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 MAINTENANCE after 25 flying hours 

 

 (about 15 hours per cycle) 

 

Aircraft

 

Remove dust and dirt particles from the gimbal vibration dampers. Make sure 
that: the arm lock is working properly; 
the leading engine cable sleeve in the flight frame has no signs of wear. Use 
compressed air spray to remove dirt and dust particles from the engines. 
Turn the motors by hand and check that there are no solid particles of dirt in the interior, and 
that all propellers turn smoothly. 
Remove dirt and dust particles from the foot actuators and check that the feet are tight. 
Survey the camera rails for signs of wear. 
Check that the camera filter threads are in perfect condition. Make sure all screws are tight. If 
necessary, tighten screws manually. 
Make sure that the cooling fan turns constantly and does not make any unusual noise. 
Remove dust particles from the arms/feet. 
Clean the sonar connections and remove dust and dirt particles. Calibrate the 
compass, accelerometer, and gimbal 
 
 

ST16S ground station

 

Make sure all screws are tight. 
If necessary, tighten screws manually (picture with screw positions). Check the 
openings for safety and dust contamination. 
Vacuum these out if necessary. Yuneec recommends that you do not blow out these holes with 
compressed air. 
Make sure that the switch mounting rings are tight. 

 

Perform the inspection flight. Log the inspection/maintenance.

 

Summary of Contents for H520

Page 1: ...1 Maintenance Guide for H520 Revised version 9 14 18...

Page 2: ...es which must be performed at specified intervals This type of maintenance can be done by the user or must be done in detail by a Yuneec Authorized Service Center Table of contents General information...

Page 3: ...that you always install the latest firmware software on all Yuneec aircraft and related products Failure to update the aircraft ground station and camera system may result in flight errors for which...

Page 4: ...nes are turning smoothly the battery is fully charged the battery is completely located locked in the flying frame the propellers are locked on the engine the propellers have no dents cuts or other da...

Page 5: ...s for signs of wear Check that the camera filter threads are in perfect condition Make sure all screws are tight If necessary tighten screws manually Make sure that the cooling fan turns constantly an...

Page 6: ...at the propeller locks are in good working order for signs of wear and that they are working properly Replace the propeller locks and springs if they show signs of wear Remove all dirt and dust from t...

Page 7: ...they do not turn too sluggishly and that all of the propellers have one and the same rotating motion Check for lubrication and possible lubrication worn marks on the bearings Remove dirt and dust par...

Page 8: ...attery connector Secure all metal parts with threadlockers Inspect camera Open camera and remove dust and dirt particles Clean the lens board Clean the antennas Inspect the antenna connection Check th...

Page 9: ...on of the motors and replace defective parts if necessary Replace the landing gear actuators Replace the engine lock locking mechanism Replace the internal cooling motor Replace the fan of the ST16S g...

Page 10: ...s correct o The commissioning sequence is normal o The accelerometer has been successfully tested o Compass calibration was checked o The GPS signal has found and detected enough satellites o The stat...

Page 11: ...rk Insert a fully charged battery into the H520 The UpdatePilot application does not update the firmware when the battery level is less than 50 Open DataPilot and link the application to the aircraft...

Page 12: ...t while the software downloads the necessary firmware and software updates When the download update process is complete the application alerts you by changing its background color Close UpdatePilot re...

Page 13: ...Support 844 898 6332 Distribution 844 343 9966 uscs yuneec com Yuneec Europe GmbH Nikolaus Otto Strasse 4 24568 Kaltenkirchen Deutschland Support Hotline Germany 49 4191 932620 eucs yuneec com Yuneec...

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