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corrosion.       
32-30 15) Visually inspect the nose landing gear
extension compensating cylinders (gas struts) and the attach fittings ; check for evidence of wear and corrosion. 700    X X 
32-30 16) Visually inspect the main landing gear
emergency extension springs and the attach fittings ; check for evidence of wear and corrosion. 700    X X 
32-30 17) Change the landing gear hydraulic fluid and replace the emergency valve seals - refer to 12-13-03 301, 12-13-04 301,
32-35-02 201. 200      3 years

NOTE 1 : If a 100-hr. inspection has been carried out during the last 3 months, do not perform the operations identified with a "0" unless the annual inspection replaces a 100-hr. inspection. For US registered aircraft, perform all operations.
 

ATA OPERATIONS  INSPECTIONS
  Area 1st
25 hrs 50
hrs 100
hrs Major Ann. Other
32-30 18) Perform an operational test of the landing gear operating mechanism and indicating system, normal and emergency
configurations - refer to 32-30-00 201 ; also check the nose landing gear setting -refer to 32-20-00 501. 000   X X 0 NOTE 1
32-30 19) Test the nose landing gear compensating cylinders - refer to 32-30-06 201 and, if necessary, test the main landing gear
compensating springs - refer to 000   X X 0 NOTE 1
 32-30-05 201.       
32-30 Post-MOD. 151 000   X X 0 NOTE 1
 20) Check the travel of the retractable footsteps and their interconnection with the main landing gears.       
32-40 Wheels and brakes       
32-40 1) Visually inspect the master cylinders. 200    X X 
 Check the brake system for condition,
attachment, union security and tightness.       
32-40 2) Visually inspect the brake pedals and
 system, check attach fittings and
clearances. 200    X  
32-40 3) Visually inspect the parking brake system 200    X  
 (including the cock and the indicating
circuit), check attach fittings and look for leaks.       
32-40 4) Remove and check main landing gear wheel caps 737 and 747 for condition - refer to 32-41-01 201. 700    X X 
　
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