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TABLE OF CONTENTS
QHT BIASI B10 Series Section Page
Important Information &
Warnings 4,5,6
General Information 1 7
Boiler Block Assembly &
Explosion Diagram 2 8
Boiler Location 3 9
Installation of Boiler
Trim Kit Components 4 10,11
Piping the Boiler 5 12
Intake Venting 6 13,14
Exhaust Venting 7 15
Common Exhaust Venting 7.1 15,16
Blocked Flue Switch 7.2 16
Gas Venting 7.3 17
Burner Setup 8 18
Oil 8.1 19
Gas 8.2 20
Gas Line Piping 9 21
Boiler Jacket Assembly 10 22
Wiring 11 23-24
Oil Diagrams 11.1 25-28
Gas Diagrams 11.2 29-30
Commissioning the Boiler 12 31
Maintenance 13 31
Installer Notes 14 32
Warranty Inside Backcover
This installation manual is for the basic installation of a B10 series boiler for
atmospheric venting of oil and gas. If you are installing a direct vent
system, please refer to its addendum to be used in conjunction with this
manual to insure the proper installation of the boiler system.