Burnham 81433101R16-1/10 - Manual (Page 17)

1
D.
Air Intake Installation (Indoor Air for Combustion)
1. Remove the black plastic inlet cover from the right
side of the Beckett AFII burner.
6. Install air intake terminal. See Figure 13.
7. Seal all external joints with weatherproof caulk.
WARNING
Do not locate air intake where petroleum distillates,
CFC's, detergents, volatile vapors or any other
chemicals are present. Severe boiler corrosion
and failure will result.
2. Attach the Air Intake Terminal directly to the burner
intake collar.
3. Discard the Vacuum Relief Valve.
Alternate to 1., 2. and 3.:
Keep the black plastic inlet cover in place and
discard the Air Intake Terminal and the Vacuum
Relief Valve.
WARNING
Do not locate air intake termination into a crawl
space or under a deck that also includes the
vent termination, regardless of distance between
terminations.