Question about Heating & Cooling
Robertshaw 9420 thermostat engages inside fan in OFF position I had just had a Robertshaw 9420 thermostat installed and as soon as I switch the unit from cool to off (unit had not engaged or run) the ...
Question about Robert RS-9420 Thermostat
No display on Robertshaw 9600; unit seems dead/furnace works How do I troubleshoot a Robertshaw 9600 with no display? have you checked to make sure you have a fresh battery in it
My Robertshaw 9420 thermostat keeps flashing, it won't let me set a temperature. my robertshaw 9420 wont let me set a temp and two snowflakes are flashing
error code on robertshaw 9420 thermostat. when this code is displayed, it will not shut off system thermostat gives the temp degree example 70 fl
Question about Focus 6300B 5-2 Days Programmable Thermostat Heater
...9420 robertshaw hooking up 6300B honeywell. I have a wire (W2) i don't know what to do with? Hi, If you have a single stage furnace, you do not need that wire....if you have a two stage, then you ...
...robertshaw 9420 and the screen is blank it takes no batteries and the reset button has no effect. the manual is of no assistance what so ever Hi, You are not getting the 24v power from the furnace... ...
Question about Robert RS-9420 Thermostat
Robertshaw 9420 thermostat will not allow me to change the temperature setting. I have already pushed the re-set button. Now it is stuck on the factory setting of 70. Still won't let me change setting
Question about Robert RS-9420 Thermostat
...robertshaw thermostat 9420 with an Emerson 1F83-0422 Robertson 9420 is a multistage thermostat designed to control 24V heat pump systems,while the Emerson does that and more. So it seems it should be ...
Question about Robert RS-9420 Thermostat
...Robertshaw 9420 thermostat. Retainer tabs broke off and will not retain the coverplate Dont know if it is possible to just replace the box. Thermostat works fine. Is this model thermostat still ...
Question about Robert RS-9420 Thermostat
...Robertshaw 9420, will a Robertshaw 9560 be a close replacement? RS 9420 failed need to replace for a easy replacement Replacing a thermostat with a different model requires careful consideration of ...
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