Specifications

14
620412, 620415, 620425 & 620426 Series Installation Instructions
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Micro-Therm
Filter
System
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FILTER
RESET
C
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CLEAN
FILTER
Return Air
Cover
FIG. 24
Grill
Foam
Divider
Ceiling
Template
Slider
Filter
Handle
Genesis Air Filtration System
Return Air Kit
Operating Manual or Users Guide for a description
of the air conditioner operation.
Installing unit with 3308120 Genesis Air Filtra-
tion System Return Air Kit. For 3105007 or
3105935 Return Air Kit, see page 13.
1. Install the slider in the return air cover and raise it
to the ceiling template. Route the filter indicator
wires from the return air cover through the template
slot leaving 3" extended. Place the wires where
they can be reached after plastic cover is installed.
Place the front of the return air cover against the
ceiling and slide towards the rear. The flange on
the ceiling template will catch in the groove on the
return cover. Adjust the position (right to left) and
install the front two screws. Start and tighten the
remaining screws to hold it in place. Connect to-
gether the wires from the thermostat, unit and filter
indicator.
Note: If solar panel is installed see instructions packaged
with solar panel option.
a. Connect the red wire from the unit, the red wire
from the filter indicator light with the red DC
positive power lead. See FIG. 24.
b. Connect the black (-12V) wire from the unit,
the black wire from the filter indicator light with
the black (-12V) power lead.
Note: Number 10 cabinet screw (not supplied) can be used
to replace the two front screws when the ceiling material is
hard.
2. Tighten the screws holding the return air cover. Slide
the filter from the right side (looking toward the RV
front) over the filter indicator wires. Make sure the
wires are above the filter and are out of its way.
3.
Place grill on return air cover and snap in place,
and install decal on end over circuit board.
4. Place slide handle through slots in grill into the
slide posts. Handle will fit in either direction.
5. This completes the installation of the air conditioner.
We recommend that power be supplied to the air
conditioner and check for proper operation. Refer to
Operating Manual or User’s Guide for a description
of the air conditioner operation.
FIG. 25
Route Wires From
Return Air Cover
Through Slot