TM 9-2350-256-34-1
b. Adjustment. Use a screwdriver to adjust the
adjustable air regulator. If airflow cannot be
airflow by opening the filter unit air regulator (fig. 3-
adjusted to between 3 and 41/2 cfm, the
27). Turn clockwise to close and counterclockwise to
purifier assembly must be replaced.
open.
NOTE
Some filter unit precleaners do not have an
3-51
