EC135 Preflight Quiz Quiz: 10 questions / 75 % to pass Full Name Email Lead-Lag damper has gaps between metal and rubber: normal behaviour depends on variation ref. P2+ / T3 totally unacceptable, HC grounded look at MEL Cracks/Holes in Honeycomb: not allowed, contact technical on-duty are allowed up to 10 cm2 look at MEL are allowed up to 10 ea Water/Debris -check for fuel is done: by mechanic once a week every morning during heavy maintenance Rotor brake disc is blue spotted: contact technical on-duty its normal, no worries you cannot see brake disk HC is grounded ARIS Damper condition: can be checked from CAD cannot be checked from passenger area is only checked at maintenance can be checked from MRGB and passenger areas During DC-check voltage difference between systems I / II is: normal when > 2 Volts can be 25 Volts must be less than 1 Volt must be 1 – 2 Volts Engine oil level is checked: after every flight before flight by mechanic biweekly in the morning You spot a 1m x 1m pool of oil under the helicopter: its normal in this HC type just clean the floor contact technical on-duty uplift all oils to max None Draining fuel from drain valve is: taken from main and supply tanks taken from supply tank voluntary taken from main tank Hydraulic fluid/air sight class: must have some fluid must be full of red hydraulic fluid can be ignored must be full of air Time’s up
