DG Flugzeugbau DG-500M Onderhoudshandleiding - Pagina 7

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Inspections

2.1 Daily inspection

see flight manual DG-500M.

2.2 Regular inspections

A) After 200 flight hours and during the annual inspection

Check the rudder cables for wear especially around the "S" tubes on the

rudder pedals. Worn rudder cables should be replaced (see section 4.2).

Check the sealing of the rudder (see section 1.3.5).

B) Annual inspection (and 100hr inspection – only for USA)

• Execute all items of the daily inspection (see flight manual section 4.3).

Check especially the headrest securing ropes in the rear cockpit

according to "Working instruction No. 1 for TN348/20 issue 3"

(attached to this manual) for correct assembly and for wear.

• Check all control circuits: Inspect all bolted connections and locking

devices ie. locknuts, split pins etc.

• Check all control circuits for adequate greasing and rust prevention. (see

section 3.3).

• Check the control surface deflections (see section 1.2 - 1.4).

• Check the free play in all control circuits (see section 1.2 - 1.6) and the

fore and aft play of the wings (see section 1.10).

• Check the canopy emergency release (see flight manual section 7.15).

• Check the rubber cords in the control system (see section 1.2.6, 1.4.6

and 1.7.5).

• Check the thickness of the wheel brake linings and the thickness of the

wheel brake disc (see section 1.6.1.4).

• Check if the wheel brake fluid has been exchanged (see section 1.6.4).

• Check the complete power plant.

• Check the friction brake of the throttle control (see section 1.11.8).

• Propeller

You have to dismount the propeller for inspection especially for cracks

at the hub boss. After reassembling the propeller you should check the

blade track see section 3.5 of the propeller manual. After the first flight

after reassembling the propeller, you have to check the torque of the

propeller bolts again see section 3.5.1 item 33 of this manual.

• Tow hook

The operating and maintenance instructions for the release mechanisms,

see section 0.4 of this maintenance manual have to be followed.

• All-up weight and centre of gravity These should be checked at least

every 4 years during the yearly inspection.

Issued: September 2011

Manual valid with the up-to-date cover page only

Maintenance Manual DG-500M

TN500/05

2.1