11.2 Catalyst Troubleshooting - Napoleon HIGH COUNTRY 3000H Installation And Operation Manual

troubleshooting
EN
Appliance smoking.

11.2 catalyst troubleshooting

symptom
Crumbling Catalyst
*
Thermal Cracking
*
Mechanical Cracking
*
Plugging
*
Creosote
*
Fly-Ash
Masking
* Images for the Catalyst Troubleshooting are courtesy of Firecat Catalyst Combustors ( Applied Ceramics Inc.)
54
W415-1761 / B / 12.21.18
problem
Catalyst failed
Extreme thermal shock
Refueling with unseasoned
wet wood
Extremely high draft
Catalyst failed
Uneven temperatures within
catalyst
Catalyst failed
Appliance over fi red
Excess build up of creosote
or fl y-ash
Combustor has not
established light-off
temperature
Combustor has not
*
established light-off
temperature
Burning Materials that create
a lot of fl y-
ash (i.e. cardboard)
Has the chimney had time to get hot?
Is there adequate supply of combustion air?
Is the outside air damper opened?
Is the smoke passsage blocked anywhere in the appliance or
chimney?
Is the smoke fl ow impeded by too long of a horizontal pipe or too
many bends?
Is it a weak draft perhaps caused by a leaky chimney, a cold outside
chimney, too short a chimney, or a chimney too close to a tree or a
higher roof?
Bypass is closed while front door is open.
test solution
- Replace catalyst
- Prevent the appliance from cooling or heating rapidly
- Burn seasoned dry wood
- Ensure front doors are closed and sealing properly
- Install manual damper
- Replace catalyst
- Uneven temperatures within catalyst
- Replace catalyst
- Ensure front doors are closed and sealing properly
- Do not run appliance on high burn for prolonged periods of
time
- Clean plugged cells
- Burn only dry seasoned wood
- Engage catalyst only when light-off temperatures are met
- Clean plugged cells
- Engage catalyst only when light-off temperatures are met
- Clean plugged cells
- Engage catalyst only when light-off temperatures are met
- Clean masked cells
- Burn seasoned dry wood only, do not burn garbage,
petroleum product or waste paper products