DESA Heating Products GA3450TA Instrucciones De Instalación página 2

Shoulder
Screw
Remove
Valve Cover
Screw
Shield
Snap
Bushings
Branch Support
Figure 3 - Removing Valve Cover Shield
Installing Blower Assembly
Note: If you are using a mantel with your heater, use the fol-
lowing instructions. If your heater is built-in, see For Built-In
Installation on page 3.
1. Install snap bushings found in hardware kit into both holes
in rear of valve cover shield.
2. Make sure the wire harness is firmly connected to all
terminals on blower bracket assembly.
3. In top of heater cabinet, locate four mounting holes on outer
casing. Align these four holes with those on blower bracket
assembly. Attach blower bracket assembly to outer casing
with 4) #10 screws provided (see Figure 4).
4. Route wire harness through hole in left side of baffle. Pull
wire harness through lower opening above where valve
shield was removed. (See Figure 4.)
5. Insert 4 wire harness into one of the round holes in rear
of valve cover shield and through rectangular hole in front
of shield (see Figure 4).
6. Note the terminal numbers on back of AUTO/OFF/ON
switch. They are numbered 1, 2, and 3. (See Figure 4).
7. Connect red wire on blower harness to switch position 3.
Connect blue wire to switch position 1.
8. Connect green wire to green wire of power cord. Connect
white wire to white wire of power cord.
9. Install switch plate on valve cover shield with 2) #10 screws
provided (see Figure 5). Reinstall valve cover shield. Route
power cord out of cabinet by inserting it through bushing
on outer casing (see Figure 4). Plug fan kit into 120-Volt
grounded power supply and test operation.
Note: When switch is in the AUTO position, the fan will
start after heater has run for a few moments. Fan will
continue to run for several moments after heater has been
turned off. When switch is in the ON position, the fan will
run until turned to OFF.
Reinstall upper louver assembly (see Figure 2, page 1)
and close lower louver door.

Screw
Bottom Louver
Assembly
Switch Plate
Switch
Plate
www.desatech.com
Blower Bracket
Assembly
Wire
Switch
Harness
3
2
1
Blue Red
Valve
Cover
Shield
Figure 4 - Installing Blower Bracket Assembly
Screw
Figure 5 - Installing Switch Plate to Valve Cover Shield
Wiring Routing
Hole in Baffle
Power
Cord
Wire
Harness
Box Cover
Valve Cover
Shield
Baffle
108318-01E