Throttle Hold; Stunt Mode; Post-Flight Inspection And Maintenance Checklist - BNF Blade MCP X BL Instruction Manual

Throttle Hold

Throttle hold is used to turn off the helicopter motors if the helicopter is out of control, in danger of crashing or
both. Activate throttle hold anytime the helicopter is in danger to reduce the chance of damaging the helicopter in a
crash. Throttle hold will stop the motor in normal or stunt mode.

Stunt Mode

Stunt Mode allows the helicopter to fl y inverted and perform aerobatics. The throttle runs continuously when Stunt
Mode is ON, regardless of throttle stick position. Turn Stunt Mode OFF to return control to the throttle stick.

Post-Flight Inspection and Maintenance Checklist

Make sure a plastic ball link holds the control ball, but is not tight (binding) on the ball. When
Ball Links a link is too loose on the ball, it can separate from the ball during fl ight and cause a crash.
Replace worn ball links before they fail.
Make sure the battery is not connected before cleaning. Remove dust and debris with a soft
Cleaning
brush or a dry, lint-free cloth.
Replace bearings when they become notchy (sticky in places when turning) or draggy.
Bearings
Make sure wiring does not block moving parts. Replace damaged wiring and loose connec-
Wiring
tors.
Make sure there are no loose screws, other fasteners or connectors. Do not over tighten
Fasteners metal screws in plastic parts. Tighten the screw so the parts are mated together, then turn
the screw only 1/8th of a turn more.
Make sure there is no damage to the rotor blades and other parts that move at high speed.
Rotors Damage to these parts includes cracks, burrs, chips or scratches. Replace damaged parts
before fl ying.
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