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CAPTAIN'S TILLER/
FIRST OFFICER'S GEARBOX
TILLER/GEARBOX
SEE C
INDICATOR (HIDDEN FROM VIEW) ASSEMBLY
SEE E
SEE D B
POINTER
PLATE
KNOB TILLER
HANDLE BOLT
PLUG (3 LOCATIONS)
BUTTON UPPER
COUPLING BOLT
NUT (2 LOCATIONS) B CONSOLE
WASHER STRUCTURE
PLATE INDICATOR SPLINES INDICATOR SHAFT TORQUE
ASSEMBLY
CAP SCREW
WASHER FLOOR (REF)
(3 LOCATIONS)
TILLER/ FWD GEARBOX COUNTERSUNK
ASSEMBLY
SCREW (4 LOCATIONS) INBD TILLER/GEARBOX (EXAMPLE - 2 LOCATIONS)
C UPPER COUPLING FLANGE
B-B
Nose Wheel Steering Tiller/Gearbox Installation Figure 401 (Sheet 2)
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TORQUE SHAFT
BOLT THAT ATTACHES THE LOWER COUPLING (2 LOCATIONS)
FITTING WITH SPLINES HOLE INSPECTION FWD
INBD
FWD TORQUE SHAFT COUPLING BOLT (2 LOCATIONS) LOWER
D CAPTAIN'S FORWARD QUADRANT HOLE INSPECTION
SPLINES WITH FITTING
FIRST OFFICER'S FORWARD QUADRANT OUTBD E
Nose Wheel Steering Tiller/Gearbox Installation Figure 401 (Sheet 3)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH DUAL NWS TILLER ú
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NOTE:CAPTAIN'S TILLER IS SHOWN, FIRST OFFICER'S TILLER (IF APPLICABLE) IS EQUIVALENT.
Nose Wheel Steering Tiller Handle Installation Figure 402
M47388
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S 494-007
(4) Install the rig pin NS1 in the captain's forward quadrant or the rig pin NS-1A in the first officer's forward quadrant, as applicable (AMM 32-51-00/501).
(5) S 014-008Remove the access cover in the sidewall console lining to get access to the tiller/gearbox assembly.
(6) S 034-009Do the steps that follow to remove the tiller handle: (a) Remove the plug button from the tiller handle. (b) Remove the retainer nut and washer.
(7) S 034-010Remove the three cap screws that hold the turn indicator to the plate, and remove the indicator.
(8) S 034-011Remove the four countersunk head screws that hold the indicator attach plate to the tiller assembly.
(9) S 034-038Remove the plate.
S 034-012
(10)
Remove the two bolts from the top coupling of the torque shaft. They are behind the sidewall console.
S 034-013
(11)
Remove the two bolts from the lower coupling of the torque shaft. They are below the flight compartment floor.
NOTE: Get access to the lower coupling through the forward
____ access door in the lower fuselage.
S 034-014
(12)
Remove the torque shaft you loosened. This will make the path for removal of the tiller/gearbox clear.
S 034-015
(13)
Remove the three bolts that hold the tiller/gearbox to the surface attach plate on the top of the console.
S 024-016
(14)
Lower and remove the tiller/gearbox assembly.
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TASK 32-51-01-404-017
3. Install the Tiller/Gearbox Assembly (Fig. 401, 402)___________________________________
A. References
(1)
AMM 32-51-00/501, Nose Wheel Steering System Test
B.
Equipment
(1)
Rig Pins: Kit B20003-XX (AMM 20-10-24/201).
(a)
NS1 - P/N B20003-20
(b)
AIRPLANES WITH DUAL NWS TILLER;
NS1A - P/N B20003-20
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