MM40-107/30-107 COMPONENT MAINTENANCE MANUAL WITH IPL
FOR MAIN WHEEL ASSEMBLY PART NO. 40-107 SERIES AND
MAIN BRAKE ASSEMBLY PART NO. 30-107 SERIES
Page 1
Feb 01/02
1.
MAIN WHEEL
Refer to IPL Figure 8 for identification of wheel assembly components.
1.1 Disassembly
1.1.1
Properly jack up aircraft and fully deflate tires.
1.1.2
Remove bolts and washers from brake assembly to remove back plates.
1.1.3
Remove wheel from axle.
CAUTION:
DO NOT USE TIRE IRONS.
1.1.4
Double check to make sure tire is fully deflated and break tire bead from wheel
flange. Use a mallet or non-metallic instrument.
1.1.5
Remove nuts (8-15 or 8-15A), washers (8-10 or 8-10A), and bolts (8-
5 or 8-5A) to separate wheel halves.
1.1.6
Remove and discard the O-ring (8-20).
1.1.7
Remove brake disc (8-65) from inner wheel half (8-35). If the disc
sticks, use a non-metallic instrument and pry it out.
1.1.8
Remove snap rings (8-60, 8-95) grease seal felt (8-55) grease seal
rings (8-50) and hubcap (8-90 or 8-90A) from inner and outer wheel
halves (8-35, and 8-75 or 8-75A).
1.2 Cleaning, Inspection and Repainting
1.2.1
Degrease all metallic parts and dry thoroughly.
1.2.2
Visually inspect bearing cups (8-40, 8-80) and cones (8-45, 8-85) for
damage or wear, but do not remove the cups from the wheel half
unless replacement is necessary.
