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Part number 550-100-260/0520
8
ECO
®
Tec
GAS-FIRED WATER BOILER – 80/110/150/199 BOILER MANUAL
A. Provide combustion air/ventilation openings per Figure 29, page 26 or as otherwise
directed in this manual or by applicable codes.
If the installation does not
provide the minimum clearances in Figure 1, then the enclosure MUST HAVE air
openings located per Figure 2, above. Each of these air openings must have free area of at
least 1 square inch per 1,000 MBH of boiler input.
B. Left side clearance to combustibles =2.5 inches minimum.
C. Top of boiler clearance to combustibles = 13.00 inches minimum.
D. Right side clearance to combustibles = 2.5 inches minimum.
E. Bottom of boiler clearance to combustibles = 8.75 inches minimum (must be 18 inches
above floor for garage installations) for wall hung installation, 0 inches minimum for
floor standing installation.
F. Clearance in front of the boiler = 0.5 inches, but 24 inches minimum required for
service.
G. Air openings must be located in the FRONT of the enclosure, as shown. They must be no
more than 12 inches from the floor or ceiling, as shown.
H. Vent pipe must be minimum 3/16 inch from combustibles. Opening in combustible
wall, floor, ceiling or roof must be 3/8 inches larger than flue pipe diameter, fitted with
corrosion resistant steel thimble, or larger if required by codes or as specified by vent
pipe manufacturer.
A. Left side service clearance = 3 inches minimum.
B. Service clearance above top of boiler = 15 inches
minimum.
C. Right side service clearance = 3 inches minimum.
D. Service clearance below the boiler = 12 inches minimum
for wall hung installation, 0 inches minimum for floor
standing installation.
E. Service clearance in front of the boiler = 24 inches
minimum.
ADDITIONAL service clearance may
be needed, depending on how piping
is routed to the boiler.
Provide clearances for service
access — RECOMMENDED
1. See Figure 1 for recommended service clearances.
2. If you do not provide minimum service clearances
shown, it might not be possible to service the boiler
without removing it from the space.
.
Provide clearances from combustible
materials — REQUIRED
1. See Figure 2 for REQUIRED minimum clearances. ALL
installation must provide at least these minimums.
2. Hot water pipes — at least ½ inches from combustible materials.
3. Vent pipe — at least 3/16 inches from combustible materials.
4. See Figure 1 for service clearance minimums.
.
Boiler location (continued)
REQUIRED minimum clearances
()
RECOMMENDED service clearances
()
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