10 and 20 ton dual circuit Odyssey condensers equipped with Symbio, ReliaTel or Electro-Mechanical controls are equipped with 2 stage compressors and with a Y1 OR Y2 call, will run both compressors in their first stage (approx 66%). When Y1 AND Y2 are energized, both compressors and the unloaders will be energized loading the compressors to 100%
*does not include manifolded units
Compressor 1 | Compressor 2 | Unloader | |||||
Y1* | X | X | |||||
Y2* | X | X | |||||
Y1 & Y2** | X | X | X | ||||
* | Runs compressors @ 66% capacity | ||||||
** | Runs compressors @ 100% capacity |
Unit models:
TTA1204*D
TTA2404*D
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.