Using Vertical Restrictor - Quadra-Fire EXCURSION-I Installation Manual

B. Using Vertical Restrictor
When 20-25+ feet of vertical venting is used, vertical
restrictors will need to be adjusted. See Figure 5.2 and
5.3.
V = 10 FT. MINIMUM
50 FT. MAXIMUM
NOTE: TO ACHIEVE OPTIMUM PERFOR-
MANCE OF INSERT, MINIMIZE OR AVOID
BENDS IN EXHAUST VENT PIPE.
Figure 5.2 Min. / Max. Venting Requirement
Quadra-Fire • EXCURSION-I, EXCURSION-II, EXCURSION-III Installation Manual • 2538-980 Rev. E • 5/19
TERMINATION
CAP
INLET
COLLAR
EXHAUST
COLLAR
EXHAUST
AIR
VENT PIPE
INLET AIR
VENT PIPE
RESTRICTOR DOORS
FRONT VIEW SHOWS RESTRICTORS IN THE OPEN POSITION AND BENT AT 90º
Figure 5.3 Firebox Baffle
To open restrictors, push the restrictor doors upward.
The restrictor doors should be bent at a 90°. See Figure
5.3.
Opening restrictors will help reduce cold start issues
(cycling).
Appliance - 25 in. & 30 in.
10 ft. - 25 ft. No adjustment needs to be done.
V=
26 ft. - 35 ft. Open 1 restrictor opening.
36 ft. - 50 ft. Open both restrictor openings.
Appliance - 35 in.
10 ft. - 20 ft. No adjustment needs to be done.
V=
21 ft. - 35 ft. Open 1 restrictor opening.
36 ft. - 50 ft. Open both restrictor openings.
1 2
21