NOTE: Write the position and number of the spacers (11) at
____ each latch roller crank (14) for installation.
(c)
Remove the bearings (10) from the bearing housing (9) at each end of the torque tube (6).
(d)
Remove the cam (17) and the cam saddle (16) (on the lower torque tubes only).
NOTE: Identify the position of the cam (17) for the
____
installation.
(e)
Remove the cross bolt (23) on the torque tube crank (2).
(f)
Put the torque tube (6) through the bearing housing (9) and remove it from the door assembly.
TASK 52-11-19-404-008
3. Latch Torque Tube Installation (Fig. 401)
______________________________
A. Special Tools and Equipment
(1)
BACP18AM6B28H Pin, Mode Selector Lockout
(2)
DJ65B04957 Drill Jig, Latch Torque Tube Crank
(3)
TME65B04308 Dolly, Cargo/Main Entry Door
B.
Consumable Materials
(1)
D00013 Grease, MIL-G-23827
(2)
C00308 Compound, Corrosion Preventive
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A
747-400
MAINTENANCE MANUAL
(3)
A00952 Sealant, BMS 5-19
(4)
C00259 Primer, BMS 10-11, Type I
C.
Parts
(1)
This table is for the Main Entry Door No. 1 (Upper Torque Tube).
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 |Upper Control Rod | 52-11-13| 01 | 80 | | | 2 |Torque Tube Crank (Door 1L) | 52-11-19| 05 | 185 | | | 3 |Nut | | | 50 | | | 4 |Washer | | | 45 | | | 5 |Bushing | | | 175 | | | 6 |Torque Tube | | | 435 | | | 8 |Crossbolt | | | 20 | | | 10 |Bearing | | | 80 | | | 11 |Spacers | | | 75 | | | 12 |Nut | | | 30 | | | 13 |Washer | | | 25 | | | 14 |Latch Roller Crank | | | 70 | | | 19 |Bolt | 52-11-13| 01 | 65 | | | 20 |Lower Control Rod | | | 85 | | | 21 |Washer | | | 75 | | | 22 |Nut | | | 80 | | | 23 |Crossbolt | 52-11-19| 05 | 35 | 2.....….........…...................................…..........…......…........1
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~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 |Upper Control Rod | 52-11-13| 01 | 90 | | | 2 |Torque Tube Crank | 52-11-19| 05 | 205 | | | 3 |Nut | | | 50 | | | 4 |Washer | | | 45 | | | 5 |Bushing | | | 200 | | | 6 |Torque Tube | | | 135 | | | 7 |Nut | | | 270 | | | 8 |Crossbolt | | | 20 | | | 10 |Bearing | | | 80 | | | 11 |Spacers | | | 75 | | | 12 |Nut | | | 30 | | | 13 |Washer | | | 25 | | | 14 |Latch Roller Crank | | | 70 | | | 15 |Washer | | | 265 | | | 16 |Cam Saddle | | | 275 | | | 17 |Lockout Cam | | | 280 | | | 18 |Bolt | | | 260 | | | 19 |Bolt | 52-11-13| 01 | 70 | | | 20 |Lower Control Rod | | | 120 | | | 21 |Washer | | | 75 | | | 22 |Nut | | | 80 | | | 23 |Crossbolt | | | 35 | 2.....….........…...................................…..........…......…........1
(2) This table is for the main entry door No. 5 (upper torque tube).
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