Pub. No. 18-HE122D1-1-EN
Numbers in [brackets] are for 50 Hz international systems.
5
Installer’s Guide
Step 2:
Remove the Door Assembly from Whole Home
Air Cleaner by pulling away from the unit assembly.
Place on the flat and clean working surface with interior
components facing up See Figure 11.
Figure 11 Door Removal
REINSTALLING THE POWER DOOR:
Step 1:
To reinstall the Door Assembly, align door with
unit assembly and push towards the unit. See Figure 12.
Step 2:
Replace the power door onto the air Cleaner.
See Figure 13.
Figure 12 Door Install
Figure 13 Reinstalling Power Door
Figure 14 Installation Details
D. INSTALLATION GUIDELINES
UPFLOW FURNACE AND UPFLOW AIR
HANDLER INSTALLATION
DOWNFLOW AIR HANDLER INSTALLA
-
TION
1. See Door Operation Section C. Remove the PRE-
FILTER, FIELD CHARGER, and both COLLECTION
CELLS. Set the components aside until the cabinet
is installed and the indoor unit is in place.
2. Install the self-adhesive gasket material on the
side of the air cleaner cabinet flange that will mate
with the indoor unit. This flange has a double set of
holes. See Figure 14.
3. On a protective pad, lay the indoor unit on its side.
4. Position the air cleaner on the return opening of
the indoor unit with the air cleaner cabinet gasket
against the indoor unit. Check that the front of the
air cleaner cabinet is facing the front of the indoor
unit.
5. Align the rear of the air cleaner flush with the rear of
the indoor unit.
6. Align the sides of the cabinet with the sides of the
unit.
7. The front of the cabinet will NOT align flush with the
front of the unit.
8. Securely fasten the unit using the self-tapping
sheet metal screws provided. See Figures 14.
ཱ
ཱ
Use inner double
set of mounting
holes.
Install gasket material.
Cut to length required.
