102777-YIM-E-0206
Unitary Products Group 133
down the flue extension at the outlet of the vent hous-
ings.
8. After brushing is complete, blow all brushed areas with
air or nitrogen. Vacuum as needed.
9. Replace parts in the order they were moved in steps 1 to
4.
10. Assure that all seams on the vent side of the combustion
systems are air tight. Apply a high temperature (+500°F)
sealing compound where needed (Dow Corning, Silastic
736, Loctite Superflex 596 or equivalent).
The restrictor plate must also be sealed to furnace tube
sheet.
SECURE OWNERS APPROVAL
When the system is functioning properly, secure the owner’s
approval. Show him the location of all disconnect switches
and the room temperature sensors. Teach him how to start
and stop the unit and how to adjust the temperature settings
within the limitations of the system.
FIGURE 57 - TYPICAL FLUE BAFFLE
"A"
"A"
OUTLET TUBES
FLUE BAFFLE
NOTE:
One end of each flue baffle is provided
with a sharper bend than the other end - this
sharper bend must be positioned at the tube and
attached with a stainless steel screw.
REMOVE
SCREWS
SECTION "A" - "A"
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