DG Flugzeugbau GmbH
Flight manual DG-500M
4.3 B ff
i) check cooling liquid level, refill if necessary
Warning: The hose clamp which secures the cap of the cooling liquid
reservoir must be mounted so that the screwed joint is in the front to
prevent the engine retaining cables catching the screwed joint.
j) check the oil level for rotary valve drive
k) cooling liquid and oiling system for leaks
l) visual check of the propeller
m) turn the propeller 1 revolution by hand listen for abnormal sounds
which may indicate engine damage
n) fuel level
o) drain condensed water from the fuel tank. The drainer is located in the
main wheel box on the rear wall on the right hand side.
7. Tail wheel
a) check for wear, free play and excessive dirt in the wheel box. Remove
excessive dirt prior to take off!
b) check tyre pressure: 4 bar -58 psi
8. Rear end of the fuselage
a) check the lower rudder hinge and the connection of the rudder cables
for wear, free play and correct securing
b) check the bulkhead and fin trailing edge shear web for cracks and
delamination
9. Fin - horizontal tail
a) check the upper rudder hinge for wear and free play
b) check the elevator for free play and correct control hook up, look from
the rear into the gap at the right hand side of the rudder
c) check the securing of the stabilizer
d) check the horizontal tail for free play
e) check the TE or Multiprobe for correct insertion
10. Right wing see detail 5.
11. Fuselage nose
a) check the ports for the static pressure and the pitot pressure for
cleanliness.
b) if the sailplane was parked in rain, you have to empty the static ports by
sucking out the water at the ports.
c) check the nose hook for cleanliness and corrosion
Issued: April 1997 App. 4.10
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