Q155 Service Manual
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5.
Maintenance
5.1.
Routine Maintenance
The Merits
’
unit has two filters that require scheduled maintenance and
replacement. In addition, you must perform a test of purity concentration on the
unit at least every 90 days. Merits do not require preventative maintenance on the
compressor. You do not need to perform any compressor maintenance as long as
the merits
’
unit remains within specifications at the desired flow rate.
5.2.
Cabinet Air Inlet Filter
The cabinet air inlet filter is located at the cabinet aside. (See Figure 5-1) You can
easily remove it by hand.
Note
The filter may require daily cleaning if the Pioneer unit operates in a harsh
environment such as a house heated by wood, kerosene, or oil, or one with
excessive cooking or cigarette smoke.
Figure 5-1 Cabinet air inlet filter
5.3.
Air Intake Fine Particle Filter
The particle filter replaced about every three months, if unit always run.
i.
Set the unit's ON/OFF switch to the OFF
position, and unplug the power cord.
ii.
Remove the maintenance door.
iii.
Remove old particle filter and install new one.
iv.
Install maintenance door.