Instalation Of Diffuser And Inlet Grille - Lennox CWC 020 Installation, Operation & Maintenance Manual

INSTALLATION OF DIFFUSER AND INLET GRILLE
Electric shock hazard can cause injury or death. Before
attempting to perform any service or maintenance on the unit,
turn OFF the electrical power, and check that the fan has
MOUNTING THE DIFFUSER PANEL TO THE UNIT
Check that the position in which the diffuser is mounted is
the right one.
1. - Release the air intake grille.
2. - The diffuser panel can then be provisionally positioned
on the cassette using the fixing clips.
3. - The diffuser is fastened with the four bolts supplied.
4. - Make sure that the frame has not been deformed in the
installation, by an excessive tighten of the bolts. There must
be no recirculation of air between intake and outlet air paths.
The diffuser panel is sealed with insulation to avoid air gaps
between the unit and the air panel. The insulation can be
compressed from 8 mm to 3 mm, allowing the panel to be
tightened to the cassette by up to 5 mm.
IINSTALLATION OF DISPLAY UNIT HOLDER
Depending on the control type, the display holder
will either include both the infrared receiver and
indicator or be empty.
(Refer to the corresponding infrared controller
manual)
The display unit holder is mounted by two screws,
on any side of the diffuser panel.
MOUNTING THE AIR INTAKE GRILLE AND FILTER ASSEMBLY
The position in which the grill is mounted depends on the position
of the display unit holder.
1.- The grill fixing hooks should be fitted into the holes provided.
2.- The stays need to be placed between the diffuser and the
inlet grille.
3.- The grille is mounted on the diffuser via two hand triggers.
Initially pull off the hand triggers, then insert the grille into the
diffuser and release the hand triggers. When this operation is
completed the grille is attached to the diffuser.
WARNING
stopped.
Diffuser panel
10
Cassette unit
Air grille and
filter
Insulation
Diffuser panel
Display unit holder
Air grille and
filter