HCAK-IOM-3J30-09025INSTALLATION AND SERVICE MANUALHORIZONTAL COMBUSTION AIR INLET KITSCATEGORY III VENTING FOR SEPARATED COMBUSTION TUBULAR GAS FIRED
2D9015B8"(203.2mm)5"(127mm)5.75"(146.1mm)12"(304.8mm)5"(127mm)15"(381mm)D9016B14.125"(358.8mm)7.125"(181mm)17
3VENTING – GENERAL GUIDELINESAll unit heaters must be vented! All Venting installations shall be in accordance with the latest edition of Part 7, Vent
4VENTING – GENERAL GUIDELINES (continued)Do not damper or add heat recovery devices to the fl ue piping. Failure to open such a damper prior to operat
5INSTALLATIONHORIZONTAL TERMINATION, 5 INCH KIT FOR USE WITH 100-250 MBH UNITS ONLYSelect a location on outside wall for vent terminal. In most applic
6INSTALLATION (continued)Figure 4 – Horizontal Combustion Air Inlet Kit InstallationNote: Separated Combustion Blower Type Unit ShownFlue PipeApprove
7INSTALLATION (continued)COMBUSTION AIR VENTING Never operate unit heaters without combustion air and fl ue gas piping in place or severe personal inj
8EXHAUST VENTING Never operate unit heaters without combustion air and fl ue gas piping in place or severe personal injury or death may occur!1. Vent
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