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Heatilator • CD4236IR-C, CD4842IR-C • 2207-900 Rev. J • 11/1130
EXHAUST
SHIELD
FLUE
RESTRICTOR
Top Vent - Vertical Termination
No Elbow
Figure 7.7
Note: If installing a vertical vent/
termination off the top of the ap-
pliance, the fl ue restrictor should
be used.
V
1
V
1
= 60 ft. Max. (18.3 m)
V
1
= 3 ft. Min. (914 mm)
Flue Restrictor Instructions
1. Remove exhaust shield using a 1/4 inch nut driver by
removing the four screws securing it in place (see Figure
7.8).
Figure 7.9 Flue Restrictor
2. Break the fl ue restrictor into two pieces. Do this by
bending the part back and forth until it breaks (see
Figure 7.9).
Figure 7.8
BREAK
HERE