Service call on 07/26/19 On arrival set unit to call for cooling measured supply and return air temp is 9 degrees DT I checked filter checked blower motor checked outdoor condenser unit checked electrical connections checked voltage and amps checked compressor capacitor checked coil measured superheat and subcooling is good I checked return and supply registers 7 of them is closed that’s why is gave me restrictions in the unit I opened all supply registers and checked air flow also measured supply and return air temp I have 18 degrees DT tested unit operating normal this time collected $89 dispatch fee on cash