Tech Corner for YORK® Commercial HVAC Equipment
Engineering Archive
Start your YORK® project with our innovative system designs, efficiency optimizations, and specifications.
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DownloadInstallation Archive
Discover step-by-step instructions on proper unit placement, plus setup procedures, and industry best practices.
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DownloadConfiguration Archive
To optimize performance and energy efficiency, learn about our programming tips, control settings, and more.
Backup and Restore Ver 3.3 and Later
YORK® Smart Equipment (SE) boards must be programmed in order for the board to be able to properly control the unit.
DownloadBoard Navigation and New Board Setup 4.0
This document will describe how to navigate the SE controller display and how to reconfigure a replacement SE controller (Version 4.0) that has just been installed when a BACKUP was not performed on the original SE controller.
DownloadDelta VFD Fault Code Retrieval
If the fault code can no longer be seen on the display, this document describes a method in which the fault code can be retrieved.
DownloadPower Exhaust Enable
Power Exhaust is an additional fan installed in the unit to pull air out of the building and dump it outside.
DownloadUsing Relearn Ver 3.3 and later
Relearn is a function to tell the board to forget anything that it thinks it has connected to it and go out and look to see what is really hooked up to it.
DownloadVariable Pitch Pulley Adjustment
During startup or TAB (Test and Balance) it is common for the motor sheave to be adjusted further closed to increase CFM, or adjusted further open to decrease CFM.
DownloadDiagnostics Archive
Quickly resolve issues and keep YORK® equipment running smoothly with our troubleshooting guides and warranty information — plus, here’s where to go if you need more help.
Coil Sensor Failure
Evaporator coil sensors are factory installed on every unit manufactured since 2015. Condenser coil sensors are installed on every Heat Pump unit manufactured since 2015.
DownloadExcessive Supply Temperature
YORK® units have a secondary safety built into the SE control that monitors supply air temperature and will drop stages of cooling or heat if the supply temperature exceeds the setting in the SE control.
DownloadNo Cooling Version 3.3 to present
This document is designed to assist and guide a trained technician or engineer to diagnose and troubleshoot the Smart Equipment Controller alarms.
DownloadNo Heat
This document is designed to assist and guide a trained technician or engineer to diagnose and troubleshoot the Smart Equipment Controller alarms.
DownloadPhantom Economizer Alarms
The York SSE Controller display Home screen will display the current unit Mode and can display up to 5 alarms that may be present.
DownloadReset Lockouts Ver 3.3 and later
Lockouts can be broken by cycling power or performing the following.
DownloadSmart Equipment Troubleshooting Guide
This document is designed to assist and guide a trained technician or engineer to diagnose and troubleshoot the Smart Equipment Controller alarms.
DownloadVFD Speed Settings and Troubleshooting
The VFD requires 2 inputs to operate at the correct speed.
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