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8. Hook center panel (33) with flange edge down between side panels (93) and (94).
9. Attach the upper front trim panel (41) between the right and left side panels over
the front door.
10. Place the top panel (86) in position. Hook to the side panels.
11. Remove sight glass plug in front door and install sight glass assembly. Sight Glass
(25) Sight Glass Tube Cap(26) and Sight Class Gasket(48).
Figure 32. OWB-9, OWB-15 and OWB-25 Assembly Detail
OWB-9, OWB-15 and OWB-25 Jacket Installation Instructions
1. Attach the rear jacket mounting brackets (7) to rear tie rod ends on back of boiler
using the 12mm nut (9) provided on the end of each tie rod.
2. Attach the rear jacket panel (3) to the rear jacket mounting bracket using the 1/4-
20 screws (11) ans nuts (10) provided.
3. Assemble front jacket mounting bracket (23) to the heat exchanger using the two
M10x16mm cap screws (27).
4. Drape the foil faced fiberglass insulation mat (not shown) over the top and sides
of the boiler. Make sure that the insulation is behind the Door Hinge and Front
Mounting Bracket and that the tappings in the top of the boiler are not covered by
the insulation.
Installation, Operation, And Service Instructions 35