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UHRS
-30/105
Unit may be installed as shown in figure 4 o r rotated
180°.
1 - Push each louver to the right to depress spring and
release locking tab on the other end (locking tab
keeps the louver in place for shipping).
2 - If installing unit in a rotated position - release locking
tabs in the same manner as previous step. Rotate
each louver 180° and reinstall. Remove and retain
screws securing access panel. Rotate access panel
180° and re-secure using retained screws.
3 - Rotate louvers to direct airflow as desired.
4 - Choose location for mounting brackets.
5 - Align mounting brackets with pilot holes on the top or
bottom (when rotating) edge of the unit. Secure with
screws provided in bag assembly.
6 - To support unit, secure mounting bracket to ceiling
joist or truss. Unit may also be supported using
support rods as shown in figure 4.
7 - Install the 3D brand badge provided with the unit.
INSTALL UNIT HEATER
SUPPORT
RODS
MOUNTING
BRACKETS
(2)
ACCESS PANEL
(030 / 105 SHOWN)
FIGURE 4
Rotation of Combustion Air Inducer (
UHCM
-125 & 150 Only)
The combustion air inducer on
UHCM
-125 & 150 may
be rotated 90° either to the left or right of the original
vertical position in order to better suit the application.
NOTE -
It is not permissible to rotate the combustion
air inducer on
UHRS
-030/105 and
UHCM
-175/400.
Rotate the combustion air inducer assembly as follows:
1 - Remove the heater from the carton. Decide the best
unit heater orientation. The vent can be installed in
one of three discharge positions: up, left, or right.
2 - If the inducer is to be rotated, follow the instructions
in this section; otherwise, refer to instructions under
“Venting” section.
3 - Before making an electrical or gas connections, use
a socket to remove the four screws which secure the
combustion air inducer to the flue box. See figure 5.
4 - Rotate the inducer 90° to the desired position.
Reinsert and tighten the inducer securing screws.
5 - The unit heater is now ready for installation as
described in the Venting section.
FLUE BOX AND COMBUSTION AIR
INDUCER ASSEMBLY
125/150
FLUE BOX
FLUE BOX
GASKET
ORIFICE
PLATE
VEST PANEL
ORIFICE
PLATE GASKET
COMBUSTION
AIR INDUCER
FIGURE 5
