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    Annie Thomas Posts: 1, Reputation: 1
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    Jan 29, 2006, 04:18 PM
    Set RTH230B Honeywell thermostat
    I recently bought a Honeywell RTH230B 5-2 programmable thermostat. Having trouble setting it-- Could someone who knows this stuff tell me simple to understand --How to set this thermostat? It keeps going above the temp I have it set on by as much as 4 degrees.

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