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Maintenance Manual DG-500M 

Issued: September 2011 

TN500/05 

2.8 

Copyright DG Flugzeugbau GmbH - any copy or publishing prohibited 
Manual valid with the up-to-date cover page only 

 

Fuselage

  cont. 

Tailplane attachment: 

Increased free play? Cracks in the fin top rib? Check if the aluminium parts 
of the tailplane attachment are bent or loose, check the tailplane locking 
device

  

 

Rudder mounts:

 

Increased free play? White areas in the glass fibre, bent rudder hinge pin 
supports? 
 

Fuselage skin:

 

outside: cracks, nicks, folds? Any separation of the skin from the core? 
inside: white spots, zig zag white lines, cracks? Has any bulkhead become 
loose? 
 

C.G. tow release:

 

Especially after a wheel up landing, check for dirt etc., check for proper 
functioning. Has the tow release housing become detached from the 
fuselage? 
 

Seat back bulkhead:

 

Cracks? Shoulder strap attachment points? 
 

Belly harness attachment points:

 

Check for cracking around the mountings in the seat. Check the safety 
harness assembly. 
 

Controls:

 

Check for proper functioning and condition of all controls and adjustment 
mechanisms (i.e. rudder pedal adjustment, tow release, air brake, control 
column and trim etc.). 
 

Instruments:

 

Proper functioning? Dirt in the static ports or in the pitot probe? 
 

Engine compartment:

 

Check for damage of the walls. 
Does the engine retract without scratching the side walls?  
Do the engine doors close as well as before? 

Summary of Contents for DG-500M

Page 1: ...nce Manual of Variant DG 500M December 2009 0 2 0 10 1 15 1 22 1 27 2 1 3 9 4 2 4 15 5 1 6 2 8 1 8 3 Miscellaneous changes to the contents of the latest amendment of the initial maintenance manual Dec...

Page 2: ...ssued replaced replaced replaced 0 0 0 December 09 0 1 See manual amendments 0 2 See manual amendments 0 3 See manual amendments 0 4 See manual amendments 0 5 See manual amendments 0 6 See manual amen...

Page 3: ...of effective pages cont Section page issued replaced replaced replaced 1 29 December 09 1 30 2 2 1 December 09 September 11 2 2 2 3 September 11 2 4 2 5 2 6 September 11 2 7 2 8 September 11 2 9 Sept...

Page 4: ...l 90 4 April 90 5 April 90 6 April 90 7 April 90 7a July11 8 April 90 9 April 90 10 April 90 11 March 97 12 April 90 13 Febr 96 14 April 90 May 08 Enclosures issued replaced replaced replaced 9 1 Equi...

Page 5: ...l system 8 2 Diagrams 1 Elevator control circuit trim 2 Rudder control circuit 3 Controls in the fuselage aileron wing flaps and airbrakes 4 Controls in the wings aileron wing flaps and airbrakes 5 To...

Page 6: ...stem Bleeding of the brake system see section 4 5 c The brake linings must be replaced if they are used up to a thickness of 2 5 mm 0 098 in Removal of brake calliper see sect 4 4 B Replacement set 2...

Page 7: ...k 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...

Page 8: ...ls for wear and function incl positive control check e check the tow release system for wear and function incl cable release check f check for foreign objects g check the instrumentation and radio for...

Page 9: ...eck tow hook and tow hook bulkheads carefully for any damage C G weighing After all work which may influence the C G Propeller In addition to the instructions given in the propeller manual you have to...

Page 10: ...es cracks Has any bulkhead become loose C G tow release Especially after a wheel up landing check for dirt etc check for proper functioning Has the tow release housing become detached from the fuselag...

Page 11: ...nding gear control circuit condition Is there free play between actuating lever and rear upper fork Nose wheel and tail wheel Any cracks or white patches around the attachment Check the steerable nose...

Page 12: ...on Remove the baggage compartment floor and rear cover check that the actuating cable for the master cylinder is loose and if the piston rod of the master cylinder is at its upper stop Remove the main...

Page 13: ...this position for 2 minutes Then check the whole hydraulic system visually for leaks If necessary tighten the screwed joints or replace the sealings and bleed the system again Note The adjustment of t...

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