All Turbo-system components (turbocharger, wastegate, controller, and pressure relief valves) overhauled by Quality Aircraft Accessories (QAA) are overhauled in accordance with Hartzell Engine Technologies Recommended Service Facility (RSF) requirements.
Specifically, these RSF requirements are:
All turbo-system components are overhauled in accordance with the most recent component maintenance manual revision
Only original Hartzell Engine Technology manufactured components are utilized during the overhaul process
Product liability insurance applies to all turbo-system components overhauled
All overhauled turbo-system components have a two-year, 1000-hour warranty against material and workmanship defects.”