HS-04 Operator’s Manual Chapter 6: Maintenance • 77
9. Remove the white hydrophobic filter.
10. Install a new hydrophobic filter.
11. Reinstall the sensor gasket with the flat side facing the white hydrophobic filter.
12. If the humidity filter came loose, reinstall it in the middle of the sensor gasket.
13. If necessary, put the sensor in the socket on the rear case. The colored side faces away from
the rear case and the slots in the sensor line up with tabs in the socket.
CAUTION: Forcing a sensor into a socket without lining the sensor slots up with the socket tabs
may damage the sensor or socket.
14. Reinstall the front case to the rear case.
15. Reinstall the 4 screws that were removed in Step 3.
16. Reinstall the rubber boot, if being used.
Hydrophobic Filter
Sensor Gasket
Humidity Filter
Sensor Gasket
Humidity Filter
Front Case,
Inside View
Front Case
Rear Case
Figure 16: Hydrophobic Filter Location