Pricing & Surcharge Updates Spares, Exchange, and Maintenance Service Plan invoices may include a price increase and/or surcharge as a result of increases in global supply chain costs. Repair surcharges will be applied at checkout. Read more
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131-9A - Enabling High Efficiency Mode

This video demonstrates how to enter an encryption key into the Data Memory Module (DMM) of a 131-9A APU to enable the High Efficiency Mode (HEM) made possible by the new engine compressor diffuser.