Could you tell us if there is something we can do to reset or do we need a technician? I would suggest you contact your York Dealer and have them check out the unit. Hopefully this will help guide you to understanding what each code means and assist you in making proper diagnostics. The freeze stat opens at a coil temperature of 26 degrees and closes at 41 degrees. There is 24volts at Y-out and Econ at the board. Your help would be greatly appreciated. Not all units have external overloads.
Flash code 9 on the boards is a summary of heating section faults. Check out my posts on Economizers. I could not find anything wrong while I was there so I checked the last error codes. Is the transformer tap set to the correct incoming voltage 208 or 230? Compressors , Cond Fan and air handler, continues to run when there is no call for cool or heat. To make these flash codes more understandable in our commercial equipment — below is an explanation of each flash code. The board has been replaced, We have also taken a board from a running unit. For reference we have had an issue with the unit not going on when first set.
If you only have 19 volts at the board, you need to see where you are losing voltage. I do not have a bypass plug to bypass the economiser option. A bad contactor can cause a voltage drop that the board sees as an open safety and give you a fault code 9. As I said in my last response, I feel it would be best to call a qualified contractor at this point. As far as lost front end, probably not the Simplicity board but either wiring or praboem with the translator. The problem is that once you have gotten your nifty new product, the york simplicity control board manuals wiring gets a brief glance, maybe a once over, but it often tends to get discarded or lost with the original packaging.
Large horsepower motors do not have internal overloads so they are part of the blower contractor. Is there an economizer in the unit? You need to check all wiring and sensor locations. Flash codes are only there to give you a symptom. This code is not considered an alarm, but flash code to alert the technician the control is waiting for a compressor anti- short cycling delay to expire. It could also put water in the other ubing to the pressure switch or even into the switch itself. This could be due to no power or a shut down circuit.
Ive tried to jumper it out and still nothing. Free cooling control is not calling for free cooling. I guess I will take a wait and see and see if it happens again. Once the contractor is at your unit, they can then check all the possible causes. Simplicity control board manual are offered via our partner websites, information are available after you fill enrollment form.
You still need to make the diagnostic based of the flash code. The most recent alarm will be shown first and the oldest alarm will be shown last. My husband checked and at first there were two flashing lights. With all this said, any time there is an economizer in the unit, there should also be a 2-stage thermostat. Maybe they had a phase problem or power surge.
I turned the heat up and I was able to get a flame going. With a single stae stat, if in the econ mode there is no call for mechanical cooling if the econ cannot keep up. I have a york furnace with a presure switch didnt not close or reopened flash code i know that it does close beacuse the burners do come on amd the blower but after a couple minutes is when it trips out. All economizer equipped units should have a 2-stager thermostat. Currently working on a York rooftop unit. Where is the set point A,B,C,D dial set? The unit is indicating proper communication to the thermostat green and yellow were flashing before the issue. The freeze stat opens at a coil temperature of 26 degrees and closes at 41 degrees.
This fault code basically says there is a problem in the heating section. What is the model number? Note: We cannot guarantee that every book is in the library. Joint with more than 80. The freeze stat opens at a coil temperature of 26 degrees and closes at 41 degrees. You can also find customer support email or phone in the next page and ask more details about availability of this book.
Then you can use the chart in the post to diagnose the problem. The reason for starting this blog was to share some knowledge, thoughts, ideas, etc with anyone who takes the time to read it. Remember — the flash code is not telling you want is wrong but is looking at symptoms. Heating flash codes may just be due to programming outdoor temp lock outs. Without a C, the thermostat is a power stealing star and the board will not always respond to calls. Thanks for taking the time to read my postings! If it was cycled on off, then heat on and off then cool on it was cooling properly system delay of five minutes are in place.