Technical data

13773-001
32-41
Page 6 30 Nov 2000
C. Nose Wheel, Tire, and Tube (See Figure 32-413), (See Figure 32-414)
(1) Removal - Nose Wheel, Tire, and Tube
(a) Remove nose gear fairings. (Refer to 32-20)
(b) Raise airplane on jacks. (Refer to 7-00)
(c) Deflate tire completely.
WARNING:
Do not attempt to remove valve core until tire has been completely deflated.
Valve core will be ejected at high velocities if unscrewed before air pressure
has been released.
(d) Remove valve core.
(e) While supporting wheel/tire assembly, remove axle plugs, cotter pin, axle nut, washers,
and withdraw bolt from axle.
(f) Pull tire, axle, and wheel from fork.
Note: Label bearings with position from which it was removed for proper reinstal-
lation.
(g) Remove and store spacers and axle before disassembling wheel.
(2) Disassembly - Nose Wheel, Tire, and Tube
WARNING:
Injury can result when attempting to separate wheel halves with tube
inflated. Care must be taken to avoid damaging wheel halves when breaking
tire beads loose.
(a) Separate tire beads from wheel halves by applying even pressure around the entire side-
wall of the tire.
(b) Remove nuts, washers, and bolts holding wheel halves together.
(c) Mark wheel halves to note relationship to each other for reassembly.
(d) Separate inner wheel half and outer wheel half
(e) Remove tire and tube.
(f) Remove snap rings, grease seals, and bearing cones from wheel halves.
Note: The bearing cup is press fit into the wheel half and should not be removed
unless replacement is necessary. To remove bearing cup, insert wheel into
boiling water or place in an oven not exceeding 212° Fahrenheit for 15 min-
utes. Remove wheel half from heat source and immediately remove bearing
cup with a fiber drift pin or suitable arbor press. Press in new bearing cup
while tire half is still hot.
(3) Reassembly - Nose Wheel, Tire, and Tube
(a) Acquire necessary tools, equipment, and supplies.
(b) Apply light coat of talcum powder to surface of tube and inside of tire.
Description P/N or Spec. Supplier Purpose
Bearing Grease ASG22 Shell Oil Co. Lubrication.
Talcum Powder - Any Source Lubrication.