@v.germanski: ✈️ Cockpit Voice Recorder (CVR) data download on Boeing 737-800 ✅ Pull the CVR Circuit Breaker (CB) ✅ Make access to the CVR ✅ Remove the CVR ✅ install the adapter but before that check which adapter you should install depend of the CVR you have installed !!! ✅ Install the CVR ✅ Push the CVR CB’s and energize the CVR with the switch in ON position ✅ On HHMPI select A/C MODEL and TAIL NUMBER then select CVR ALL and choose where you want to download it ✅ Ones Download is complete go back to the main screen and Turn Off HHMPI ✅ De-energize CVR and pull the CVR CB’s ✅ Remove the adapter, install the CVR, clean and close all the panel previously opened ✅ And final step to C/OUT CVR Post installation test 🤙🏻 #aircraft #airplane #aviation #boeing #airbus #atr #boeing737 #b737 #aircraftmaintenance #aircraftmechaniclife #maintenance #mechanic #airport #apron #crew #tech #work #education #bulgaria #spain