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"rth6400" Problems


7 Solutions for "rth6400"


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Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
i am tying to install an RTH6400 5 in 1...
i am tying to install an RTH6400 5 in 1 thermostat but the colors of wires i have on...
1 Solution

Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
My honeywell rth6400 keeps short cycling.
My honeywell rth6400 keeps short cycling. We hooked it up a couple months ago... but...
1 Solution

Programmable Thermostat Heater
Programmable Thermostat Heater
I have a Honeywell RTH6400B thermostat that...
I have a Honeywell RTH6400B thermostat that reads in farenheit.How do I switch it to...
1 Solution

Heat/Cool Thermostat
Heat/Cool Thermostat
My RTH6400 honeywell thermostat the heat...
My RTH6400 honeywell thermostat the heat comes on with seeting on cool
1 Solution

Programmable Thermostat Heater
Programmable Thermostat Heater
RTH6400 Honeywell - where does the blue...
RTH6400 Honeywell - where does the blue wire go. There is also a yellow wire. How...
1 Solution

Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
Electronic Programmable Heat/Cool Thermostat - CT3300A100 Heater
after RTH6400 installation heat strip is no...
I ahave an American Standard airconditioner-heat pump unit that has a heatstrip...
1 Solution

Programmable Thermostat Heater
Programmable Thermostat Heater
Replacement of Honeywell thermostat CT3200A
Can I replace it with RTH6400B. I have a high-efficiency furnace "Traingle Tubing"...
1 Solution

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