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18 Heatilator • RBV4236/RBV4842 • 4048-210 Rev K • 02/07
Three tabs
A. Assemble Vent Sections
This B-Vent appliance requires 6 in. B-vent double-wall pipe.
Follow the pipe manufacturer’s installation guidelines when
installing the appliance. This will ensure proper operation
and prevent safety hazards.
8
8
Installing Vent Pipe
Fire Risk
Exhaust Fumes Risk
Impaired Performance of Appliance.
• Assemble pipe sections per B-Vent
manufacturer’s instructions.
• Use support tabs for screws.
• Pipe may separate if not properly
joined.
WARNING
Figure 8.1 Attaching Vent to Firebox
B. Attach Vent to Firebox Assembly
Three tabs extend from appliance collar shield. Attach tabs
to fi rst section of B-vent pipe using self-tapping 1/4 in. screws
supplied with appliance. See Figure 8.1.
C. Securing Vent Sections
Secure vent sections with vent supports following B-vent
manufacturer’s instructions.
Fire Risk
Explosion Risk
Asphyxiation Risk
Use vent run supports per vent manufacturer’s
installation instructions.
Connect vent sections per vent manufacturer’s
installation instructions.
• Maintain all clearances to combustibles.
• Maintain specifi ed slope (if required).
Improper support may allow vent to sag or
separate.
WARNING