First I checked the twinning system for the childcare area. Found that the limit switch inside the secondary system had been tripped because the blower motor was not running. Blower motor was not running due to screws not being put back into door panel for the door switch to be actuated. Second I checked the rooftop unit for the chapel and found the condenser coil to be clogged. I wash them and ran the system to check running amp.First I checked the twinning system for the childcare area. Found that the limit switch inside the secondary system had been tripped because the blower motor was not running. Blower motor was not running due to screws not being put back into door panel for the door switch to be actuated. Second I checked the rooftop unit for the chapel anps. Everything was within limits with a 17 degree split. All units are running today as they should be