Hearthstone Quality Home Heating Products, Inc
®
Craftsbury (Model 8392)
29
4. Use a small vacuum nozzle or soft bristled
brush to remove any accumulated ash or
soot on the face of the catalyst.
5. Inspect the catalyst for any unusual warping,
corrosion, or plugged openings.
4. Use a small vacuum nozzle or soft bristled
brush to remove any accumulated ash or
soot on the face of the catalysts.
5. Inspect the catalysts for any unusual
warping, corrosion, or plugged openings.
6. If any unusual conditions are found, remove
the catalyst blocks
– See replacing the
catalysts.
7. Replace the baffles and baffle protector.
Installation is the opposite of removal.
8. Ensure that the baffle pieces are pushed
together at the center joint.
R
EMOVING OR
R
EPLACING THE
CATALYSTS
Refer to the Catalytic combustor warranty on page
35 for catalyst replacement information. DO NOT
OPERATE UNIT WHITOUT CATALYSTS. Only
remove the catalysts if required. In general, the less
you handle the catalysts, the better. If any unusual
conditions are found, remove the catalyst blocks
1. Allow the stove and ashes to fully cool.
2. Loosen, but do not remove the screws
securing the rear heatshield. (If stove is so
equipped).
3. Remove the heat shield by sliding the screw
heads through the slots in the heatshield.
4. Remove the 2 bolts securing the cast iron
catalyst access cover, and remove the cover.
5. Inspect the catalysts for visible damage or fly
ash. If fly ash exists, gently brush the
Figure 20
– Catalyst Access
Figure 19b
– Removing / Replacing the Baffle