American Water Heater 395T1996NOX Water Heater User Manual


 
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Servicing should only be performed by a Qualied Service Technician
VENTING
INSTALLATION – VENTING CATEGORY AND MATERIALS
BCL VENTING
Category I Non-condensing, negative pressure in vent, below atmospheric.
Type venting Must be installed Conventional Vent; uses room air for combustion and discharges flue
gases to the outdoor atmosphere through one pipe.
Vent materials B Vent.
MINIMUM CLEARANCES
This water heater is approved for installation on combustible flooring in an alcove with minimum clearance
from combustion construction as indicated in below Figure and Table.
In all installations the minimum combustible clearances from vent piping shall be 6” (15.2 cm). Vent piping
passing through a combustible wall or ceiling must be a continuous run (no joints) and retain 6” (15.2 cm)
clearance unless an approved reducing thimble is used.
A service clearance of 24” (61 cm) should be maintained from serviceable parts, such as Temperature-
pressure relief valves, baffles, digital thermostats, cleanout openings or drain valves.
The units are approved for installation with side, rear and ceiling clearances as indicated below:
MINIMUM CLEARANCES TO COMBUSTIBLE OR NON-COMBUSTIBLE CONSTRUCTION:
MODELS "A" RIGHT SIDE "B" LEFT SIDE "C" BACK "D" CEILING
BCL-120, 154, 180,
199, 250
0" 0" 0" 12"
0 cm 0 cm 0 cm 30.5 cm