OWNER’S MANUAL

INSTALLATION

Continued

For Built-In Installation

WARNING: A licensed elec- trician must connect the wiring harness to electrical supply fol- lowing all local codes. Electri- cian must provide a clamp on the box cover to secure the wir- ing. Wiring should be routed through the bushing in the hole on the outer casing of heater.

Follow instructions Removing Valve Cover Shield, page 11, then

1.Install a snap bushing found in hard- ware kit into one of the holes found on 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, pages 11 and 12. Also remove black wire from middle switch terminal 2.

3.Remove black plastic strain relief and power cord from switch plate. The power cord supplied will not be used in built-in installations. Pop in the plastic snap bushing found in hardware kit into the hole left by supply cord/strain relief.

4.A licensed electrician must follow the wiring diagram to connect incoming electrical supply to fan kit wiring har- ness (see Figure 20).

5.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.

6.Reinstall valve cover shield.

7.Test to make sure the blower is work- ing properly.

8.Reinstall upper louver assembly and hood if previously removed, (see Figure 16, page 11). Close lower louver door.

Fan Switch

(Auto/Off/On)

1Auto

 

Off

2

 

 

 

 

 

 

 

 

 

 

 

3

Blue

 

Thermostat

 

 

 

On

 

 

 

Switch

 

 

 

 

 

 

(N.O.)

110/115

 

 

Red

 

 

 

 

Blue

V.A.C.

 

 

 

 

Blower

 

Black

 

 

 

 

 

 

 

 

Motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Red

 

 

 

 

 

 

 

 

 

 

White

 

 

 

 

 

 

White

 

 

Green

 

 

 

 

 

 

Green

Figure 20 - Wiring Diagram For Blower Accessory Built-In Installation

Blower Bracket

Assembly

Screw

Switch

 

Wire

 

 

 

 

Harness

 

 

 

 

Power

 

 

 

 

Cord

Outlet

 

 

 

 

 

3

 

 

Receptacle

 

2

 

 

 

 

1

 

 

 

 

Blue

Red

 

 

 

 

 

 

 

Switch Plate

 

 

 

 

Plastic Wire

 

 

 

 

Strap

 

 

 

 

Valve

 

 

 

 

Cover

 

 

 

 

Shield

Box Cover

 

 

Wire

 

 

Clamp Connector

Harness

 

 

(not included)

 

Figure 21 - Installing Blower Bracket Assembly

Continued

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Desa CGCFTN installation manual For Built-In Installation, Wiring Diagram For Blower Accessory Built-In Installation