter to be replaced.
3. Pull off tubing from both ends of filter and remove filter from instrument.
4. Attach tubing to new filter
5. Reassemble monitor.
3.3 Updating Firmware
An RS-232 connector, located on the top panel, is used to update the monitor’s firmware. Reprogramming the
instrument with updated firmware should be done by qualified service technicians only using instructions provided
by Bacharach.
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