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107108
NATURAL GAS VENT-FREE FIREPLACE SYSTEM
For more information, visit www.desatech.com
For Built-In Installation
WARNING: A licensed electri-
cian must connect the wiring har-
ness to electrical supply following
all local codes. Electrician must
provide a clamp on the box cover to
secure the wiring. Wiring should be
routed through the bushing in the
hole on the outer casing of heater.
Red
Red
Fan Switch
(Auto/Off/On)
Blue
Blue
Thermostat
Switch
(N.O.)
Green
White
Green
White
On
110/115
V.A.C.
Blower
Motor
Black
Off
1
2
3
Auto
Red
Red
Fan Switch
(Auto/Off/On)
Blue
Blue
Thermostat
Switch
(N.O.)
Green
White
Green
White
On
110/115
V.A.C.
Blower
Motor
Black
Off
1
2
3
Auto
Figure 21 - Installing Blower Bracket Assembly
Valve
Cover
Shield
Switch
Plate
Screw
9. Install the switch plate on the valve cover
shield with 2 #10 screws provided (see
Figure 18). Route power cord out of the
cabinet by inserting it through the bush-
ing on the outer casing (see Figure 17,
page 11). Plug fan kit into 120-Volt
grounded power supply and test opera-
tion.
Note:
When switch is in the AUTO
position, the fan will start after the heater
has run for a few moments. The fan will
continue to run for several moments after
the 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 16, page 11)
and twig support. Close lower louver door.
Figure 18 - Installing Switch Plate to Valve
Cover Shield
INSTALLATION
Continued
Figure 19 - Wiring Diagram For Blower
Accessory Standard Installation
Figure 20 - Wiring Diagram For Blower Accessory Built-In Installation
1. Install a snap bushing found in hard-
ware kit into one of the holes found rear
of valve cover shield. The other hole is
for a strain relief clamp (not supplied)
to secure incoming electrical supply.
2. Follow steps 2 through 6 in Installing
Blower Assembly, page 11.
3. A licensed electrician must follow the
wiring diagram to connect incoming
electrical supply to fan kit wiring harness
(see Figure 20).
4. Plug power cord to the outlet receptacle
(not provided) as shown in figure 21.
Wind the extra cable in power cord and
and tie it up with the plastic wire strap
(see Figure 21). Set the cable bundle
between the burner bracket and outer
casing, away from the burner.
5. Test to make sure the blower is work-
ing properly.
6. Reinstall upper louver assembly (see Fig-
ure 16, page 11) and close lower louver.
Blower Bracket
Assembly
Screw
Wire
Harness
Power
Cord
Plastic
Wire
Strap
Wire
Harness
Switch
Plate
Switch
Clamp Connector
(Not Included)
Blue
Red
Outlet
Receptacle
(Not Supplied)