468、“Maintenance Practices” which are a combination of servicing.Removal/installation, adjustment/test, inspection/check, cleaning/ painting, and approved repairs should follow the Troubleshooting Section.

855、Make sure that the indication on the gauge agrees with the quantity that is in the tank.

854、Make sure that the cabin pressure stays constant.

853、If test result fail, the; repair extent should be depended on the troubles

852、Keep tools away and pick up debris near the engine

851、Keep all the parts that are serviceable and discard those that are broken.

850、Increase the pressure slowly ,not more than one turn each minute

849、In the alternative, the acronym CAP may be used

848、If you do not safety the door it is possible that strong winds will cause damage to the structure.

847、If you can not engage the rod and the piston, the length of the new rod is possibly incorrect

846、If this maneuver cannot be performed safely, a warning against attempting it shall be provided.