Bradford White EF120T Installation & Operation Manual With Troubleshooting Manual page 26

3 inch Venting Installation
Use a 4" (10.1 cm) to 3" (7.6 cm) reducer and exit the building wall with 3" (7.6 cm) vent pipe using a 3" (7.6
Note:
cm) 90 vent terminal. Two 45 elbows are equivalent to one 90 elbow.
USE 4" CONNECTORS THAT WERE SUPPLIED WITH THE HEATER BEFORE REDUCING
DOWN TO 3".
Top of Tank
Bottom of Tank
All of the venting connections must be
leak checked with a soap and water
solution upon initial start-up of the water
heater. Any leaks must be repaired before
continuing operation of the water heater.
Figure 15 – 3"
Venting Installation
WARNING
26
IMPORTANT