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