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MAIN GEAR WHEEL BRAKE - REMOVAL/INSTALLATION
____________________________________________
1. General_______
A. This procedure contains two tasks. The first task removes the main gear wheel brake from the axle. The second task installs the main gear wheel to the axle.
TASK 32-41-10-004-001
2. Remove the Main Gear Wheel Brake________________________________
A. Equipment
(1)
Sling, Nylon - MLG (use steel cable for removal
of a hot brake)
(2)
Protector (Sleeve and Cap), Axle MLG -B32010-15 (Preferred), B32015-2 (Optional)
(3)
Brake Puller - B32016-13
(4)
Brake Cradle (Clyde Machines Model BC 300 or equivalent) -Commercially available.
(5)
Dolly, Wheel/Brake (Clyde Machines Model
TB 900) - Commercially Available.
(6)
Torque Wrench - Commercially Available (For
torque ranges, Ref Fig. 401)
(7)
9/16-Inch Deep Socket Wrench - Commercially
Available
(8)
Shipping Plug, P/N 01943-51011 - Moeller Mfg
Co. Greenville, MS.
B.
References
(1)
AMM 07-11-03/201, Jacking Airplane Axles
(2)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(3)
AMM 32-00-15/201, Landing Gear Door Locks
(4)
AMM 32-00-20/201, Landing Gear Downlocks
(5)
AMM 32-41-00/501, Hydraulic Brake System
(6)
AMM 32-41-08/401, Brake Disconnect Valve
(7)
AMM 32-44-00/001, Parking Brake System
(8)
AMM 32-45-01/401, Main Gear Wheel and Tire
C.
Access
(1)
Location Zones
731 Left Main Landing Gear
741 Right Main Landing Gear
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FWD SEE A A FITTING DISCONNECT (3 LOCATIONS) BUSHING OUTER 6. HYDRAULIC 1. SCREW ASSEMBLY TIRE AND WHEEL
BUSHING INNER
3A. GREASE FITTING 4. BRAKE ASSEMBLY SLEEVE 5. AXLE
3. BRAKE ROD
A-A (SHOWN WITH THE WHEEL INSTALLED) BRAKE ASSEMBLY
2 1 INSTALL WITH HEAD ON TRUCK SIDE AS SHOWN (PREFERRED) INSTALL WITH HEAD ON BRAKE SIDE (OPTIONAL, NOT SHOWN) TIGHTEN TO 100-200 POUND-INCHES
Figure 401 (Sheet 1) Main Gear Wheel Brake Installation
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4.BRAKE ASSEMBLY B
FWD
3. BRAKE ROD
(REF) INBD
A
4. BRAKE ASSEMBLY
7. END CAP 13. PIN 2
8. COTTER PIN 12. BOLT
9. NUT 1
(2 LOCATIONS) (REF) 11. BUSHING (REF) 10. WASHER 3. BRAKE ROD (REF) 3. BRAKE ROD
B-B
Main Gear Wheel Brake Installation
Figure 401 (Sheet 2)
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HOSE HALF
APPLY BATCO X8401-2 GREASE ON UNDERSIDE OF HOSE HALF FLANGE BETWEEN ARROWS AND TO THREADS AND SHANKS OF MOUNTING BOLTS APPLY BATCO X8401-2 GREASE ON BRAKE HALF BETWEEN ARROWS
BRAKE HALF
Brake Hydraulic Disconnect
Figure 402
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D. Prepare for Removal
S 494-002
(1)
Make sure the landing gear downlocks are installed
(AMM 32-00-20/201).
S 034-004
(2)
Look at the brake rod to brake connection. If the the pin retainer bolt is on the truck side of the pin, do the step that follows:
CAUTION: THE PIN RETAINER BOLT (12) SHOULD BE REMOVED BEFORE
_______ JACKING TO AVOID DAMAGE DUE TO POSSIBLE INTERFERENCE BETWEEN THE JACK AND BOLT (12).
(a) Remove the cotter pin (8), bolt (12), and nut (9) that hold the retainer pin (13) in position.
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