>Obtain permit for installation of equipment from local authorities and schedule inspection when work is complete.
>Remove and properly dispose of old equipment and debris.
>Install outdoor unit mounting pad.
>Replace electrical components with weather tight enclosure to indoor and outdoor unit and install new safety cut off per code.
>Check circuit breaker size and upgrade if necessary.
>Install new drain pan, ceiling saver kit including safety switches.
>Replace central air distribution boxes with R8 insulated galvanized sealed plenums.
>Verify proper air duct size. Upgrade if necessary (additional charge).
>Refrigerant line set treatment and cleaner or replace line set.
>Braze and pressurize line set with dry nitrogen.
>Remove moisture from line set with vacuum pump.
>Replace and leak test gas fittings for furnace as required (for gas furnaces only).
>Replace furnace exhaust line as required (for gas furnaces only).
>Install new digital programmable thermostat.
>Start up system and check for proper operation.
>Tune system with refrigerant to optimize for proper operation.