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12
Initial Installation
VENT RESTRICTOR SETTING:
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2
3
4
5
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2
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5
15’ (4.57m)
10’ (3.05m)
5’ (1.52m)
2’ (0.62m)
2’ (0.62m)
18”
(0.46m)
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2
3
4
5
Vent Restrictor Settings
Refer to Figure 9 to determine were the vent restrictor should be set
for proper operation.
The numbers in the chart represent the actual vent restrictor
settings. Although the numbers do not appear on the unit use this
guide to follow.
Undo the setscrew and adjust the vent restrictor to the correct
setting.
Ensure that the setscrew is retightened and the unit is checked for
proper operation.
Wait for the unit to warm up to operating temperature to ensure a
proper and clean burning unit.
NOTE: The total length of the vent pipes can not exceed 15 feet
(4.6 m). Any combination of rise and run can be used as long as it
lays within the shaded area.
To access restrictor plate, look at
the left hand rear corner of the
unit. There is a small rectangular
hole in the air jacket
Loosen the ” hex head bolt and
adjust to the correct setting.
Slide the hex bolt to the next
setting and retighten the bolt to
ensure the plate does not move
Figure 9. Possible Vent Congurations.
Figure 8. Vent Restrictor Settings.