Performed one system hvac maintenance. - On arrival, found emergency drain pan retaining water and rerouting outside due to a clogged/restricted primary drain that ties in with the water heater.. - Emergency pan is just sitting on like cradling on plumber strap and not actually screwed to the pan. Upon accessing indoor equipment and examining pan water almost rushed out of pan but was able to stop it before it hit the attic floor/ceiling causing damage. - Notified homeowner of critical water issue and homeowner authorized level three drain clearing package, including SS1 float switch, & Jones blowout valve. Perform the service immediately to prevent water damage. - System AC/cooling maintenance: Water rinsed condenser coils. Found compromised capacitor and contactor on condenser. Blower motor wheel dirty. Homeowner authorized bundle package with new contactor, capacitor, and hard start kit to keep old R 22 system alive. - After performing AC diagnostics and repairs. Re-tested syste