Hearth and Home Technologies NDV4842 Top Vent - Vertical Termination, No Elbow, Two Elbows

2. Top Vent - Vertical Termination

No Elbow

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Figure 7.7a

Two Elbows

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Maximum horizontal run is 100% of vertical, but cannot exceed 26 ft (7.92 m)

Figure 7.8

ÎInstall Top Vent Flue Visor - No Elbow Configura- tions

•Remove screws holding flue visor to firebox top. See Figure 7.7b.

•Remove the flue visor.

•Using the screws removed and the same holes, install the top vent flue baffle and flue visor.

-The flue visor will be turned to install below the level of the firebox top for 12-30 ft vertical runs of vent. See Figure 7.7c.

-The flue visor will be turned to install inside the flue for vertical vent runs of 31-60 ft. See Figure 7.7d.

Figure 7.7b Remove Flue Visor

Figure 7.7c 12 to 30 ft Vertical Run

Figure 7.7d 31 ft to 60 ft Vertical Run

Heatilator • Novus NDV Series • 4055-187 Rev F • 06/08 27