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High limit switch open

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High limit switch open

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Comfortmaker RPJII - 4 Flashes - Open High Limit Switch ...

Furnace turns on and off every few minutes. There are 4 flashes on control board meaning "open high limit switch". Does anybody know what does it mean and how to fix?
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High Limit Switch -

High Limit Switch. A high-limit switch is a protective part of a furnace designed to keep the mechanism from overheating itself. A furnace is at a risk of overheating ...
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High Temperature Limit Switch - Make Your Best Home

This article describes a furnace component called a high temperature limit switch and the ... stuck in the off or "open ... High temperature limit control switch;
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How can I test whether my furnace issue is the limit switch ...

How can I test whether the problem is the limit switch or the thermostat? furnace. ... or the temperature gets too high they open the circuit. To test a limit switch, ...
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Troubleshooting the limit switch on the 80% AFUE gas furnace

Oct 27, 2012 · Troubleshooting the limit switch on the 80% AFUE gas furnace ... Checking a limit switch using your voltmeter ... What Is A High Limit Switch On My ...

No heat, continuous blower (aux limit switch?) - DoItYourself ...

4 flashes means the "high limit switch" is open. There's no auxiliary limit switch in my furnace. By tracing the wires, I
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Gas furnace high temperature limit problems - Gray Furnaceman ...

If the furnace failure code indicates an "open limit" or "open high temperature switch" or "open rollout switch", it is probable that the furnace has overheated.
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Limit switch information page - Dinosaur Electronics

The limit switch is a normally closed switch in series with the sail switch and the thermostat. Being temperature actuated, it is designed to "snap open" when an ...
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