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Taylor CampbellSep 12, 2025
What to do if Lennox SIGNATURE SLO185BV electrodes are fouled?
- AAshley AyalaSep 12, 2025
If the electrodes are fouled or shorted in your Lennox Furnace, clean or replace the electrodes.

What to do if Lennox SIGNATURE SLO185BV electrodes are fouled?
If the electrodes are fouled or shorted in your Lennox Furnace, clean or replace the electrodes.
What to do if Lennox SIGNATURE SLO185BV coupling disengaged?
If the coupling is disengaged or broken in your Lennox Furnace, re-engage or replace the coupling.
How to fix Lennox Furnace with excessive draft?
If your Lennox Furnace has excessive draft, adjust the barometric draft control for correct draft.
How to fix Lennox SIGNATURE SLO185BV if thermostat is not level?
If the thermostat is not level in your Lennox Furnace, level the thermostat.
How to fix Lennox SIGNATURE SLO185BV with loose thermostat screw connection?
If there is a loose thermostat screw connection in your Lennox Furnace, tighten the connection.
What to do if my Lennox SIGNATURE SLO185BV Furnace has a blown fuse?
If your Lennox Furnace has a blown fuse or a tripped circuit breaker, replace the fuse or reset the circuit breaker.
What to do if Lennox SIGNATURE SLO185BV tank shut-off valve closed?
If the tank shut-off valve is closed on your Lennox Furnace, open the valve.
What to do if Lennox Furnace auxiliary limit switch tripped?
If the auxiliary limit switch has tripped on safety in your Lennox Furnace, reset the auxiliary limit.
How to fix Lennox Furnace with restriction in oil line?
If there is a restriction in the oil line of your Lennox Furnace, clear the restriction.
What to do if Lennox Furnace fuel pressure too low?
If the fuel pressure is too low in your Lennox Furnace, adjust -79/105 to 150 psi or adjust -124/141 to 145 psi.
| Model | SLO185BV Series |
|---|---|
| Category | Furnace |
| Fuel Type | Natural Gas or Propane |
| Blower Type | Variable Speed |
| Cabinet Type | Multi-position |
| Stages | Single Stage |
| Blower Motor | ECM |
| Control System | Compatible with iComfort S30 |
| Warranty | 5-Year Parts |












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