Remote micro-processor use – By Legacy Chiller Systems.
Using remote micro processor user can’t turn chiller on and off.
Remote micro processor is in review mode.
Press and hold the PUMP and UP buttons at the same time for 3-5 seconds. Control will as for pass code. Using the UP and DN buttons enter code 290. Once pass code is entered controller will allow for remote shutdown of the chiller.
For more information host micro processor operation download the Chiller Installation and startup booklet using the link below.
All Legacy Chiller models with remote micro processor controllers.