Install Instructions

33
E. MINIMUM CLEARANCES
See Figure 2A for details regarding clearances to combustibles
for the boiler.
F. OPTIONAL AIR INTAKE PIPING INSTALLATION
- All air for combustion can be supplied directly to the burner
from outdoors providing that the criteria for chimney, vent
connector and minimum stack temperature outlined in this
section can be maintained. (ONLY AVAILABLE WITH
BECKETT BURNER). Refer to Section I, Paragraph
C, Steps 5 and 6 for optional air intake piping installation
information.
WARNING
Using outdoor air in the middle of winter may
result in lower stack temperatures and chimney
degradation. Any signs of condensate seepage
or discoloration at the base of chimney must be
remedied immediately per the details outlined in
this section.
Do not reduce size of air intake pipe.
Read, understand and follow combustion air
instruction restrictions contained in the Pre-
Installation Section of this manual.
V. NATURAL DRAFT VENTING (continued)