AIRCRAFT
DA 40 Series AMM
Temporary Revision
NLG Inspection & Maintenance
5. Adjust the Nose Wheel Steering Friction
Steering friction prevents nose wheel shimmy.
A. Equipment
Item
Quantity
Reference
Padded trestle.
1
Commercial.
Weight and strap.
1
Commercial.
Spring balance
1
Commercial.
B. Procedure
Detail Steps/Work Items
Key Items/References
(1)
Use weights to hold the rear fuselage down with
the nose wheel clear of the ground.
Use a strap around the fuselage.
(2)
Put a padded trestle under the front fuselage just
aft of the nose wheel mounting.
(3)
Remove the nose wheel fairing.
(4)
Adjust the nose wheel fork pivot nut.
The nose-wheel must just castor when a
force of 30-50 N (6.75 - 11.25 lb) is
applied along the direction of the nose
wheel axle. Refer to Figure 5.
(5)
Apply corrosion protection to the stud, hexagon
nut, small waster, two disk springs, large washer,
and the stop plate.
Use CA 1000 corrosion inhibitive joining
compound.
Do not get CA 1000 on the tire or the
fiberglass.
(6)
Install the nose-wheel fairing.
(7)
Remove the trestle from the front fuselage.
(8)
Lower the nose-wheel to the floor.
Remove the weights from the rear
fuselage.
Doc # 6.02.01
AMM-TR-MÄM 40-1037
32-20-00
Page 15
13 Jul 2020
