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Use a strap around the rear fuselage.
(3) Put a padded trestle under the front fuselage
just aft of the nose gear mounting.
(4) Remove the 7/16 nut from the axle bolt.
(5) Remove the axle bolt. Hold the wheel!
(6) Remove the wheel from the fork.
Landing Gear
DA20-C1 AMM
Page 204
24 Mar 1999 32-40-00 Doc # DA201-C1
Rev. 1
C. Install the Nose Wheel
Detail Steps/Work Items Key Items
(1) Put the wheel in position in the fork
(2) Install the axle bolt and 7/16 UNJF nut. Standard Torque Refer to Chapter 20-00
Put mastinox 6856 K corrosion-inhibitor or
LPS-3 on the shank of the bolt. Clean
corrosion inhibitor from the threads.
(3) Turn the nose wheel. Make sure that the
valve cap does not touch the fork.
Clearance 2 mm (0.08 in) minimum.
(4) Remove the trestle from the front fuselage.
(5) Lower the nose wheel to the floor. Remove the weights from the rear
fuselage.
(6) Install the wheel fairing:
− Put the 2 halves in position.
− Install the LH and RH mounting screws.
− Install 6 Allen bolts which hold the
fairings together.
Apply Loctite 242 to the screw threads.
DA20-C1 AMM
Landing Gear
Doc # DA201-C1
Rev. 0 32-40-00 Page 205
19 Dec 1997
4. Remove/Install A Brake Master Cylinder
A. Remove A Brake Master Cylinder
Detail Steps/Work Items Key Items
WARNING: DO NOT GET BRAKE FLUID ON YOU. BRAKE FLUID CAN CAUSE
DISEASE
CAUTION: CLEAN UP SPILT BRAKE FLUID IMMEDIATELY. BRAKE FLUID
CAN DAMAGE PAINT AND OTHER MATERIAL
(1) Disconnect the brake pipe(s) from the brake
master cylinder.
Catch the brake fluid! Refer to Figure 4
Put caps on the connections.
(2) Remove the top pivot pin:
− Remove the cotter pin.
− Remove the washer.
− Remove the pivot pin.
(3) Release the bottom pivot pin:
− Remove the cotter pin.
− Remove the washer.
− Move the master cylinder sideways off
the pivot pin.
(4) Lift the master cylinder from the rudder pedal
assembly.
Landing Gear
DA20-C1 AMM
Page 206
19 Dec 1997 32-40-00 Doc # DA201-C1
Rev. 0
B. Install A Brake Master Cylinder
Detail Steps/Work Items Key Items
(1) Put the master cylinder in position on the
bottom pivot pin.
Refer to Figure 4
(2) Attach the master cylinder to the bottom
pivot pin:
− Install the washer.
− Install the cotter pin.
(3) Install the top pivot pin:
− Install the pivot pin.
− Install the washer.
− Install the cotter pin.
(4) Connect the brake pipe(s) to the brake
master cylinder.
(5) Bleed the brake system. Refer to paragraph 7
(6) Do a function test of the brake system:
DA20-C1 AMM
Landing Gear
Doc # DA201-C1
Rev. 9 32-40-00 Page 207
29 Apr 2004
5. Remove/Install a Brake Caliper
A. Remove a Brake Caliper
Detail Steps/Work Items Key Items
(1) Remove the 2 bolts which hold the backplate.
Remove the back-plate
Cut the locking wire.
WARNING: DO NOT GET BRAKE FLUID ON YOU. BRAKE FLUID CAN CAUSE
DISEASE
CAUTION: CLEAN UP SPILT BRAKE FLUID IMMEDIATELY. BRAKE FLUID
CAN DAMAGE PAINT AND OTHER MATERIAL
(2) Disconnect the brake pipe or hose from the
caliper.
Catch the brake fluid!
Put caps on the connections.
(3) Remove the pressure plate and the caliper
from the torque-plate.
B. Install a Brake Caliper
Detail Steps/Work Items Key Items
(1) Put the caliper and pressure plate in position
on the torque-plate.
Use Loctite anti-seize compound 767 on
the locating pins.
(2) Connect the brake pipe or hose to the
caliper.
(3) Put the back plate in position on the caliper.
(4) Install the 2 bolts which attach the back
plate.
Torque 8.5 - 9 Nm (75 - 80 in.lb).
(5) Lock the bolts with wire.
(6) Bleed the brake system. Refer to paragraph 7
Landing Gear
DA20-C1 AMM
Page 208
19 Dec 1997 32-40-00 Doc # DA201-C1
Rev. 0
Figure 5: Parking Brake Valve Installation
DA20-C1 AMM
Landing Gear
Doc # DA201-C1
Rev. 0 32-40-00 Page 209
19 Dec 1997
6. Remove/Install The Parking Brake Valve
A. Remove The Parking Brake Valve
Detail Steps/Work Items Key Items
(1) Remove the right Pilot’s seat. Refer to Chapter 25-10
(2) Disconnect the bowden cable:
− Loosen the bolt in the end fitting.
− Pull the center wire from the end fitting.
Refer to Figure 5
WARNING: DO NOT GET BRAKE FLUID ON YOU. BRAKE FLUID CAN CAUSE
DISEASE
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钻石20系列AMM 2(8)
