INSTALLATION
Continued
Valve Cover
Shield
Switch 
Screw
Plate
Figure 18 - Installing Switch Plate to
Valve Cover Shield
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.
lief clamp (not supplied) to secure incoming electrical supply.
2.Follow steps 2 through 6 in Installing Blower Assembly, page 13. 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
4.A licensed electrician must follow the wiring diagram to connect incoming electrical sup- ply to fan kit wiring harness (see Figure 19).
5.Plug power cord to the outlet receptacle (not provided) as shown in Figure 18. Wind the extra power cord and tie it up with the plastic wire strap (see Figure 20). Set the power cord 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 working properly.
8.Reinstall upper louver assembly and hood if previously removed, (see Figure 15, page 13). Close lower louver door.
Follow instructions Removing Valve Cover Shield (page 13), then
1.Install a snap bushing found in hardware kit into one of the holes found on rear of valve cover shield. The other hole is for a strain re-
Blower Bracket | Wire Harness |
Assembly |
|
Fan Switch
(Auto/Off/On)
| Thermostat | Switch (N.O.) |
Auto | Blue |
|
3 | On | |
1 |
|
|
| 2 |
|
| Off |
|
Blower | Motor |
|
|
Blue | Red | White | Green |
Red |
|
|
|
| Black | White | Green |
110/115 V.A.C. |
|
|
|
Screw |
|
|
Switch | Power | |
Cord |
| |
|
| |
|
| Outlet |
Switch | 3 | Receptacle |
1 |
| |
| 2 |
|
Plate |
|
|
Blue | Red |
|
|
| |
Plastic Wire |
| |
Strap |
|
|
Valve |
|
|
Cover |
| Wire |
Shield |
| |
| Clamp Connector | Harness |
| Box Cover | |
| (not included) |
|
Figure 19 - Wiring Diagram For Blower
Figure 20 - Installing Blower Bracket
Accessory Built-In Installation
Assembly
www.desatech.com | 15 |
