Dunkirk Helix VLT Vertical Laser Tube, Wall Hung Modulating Condensing Boiler - Manual (Page 12)

12
4.2 Pre-pipe supply and return water connections
with factory fittings before wall mounting.
4.3 Wall Mounting
Mount boiler on wall using wall mounting bracket included
with unit.
• Structure must be capable of supporting boiler weight
plus 60 lbs (28 kg). See Table 1, page 2.
• Wall mount bracket has 4 slots allowing mounting on
two (2) wall studs spaced at 11½" to 16½" on center.
See figure 4-2.
• Boiler includes (4) 3/8" x 3" lag screws and (4) washers
for attaching wall mount bracket to wood studs. Field
source appropriate fasteners for other wall constructions
(masonry, concrete).
• Attach wall mount bracket level on wall.
• Boiler must engage with wall mount bracket.
• Avoid overhang on sides of wall mount bracket. Verify
boiler bracket is centered on wall bracket. See figure
4-2.
WARNING
Fire, explosion hazard. Mount boiler vertically or
slightly tilted backward to insure proper function of
low water cutoff. Failure to follow these instructions
could result in death or serious injury.
• When mounting boiler onto wall insert two plastic
stoppers and two plastic plugs to packaging holes on
back of boiler. See parts listed on page 2, number 17
and 18.
• Mount boiler vertically or slightly tilted backward to
insure the low water cutoff functions properly. See
figure 4-3 for low water cutoff orientation.
FIGURE 4-2 Wall Mount Bracket Engaged with
Bracket on Boiler
CAUTION
Boiler weight exceeds 75 pounds (34 kg). Do not
lift boiler onto wall without assistance.
!
4 Slots for attaching
Wall Mount Bracket
to Studs
NOTICE
Lift boiler using chassis. Using front jacket, vent
piping, water or gas fittings to lift boiler may cause
damage to the boiler.
Center brackets. Avoid
overhang on sides of
wall mount bracket.
4 - LOCATING BOILER
FIGURE 4-3 Low Water Cutoff Orientation
5° ~ 15°
Factory Default
10°