Ok, so I just wanted to post this to get a feel of what the community thinks on economizer relief/exhaust damper modulation when the ahu has both supply and return fans on vfd's, the supply vfd modulating off supply duct static pressure, and the return vfd modulating off space static. During...
Hey guys, just got a call that the reheat coils for a job we did are not working (when thermostat set higher, heaters not kicking in). Now these are five 8" titus single duct boxes with 2kw heaters. The heating cfm's range from 90-120cfm. I think that they are heating the air too high and...
