Erv Smith Services Inc.

Air Maintenance - Erv Smith Services Inc.

Air Conditioner and Heat Pump (Cooling) Tune Up Procedure

• Start and verify unit operation.
• Disengage power source.
• Clean condensing unit and coil.
• Clean and remove debris from outdoor unit area.
• Inspect fan blade and motor mounts.
• Oil condenser fan motor.
• Inspect and tighten electrical connections or contacts.
• Inspect condition of outdoor unit pad and/or pump ups.
• Remove and clean furnace blower and blower housing.
• Oil blower motor, if applicable.
• Oil blower bearings, if applicable.
• Inspect belt, change if necessary.
• Adjust belt tension.
• Replace air filter/media.
• Clean Electrostatic, Electronic or washable filters.
• Inspect and clean evaporative coil, if accessible.
• Clean condensate drain.
• Inspect condensate lift pump and clean, if applicable.
• Engage/Start unit and check system cycle operation.
• Monitor starting capabilities.
• Measure volts and amps on motors.
• Monitor pressures and balance refrigerant charge.
Suction Pressure
Discharge Pressure
Superheat
R.A. Temperature
S.A. Temperature
• Inspect insulation-rubatex, replace if necessary.
• Calibrate thermostat.
• Verify air flow and air distribution.
• PTS Opinion on system.

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