SUPPLEMENTAL INSTRUCTIONS:
DIRECT VENT
INSTRUCTIONS FOR HIGH EFFICIENCY OIL-FIRED
HOT WATER BOILER
Direct Venting Of Oil Fired Boilers ..................................................................................... 2
Vent Terminal Locations ................................................................................................... 3
Vent Terminal Installation ................................................................................................ 4
Intake Air Pipe Installation ............................................................................................... 4
Vent Pipe Installation ...................................................................................................... 5
Vent Pipe Installation ...................................................................................................... 6
Blocked Vent Safety Shutoff System .................................................................................. 7
Sequence Of Operation ................................................................................................... 8
Final Check Out .............................................................................................................. 9
Burner Settings Tables .................................................................................................. 10
Wiring Diagrams ........................................................................................................... 11
Operation And Troubleshooting ....................................................................................... 12
French Manual.....................................................................................................15
P/N 473921000
[240011797, Rev. D 06/07/2018]
Information contained in this manual pertains to direct vent
boilers equipped with manufacturer installed blocked vent
safety control system (pressure switch).
Keep area around vent terminal free of snow, ice, and
debris.
WARNING
Installations of venting shall be done only by a
qualified expert and in accordance with these
instructions. Venting a boiler or any other oil
appliance with improper methods or materials may
result in serious injury or death due to fire or to
asphyxiation from poisonous gases such as carbon
monoxide which is odorless and invisible.
!
