Weil-McLain SlimFit 2 Series Manual page 7

SlimFit ® Series 2
Prepare boiler location
Clearance requirements
Clearances from combustible materials
1. Hot water pipes — at least 1/2" from combustible materials.
2. Vent pipe — at least 3/16" from combustible materials.
3. See Figure 2 for other clearance minimums.
Clearances for service access
1. See Figure 2 for recommended service clearances. If you
do not provide minimum clearances shown, it might not be
possible to service the boiler without removing it from the
space.
Figure 2
Clearances for LEFT-HAND boilers
Figure 3
Clearances for RIGHT-HAND boilers
Part number 550-100-561/0224
commercial condensing gas
(continued)
- — Boiler Manual
fired water boiler
Openings in floors, walls, ceilings or roofs must
be designed for fire stopping as required by local
codes. Vent pipe openings through combustible
materials must be 3/8" larger in diameter than the
vent pipe. Air pipe openings should be 3/8" larger in
diameter than the pipe or as required by the pipe
manufacturer.
Air openings
Provide air openings for combustion air and/or
ventilation of the room as specified in this manual
and as required by applicable codes.
Clearance Minimum
clearance to
from:
combustible
surfaces (inches)
Front
(cleanout side)
Back
Burner end
Piping end
Top
Floor
Vent pipe
Hot water
pipes
Clearance Minimum
clearance to
from:
combustible
surfaces (inches)
Front
(cleanout side)
Back
Burner end
Piping end
Top
Floor
Vent pipe
Hot water
pipes
Minimum
service access
clearances
(inches)
0 36
0 0
0 24
0 12
4 18
0 —
3/16 —
1/2 —
Minimum
service access
clearances
(inches)
0 36
0 0
0 24
0 12
4 18
0 —
3/16 —
1/2 —
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