OPTIONAL BLOWER INSTALLATION INSTRUCTIONS
FRB-3 For Vented Room Heaters
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Figure 1
Installing Optional Blower
1.Remove rear shield (2 screws) and bottom reflector (4 screws). (See Figure 1)
2.Align blower cushion with bottom assembly air discharge opening. Foil face side of blower cushion should be placed
upward.
3.Align blower housing with blower cushion and use two, #10 x 1/2" (13mm
4.Save bottom reflector and rear shield (removed in Step 1) in the event the blower housing is removed from room heater.
Attention! Bottom reflector and rear shield must be attached to bottom assembly whenever the blower hous- ing is removed from the room heater and the room heater is in operation.
5.Remove switch box cover from the switch box by removing the #8 x 1/4" (6mm)
6.There are two screw holes on the lower back of the combus- tion chamber. Use only the left screw hole for mounting.
7.With the switch box perpendicular to the combustion cham- ber, align the round clearance hole on the switch box with the left screw hole on the combustion chamber. (See Figure 3)
8.Attach switch box to the combustion chamber using the #10 x 1/2" (13mm) hex- head screw provided.
9.Attach switch box cover to the switch box by using the #8 x 1/4" (6mm) hex- head screw. (See Figure 4)
Figure 2
Figure 3
Figure 4
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