Service &
Maintenance 

• Check for adequate refrigerant charge

• Check filter and condenser and clean if necessary

• Antibacterial & fungus clean of coils

• System functioning tests

• Lubricate condenser fan motor

• Check condenser fan blades for tightness

• Tighten electrical connections at equipment

• Check voltage at unit under load

• Check condensate drain for blockage. Clean as necessary

• Lubricate all bearings where applicable

• Check condition and filter for heat recovery units

• Check blower for cleanliness.

• Check all safety controls.

• Inspect contactor points.

• Check and clean thermostat.

• Check lockout control.

• Inspect starting capacitor

• Inspect running capacitor.

• Check for vibration and noise.

• Inspect relays.

• Check and record running and starting amperages.

• Check and record suction and discharge pressures