16
INSTALLATION
Installing Blower Accessory GA3450T in
INSTALLATION
Continued
7.Insert the 4 wire harness into one of the round holes in the rear of the valve cover shield and through the rectangular hole in the front of shield (see Figure 23, page 15).
8.Reconnect red wire to switch position 3. Reconnect blue wire to switch position 1. Reconnect green and white wires.
9.Install the switch plate on the valve cover shield with 2 #10 screws provided (see Figure 25). Reinstall the valve cover shield. Route power cord out of the cabinet by inserting it through the bushing on the outer casing (see Figure 23, page 15). Plug fan kit into
Valve Cover
Shield
Switch
PlateScrew
Figure 25- Installing Switch Plate to Valve Cover Shield
For Built-In Installation
WARNING: A licensed electrician must connect the wiring harness 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.
4.A licensed electrician must follow the wiring diagram to con- nect incoming electrical supply to fan kit wiring harness (see Figure 26).
5.Plug power cord to the outlet receptacle (not provided) as shown in Figure 27. Wind the extra cable in power cord and and tie it up with the plastic wire strap (see Figure 27). 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 working properly.
8.Reinstall upper louver assembly and hood if previously removed, (see Figure 21, page 14). Close lower louver door.
| Fan Switch |
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| (Auto/Off/On) |
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| 1 Auto |
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| Off | 2 |
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| 3 | Blue |
| Thermostat | ||||||
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110/115 |
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| Red |
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| Blue | |||
V.A.C. |
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| Blower | ||||||
| Black |
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| Motor | |
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| Red |
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| White |
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| White |
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| Green |
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| Green | |||
Figure 26 - Wiring Diagram For Blower Accessory Built-In Installation
Blower Bracket | Wire | |
Harness | ||
Assembly | ||
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Screw
Switch Switch |
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Plate | Power |
| Cord |
| Outlet |
3 | Receptacle |
1 | |
2 |
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Follow instructions Removing Valve Cover Shield (page 15), then
Blue 
Red
1.Install a snap bushing found in hardware kit into one of the holes 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, page 15. 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
Black |
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Plastic |
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Wire Strap |
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| Wire |
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| Harness |
Valve Cover | Box | Clamp Connector |
Shield | (not included) | |
| Cover |
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Figure 27 - Installing Blower Bracket Assembly
For
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