Honeywell 191108AJ Series Heating or Cooling Thermostat User Guide
Troubleshooting
Your Honeywell thermostat requires little or no attention. Most problems can generally be traced to
the following.
Problem
No heat.
Check
—System switch may be in OFF
or COOL position.
Action
Move system switch to HEAT position.
2
—Fuse or circuit breaker.
If blown or tripped, replace fuse or
reset breaker.
—Furnace power switch may be
OFF.
Move switch to ON .
—Pilot flame may be out.
Relight pilot flame according to furnace
manufacturer instructions.
—Thermostat connections.
Turn off power to furnace. Check for
correct terminal hookups. Repair any
frayed or broken wires. Firmly tighten
all terminal screws. Turn on power.
—Other.
Contact a qualified service technician
for assistance.
(continued)
69-0643—1
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| General | Details |
|---|---|
| Name | Honeywell 191108AJ Series Heating or Cooling Thermostat User Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.17 MB |

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