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 (b)  When a nose wheel shows signs of a wheel bearing failure, or there are other problems, remove the wheel and tire assembly (AMM 32-45-21/401).
 NOTE: The wheel and tire assembly, and the bearings must be
____ sent to the shop for disassembly and a detailed inspection.
 (c)  Make sure the correct wheel bearing were installed in the wheels that were removed.
 S 212-043
 (2)  Do the inspections of the brake assembly (main landing gear only) (AMM 32-41-41/601).
 (a)  
Examine the parts that follow if the failure of a wheel bearing let the wheel touch the brake: 1) Rotors 2) Stators 3) Torque tube backing plate 4) Other parts of the brake assembly that can become damaged.

 (b)  
When a brake assembly shows signs of damage or does not operate correctly, remove the brake assembly (AMM 32-41-41/401).

 NOTE: The brake assembly must be sent to the shop for
____ disassembly and a detailed inspection.
 S 212-044
 (3)  Do the inspection of the main gear axle and axle sleeve
 (AMM 32-11-85/601).

 (a)  Remove the brake assembly (AMM 32-41-41/401).
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 (b)  Visually examine the axle sleeve for scoring or discoloration caused by heat damage.
 NOTE: Scoring will be shown when the wheel bearing turned
____
 on the axle sleeve.

 1)  When you find scoring, discoloration, or other damage, remove the axle sleeve (OHM 32-11-11).
 (c)  
Examine the axle spacer for scoring on the end adjacent to the inner wheel bearing cone. Also look for other damage (OHM 32-11-11). 1) Repair or replace the spacer when it is necessary.

 (d)  
Visually examine the axle nut and washer for signs of scoring or other damage. 1) Replace or repair the nut and washer when it is necessary.

 S 012-045
 (4)  
Remove the antiskid transducers (AMM 32-42-11/401).

 S 212-046

 (5)  
Examine the axle for heat damage as follows:

 NOTE: This step is necessary only when the axle sleeve show signs
____ of scoring, discoloration, or other damage, and the axle sleeve has been removed.
 (a)  Examine the heat resistant protective coating for signs of blistering and melting.
 NOTE: A heat resistant protective coating is used on the
____ axles, near the brake mounting flanges, and under the axle sleeves. The heat resistant protective coating is a greenish gray color. To apply the heat resistant protective coating refer to AMM 51-21-98/701.
 (b)  
Examine the light gray hydraulic fluid resistant paint on the axle for a brown shade color caused when it becomes to hot.

 (c)  
Do a check for discoloration of the crome plating on the axle lands where the sleeve touches.

 (d)  
Examine the green primer on the inner surfaces (bore) of the axle with a borescope. 1) Use the borescope to a minimum depth of 16 inches and look

 for discoloration or blistering.
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 2)  The green primer will turn to a light brown or black color when it becomes too hot.
 NOTE: If the paint shows only a small discoloration, you
____ can do the heat damage inspection when the airplane goes back to the primary base. Do not make a landing more than three times before you do this inspection.
 S 212-047
 (6)  
If signs of heat damage are found in the above steps, do the Heat Damage Inspection (AMM 05-51-07/201).

 S 352-048

 (7)  
If the cadmium plate on the axle bore or the crome plate on the outer part of the axle shows signs of heat damage, replace or repair the damaged components (AMM 32-11-85/801).

 NOTE: Heat damage to the cadmium plate can cause cadmium
　
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