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Figure 7-6
2. After removing the hole plug, locate the pressure switch dial which can be turned
using the same flat head screwdriver. Refer to 7-7 for a visual.
Figure 7-6
NOTE: Turning the dial clockwise will increase the threshold for the pressure light to
turn on. This will increase the longevity of the filter. Turning the dial clockwise will
increase the sensitivity of the pressure switch and in turn decrease the longevity of
the filter.
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