Valve position In stand-by and at start-up
varies based on cooling type:
Air-Cooled units Valve opened In stand-by * = 0
Air-Cooled units Valve position In stand-by ** = 0%
Air-Cooled units Valve position at start-up *** = 50%
Water/Glycol units Valve opened In stand-by * = 1
Water/Glycol units Valve position In stand-by **= 50%
Water/Glycol units Valve position at start-up *** = 100%