26
UBXC-UDXC-IOM (01-24) 1042980-0
INSTALLATION—CONTINUED
Vent Connections for Standard Units
⚠ CAUTION ⚠
Do not vent into an existing gravity vent or chimney.
Installation Methods
The method of installation varies depending on the installation type: Category III venting (most installations) or
Category I, commercial/industrial or residential locations, and vent configuration—common or not. See Figure 10
to determine the installation type and refer to the following subparagraphs for instructions.
(standard
30-125 only)
Figure 10. Installation Flowchart