Contents
Direct Vent
What to do if you smell gas
Fresh Air System
Introduction
Direct Vent/Sealed Combustion System
Safety
Roof Exhaust Vent Sidewall Air Inlet
Inlet Duct
Installation
System Design Pressure Drop
Air Inlet Termination
Inlet Duct Assembly at the Boiler
Unrestricted Rain cap
Flue Gas Outlet Duct
Inlet Damper and Auxiliary Control Panel optional
System Design Materials, Length, Size, and Construction
Exhaust Vent Connection at the Boiler
Flue Gas Termination
Sidewall Installations
Equivalent Length of Fittings
Minimum Clearance for Boiler Connections
Combustion Min Air Inlet Above Snow line Flue Gas Outlet
Operation
Round Vent Damper 90o Elbow
Maintenance
Combustion Air Requirement, Scfm
Wiring Diagrams
ON-OFFSERIES 700, 1000
Logic Diagram
1A ON-OFFIRI Series 700, 1000
1A ON-OFFIRI Series 700, 1000
1B LO-HILO
1B LO-HILO
1C LO-HI-LOIRI
1C LO-HI-LOIRI
1D ON-OFFSERIES 1500, 1700
1D ON-OFFSERIES 1500, 1700
1E ON-OFFIRI Series 1500, 1700
1E ON-OFFIRI Series 1500, 1700
On-Off Auxiliary Control Panel
