21. Maintenance and cleaning .................................................................................................................................62
a) Replacing the rotor blades ..........................................................................................................................63
b) Replacing the tail propeller ..........................................................................................................................63
c) Replacing the main gear ..............................................................................................................................63
d) General information .....................................................................................................................................63
22. Disposal .............................................................................................................................................................64
a) Product ........................................................................................................................................................64
b) (Rechargeable) batteries .............................................................................................................................64
23. Troubleshooting .................................................................................................................................................65
25. Specifications .....................................................................................................................................................67
a) Transmitter...................................................................................................................................................67
b) Model helicopter ..........................................................................................................................................67
c) Flight battery ................................................................................................................................................67
d) USB charging cable .....................................................................................................................................67
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