No cool. Find air conditioner fail due to safety lock out. Check and find pressure sensor shut off system due to overheating unit. Find coil very dirty and fault in voltage absorption system. Renovate voltage absorption HN4E, Upgrade to performance enhancement system, Renovate electrical wiring and terminations, Restore system to clean condition, Voltage distribution system renovation, 1 year planned maintenance, and 2 year electrical renovation warranty. System operating at this time. Customer sign up with Comfortcontrol inc. membership club plan. Complete cooling pm check.