470930-9019 QUALITY OH HARTZELL PRESSURE RELIEF VALVE

Replaces 637583-19

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.”