ACOEM Met One Instruments GAS-1060, User Manual

Page: 107 / 164

Service Page 107
6.3.2 Particulate Filter Replacement
Contamination of the filter can result in degraded performance of the instrument, including slow
response time, erroneous readings, temperature drift and various other problems.
1. Turn off the external pump (if an internal pump is installed refer to Section 8.2.3) and allow the
instrument to return to ambient.
2. Slide open the lid of the instrument to access the particulate filter (located in front right hand
corner).
3. Unscrew the filter cap (bright blue) by turning it counter-clockwise.
4. Remove the filter plunger from the casing, place finger on tubing connector and pull to the side
(refer to Figure 52).
Figure 52 – Removing the Plunger
5. Remove the old filter paper, wipe down the plunger with a damp cloth and insert a new filter.
6. Replace the plunger, screw on the filter cap.
7. Close the instrument and perform a leak check (refer to Section 6.3.6).
6.3.3 Clean Fan Filter
The fan filter is located on the rear of the instrument. If this filter becomes contaminated with dust
and dirt it may affect the cooling capacity of the instrument.
1. Remove outer filter casing and filter (refer to Figure 53).
2. Clean filter with water and wring dry or shake vigorously.
3. Reinstall filter and filter casing.