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Insert flange. Cut 2 ½" long.
R 000142
F
20
Figure 10
DOWN VENTING UPFLOW MODEL FURNACES ONLY
Combustion Air Pipe
Field Supplied
Drain Tee on Vent Pipe
All piping and fittings must be joined per material manufacturer's specifications
1. Remove screws from vent flange.
2. Remove internal elbow and vent pipe.
3. Cut pipe 2 1/2" from flange.
4. Remove cabinet plug adjacent to inducer outlet and
install an original cabinet vent hole.
5. Install RF000142 coupling on inducer outlet.
6. Install flanged vent section removed in step 2 & secure
with clamps.
7. Secure flange to cabinet using screws removed in step
1.
Condensate trapped
to prevent flue gas from escaping
and routed to field supplied
condensate disposal
to prevent separation and flue gas leaks.
Vent/Flue Pipe Cuts
Figure 11
Use alternate vent
& combination air locations
Vent Pipe
Both Pipes Terminated
Outside Structure
1/4" per foot min. slope
Figure 12
6' MAX.
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