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4.1 CHANGING THE EXHAUST FILTER
The exhaust filter (UPN 54-1158) mounted on the casing ( See fig .below) can be
removed by loosening two (2) screws that secure the filter holder, thru the outer air
exhaust slots .
5.1
Remove the filter holder and filter, and install new Exhaust filter by reversing
these instruction steps.
Step#4.1
Step#5.1
