HI 400 Setting up the Burner
ghi_tx001464gb.fm 63
6.7 Checking and Adjusting the Air Damper
Background
The air damper setting can affect burner performance especially at high altitudes.
Check and adjust the air damper when the burner performance is poor.
Procedure
Perform the procedure below to check and adjust the air damper setting.
1. The air damper (a) is located beneath the fan guard.
2. To adjust the air damper, move the lever left to close (O). Move the lever right to
open (10).
Result
The air damper has now been adjusted.
wc_gr011997
Shown with baffle removed for clarity
a