Furnace Short Cycling: Time the Cycle, Then Find the Cause
A furnace that turns on and off too often tells you what's wrong by how long it runs. How to time a cycle, and what seconds, minutes and frequent cycles mean.
Read the guide
In Jordan, a furnace repair visit costs $79 to start, and that trip charge is waived when you approve the repair. You see the written price before any work. We're open 7 days, 7am–9pm, and we work on everything from downtown's 1880s basements to the post-2000 homes along US-169.
Jordan's older houses near downtown and Sand Creek often have a furnace that's larger than the house needs, sitting in a small basement and venting into an old brick chimney that once served coal or wood. An oversized 80% furnace short-cycles, so the flue never warms fully, condensation eats at the chimney and flue pipe, and the extra starts wear out igniters and inducers. Too few returns add high-limit trips on cold nights.
The subdivisions built after 2000 have condensing furnaces now around twenty years old, where the common calls are pressure switches, condensate traps, inducers and control boards. On farms and acreage around Jordan, propane furnaces add the tank and regulator to the list. Some homes on Minnesota Valley Electric pair the furnace with a heat pump, where an outdoor sensor or a load-control signal decides which one runs, so a furnace that kicks on at an odd hour may be doing exactly what the controls told it to.
Updated September 23, 2026
Every furnace repair call in Jordan starts with a $79 trip charge, waived when you approve the repair, and a written price before any work. Same prices in Jordan as in every town we serve. National averages (HomeGuide, 2026), not our prices: a limit switch $100–$375, a control board $300–$650, an inducer motor $400–$1,100. More in the furnace repair cost guide.

More detail on our furnace repair page.
Symptom guides: Blowing cold air · Won't ignite · Short cycling · Blinking light codes · Pressure switch trips · Strange noises · Leaking water · Burning smell · Red tag · Carbon monoxide
That's the control board reporting a fault. Most furnaces from the 2000s have an LED that blinks a code, and the chart explaining it is printed on the inside of the furnace door. Count the flashes before you turn the power off, because a reset can clear the code. Pressure switch, flame sense and limit faults are the common ones. Telling us the code when you call helps us bring the right parts.
It tends to. An oversized furnace heats the house in short bursts, so it starts far more often than it needs to, and each start wears the igniter, inducer and relays. Short runs also keep the flue cool, so moisture condenses in an old chimney and rusts the vent pipe. A repair fixes the failed part, but the pattern continues until the furnace is replaced with one sized by Manual J.
A furnace that turns on and off too often tells you what's wrong by how long it runs. How to time a cycle, and what seconds, minutes and frequent cycles mean.
Read the guideWhat AFUE measures, the gas math from 80% to 96% to 98% using your own bill, and what a 98% furnace really buys you in a cold Minnesota house.
Read the guideFurnace size comes from a Manual J heat loss at a -15°F design day, not square feet. Input vs output BTU, AFUE, why old furnaces run big and what to ask for.
Read the guideFurnace repair in Jordan? Call or send a request.