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AM Series Boilers and Water Heaters User Manual
CHAPTER 10 – MAINTENANCE
10.17 Inspecting and Replacing the Burner Thermal Insulation
The thermal insulation in each burner must be inspected every year for any damage, including
cracks, chips, or other abnormalities. If any damage is found, the insulation must be replaced
using the instructions below. The replacement procedure must be repeated on each burner
module in the unit.
Replacing the BURNER Thermal Insulation
1.
Follow Steps 1 through 11 of the instructions in section 6.1.16 in order to remove the fan
and burner assembly from the heat exchanger.
2.
Unscrew the screws holding the electrodes in place (see Figure E).
3.
Remove both the ignition and flame detection electrodes (see Figure F).
Figure E: Removing Electrode's Screws
Remove the burner's thermal insulation (see Figure G).
4.
5.
Replace the O-Ring (see arrow in Figure H) with the new one included in the kit.
Figure G: Remove Thermal Insulation
OMM-0100_E • GF-146 • 11/15/2019
Figure F: Removing the Electrodes
Figure H: Replace the O-
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Ring
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