User Guide
page 4 of 12
INSTALLATION SAFETY INSTRUCTIONS
CAUTION: This device must be installed by a quali ed installer in accordance with the manufacturer's installation 
instructions. Appliances should have a minimum of 75% combustion e  ciency or have a maximum measured  ue 
gas temperature of 550°F at the inlet of the venter.
1. The power venting system must be installed by a quali ed installer. "Quali ed Installer" shall mean an 
individual who has been properly trained or a licensed installer. The installer must write or imprint his name, 
phone number and date of installation on the installation tag. The tag should be attached to the power venter 
unit. Recording burner and venting system initial operational information is recommended as a guide for 
service or burner tune-up. Enter this in the space provided in this manual.
2.  Safety inspection of a venting system should be performed before and after installing a power venting system 
on an existing or new appliance. Procedures to follow are those recommended by the National Fuel Gas Code, 
ANSI Z223.1 or refer to the "General Installation Inspection" section of this manual.
3.  Plan the vent system layout before installation to avoid the possibility of accidental contact with concealed 
wiring or plumbing inside walls.
4.  Single wall vent pipe may be used to join an appliance to the venting system, but if proper clearances cannot 
be maintained from combustible materials, Class B Vent Pipe should be used for gas appliances. Refer to 
national or local codes for guidelines.
5. Disconnect power supply before making wiring connections to prevent electrical shock and equipment 
damage.
6. This equipment is designed to overcome minor negative pressure conditions. To ensure extreme negative 
pressure does not exist, follow the "General Installation Inspection" section of this manual.
7. Heating appliances equipped with draft hoods, such as boilers or furnaces, LP and natural gas appliances 
SHOULD have a secondary spillage switch installed. On appliances without draft hoods, it is recommended 
that the secondary safety switch GSK-3 be installed into the system. Gas- red 30 millivolt power systems 
MUST be equipped with a spillage switch.
Diagram A
P/N 46246300 Rev M 04/20










