Installing Front Cleanout Doors; Installing Front Cleanout Plates - Weil-McLain 4 Series Manual

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Boiler Assembly, continued
1

Installing Front Cleanout Doors

See Figure 15, items K20 (cleanout door assembly),
K22 (hinge for cleanout door), and K24 (hinge plate
for cleanout door) for door installation
1 Apply a 1/8" continuous bead of rope adhesive in
2
the grooves around the cleanout doors
2 Position 0 325" silicone-coated rope in the groove
a Cut the rope so the two ends meet in the
groove at the top and center of each cleanout
door without stretching the rope Do not
overlap the rope
3
b Apply an ample amount of rope adhesive around
the two ends to complete an air-tight seal
3 Secure eight mounting studs in tapped holes
located around cleanout openings
4 Position cleanout door with hinge closest to
centerline of front section over four studs
4
5 Hand-tighten four wing nuts to secure door
6 Attach cleanout door hinge plate to installed door
Use two hinge pins
7 Attach other door to hinge plate with two hinge pins
8 Close second door Hand-tighten four wing nuts
to secure door to section
9 Affix boiler nameplate to hinge plate with two
5
drive screws

Installing Front Cleanout Plates

See Figure 15, Item M (cleanout plates)
1 Thread two 1/2" nuts on round end of
6
1/2" x 4-1/4" stud Lock the nuts together
2 Thread flat end of stud into tapped hole in one of
the clean-out openings
3 Remove nuts
4 Repeat steps 1-3 for remaining five studs
5 Apply 1/8" continuous bead of rope adhesive in
groove around plates
7
6 Position 0 325" silicone-coated rope in the groove
a Cut the rope so the two ends meet in the
groove at the top and center of each cleanout
plate without stretching the rope Do not
overlap the rope
b Apply an ample amount of rope adhesive around
8
the two ends to complete an air-tight seal
7 Insert a cleanout plate into each opening Secure
with hand-tightened wing nut
26
sTeam series
94
Figure 15 Front section block assembly components
K22
K20
K24
230056
boiler manual
4
550-100-157/0523
M