Heating and cooling for occupied buildings.
Rooftop units, split systems and larger heating and cooling equipment serving sales floors, service bays and tenant spaces.
Temperatures and pressures in the tour are illustrative design conditions for R-410A, not readings from a real unit.
Open it full screenWhat we check on a rooftop unit.
- Refrigerant charge
- Superheat and subcooling at the service ports.
- Contactor and capacitor
- Pitted or burnt contacts, and a weak run capacitor.
- Condenser coil
- Dirt, cottonwood and bent fins.
- Belt and bearings
- Belt wear and tension, and bearing noise on the blower.
- Filters
- Loading and fit in the rack.
- Economizer
- Linkage and actuator, and whether it actually modulates.
155+ICS field technicians on the October 2026 roster.
See what every visit report records