Bryant 66120 Installation, Start-Up, Operating And Service And Maintenance Instructions page 55

Attach gaskets to vent pipe and
Vent Coupling and Adapter
combustion air adapters.
A13074
Fig. 40 - - Vent Coupling and Adapter with Gaskets
TABS ON THE INDUCER OUTLET RESTRICTOR SNAP
INTO THE SLOTS AT THE OUTLET OF THE INDUCER
FOR USAGE:
SEE MAXIMUM EQUIVALENT VENT LENGTH TABLE
(10FT. (3.1 M) OF VENT OR LESS ONLY)
A170006
Fig. 41 - - Inducer Vent Elbow
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