12
240012994 Rev. B [08/31/2020]
4 - LOCATING BOILER
CAUTION
Boiler weight exceeds 140 pounds (63.5 kg). Do not
lift boiler onto wall without assistance.
!!
4.3 Wall Mounting
1.
Decide position of boiler on the wall allowing for all
required clearances and ue terminal position.
2.
Tape template to the wall. Ensure template is level and
upright. Mark position of holes for boiler mounting bracket
and plumbing connections.
3.
Rear exit ue - mark position of hole for ue.
4.
Side exit ue - mark horizontal center line of ue across
the wall to side wall, then along side wall (ensure lines are
parallel and sloped properly towards the boiler, refer to
section 6. This will give position of center of hole for ue.
5.
Cut hole in wall for coaxial ue. See sizing below:
• 150 - 4 " [110 mm] diameter
• 205 - 5 " [135 mm] diameter
6.
Pre-pipe supply and return water connections with factory
ttings before wall mounting.
7.
Mount boiler on wall using wall mounting bracket included
with unit.
8.
Adjust the position of the boiler verify it is level and plumb.
Use two (2) wrenches when tightening and tting
to pipe boiler's threaded ttings. Boiler's internal
piping can be damaged if subjected to excessive
torque.
Note
FIGURE 4-2 Wall Mount Bracket (Included)
Center brackets. Avoid
overhang on sides of
wall mount bracket.
Use four (4) predrilled
holes for mounting
bracket to wall
WARNING
Fire, explosion, and asphyxiation hazard. Lift boiler
using chassis. Do not use front jacket, vent piping,
water or gas ttings to lift boiler as it may cause
damage to the boiler and/or separation of the exhaust
piping. Failure to follow these instructions could result
in death or serious injury.
!
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