Bradford White LG1PV55H783N, Руководство пользователя

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19
Venting continued-
TABLE 3
3 inch (7.6 cm) VENT CONNECTOR LENGTHS FROM INSIDE WALL FOR
LOW GROUND CLEARANCE INSTALLATIONS
Terminating # of
Elbows
(excl.
vent
term.)
Max Straight
Length ft (m)
Min
straight
Length
ft (m)
55 and 75 gal.
(2) 90
°
Elbows with (1) 90
°
Elbow
1
30 (9.1)
5 (1.5)
(2) 90
°
Elbows with (1) 90
°
Elbow
2 25 (7.6) 5 (1.5)
(2) 90
°
Elbows with (1) 90
°
Elbow
3
20 (6.1)
5 (1.5)
(2) 90
°
Elbows with (1) 90
°
Elbow
4 15 (4.6) 5 (1.5)
TABLE 4
4 inch (10.2 cm) VENT CONNECTOR LENGTHS FROM INSIDE WALL
FOR LOW GROUND CLEARANCE INSTALLATIONS
Terminating (Reduce 4 inch to
3 inch)
(Reduce 10.1 cm to 7.6 cm)
# of
Elbows
(excl.
vent
term.)
Max straight
Length
ft (m)
Min
straight
Length
ft (m)
55 and 75 gal.
(2) 90
°
Elbows with (1) 90
°
Elbow
1
160 (48.8)
10 (3.1)
(2) 90
°
Elbows with (1) 90
°
Elbow
2
155 (47.2)
10 (3.1)
(2) 90
°
Elbows with (1) 90
°
Elbow 3 150 (45.7) 10 (3.1)
(2) 90
°
Elbows with (1) 90
°
Elbow
4
145 (44.2)
10 (3.1)
(2) 90
°
Elbows with (1) 90
°
Elbow 5 140 (42.7) 10 (3.1)
HIGH ALTITUDE INSTALLATIONS FOR ELEVATIONS OVER 2,500 FEET
(762 m) ABOVE SEA LEVEL
The capacity of the induced draft blower declines with increasing altitude due to
a reduction in the air density. In order to assure safe and reliable performance
of the water heater, contact the supplier for high altitude kit.