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757
MAINTENANCE MANUAL

FWD
SEE A
MAIN LANDING GEAR
SHOCK STRUT OF THE MAIN LANDING GEAR (REF)
CLAMP (TYPICAL)
CONDUIT
J-1 BOX (REF)
TRUCK TILT
SENSORS
(REF)

TRUCK TILT SENSORS FOR THE LEFT MAIN LANDING GEAR SHOWN A
Truck Tilt Sensor for the Main Landing Gear Figure 402
L48984
 

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757 MAINTENANCE MANUAL
 S 034-006
 (5)  Remove pin (8) to disconnect the head end of the actuator from the shock strut (View B-B), and remove the actuator (3).
 TASK 32-32-15-404-007
 3. Install the Main Landing Gear Truck Positioner Actuator (Fig. 401, 402)
_______________________________________________________
 A. References
 (1)  
AMM 12-12-01/301, Hydraulic Systems

 (2)  
AMM 24-22-00/201, Electrical Power - Control

 (3)  
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System

 (4)  
AMM 32-00-20/201, Landing Gear Downlocks

 (5)  
AMM 32-09-07/201, Main Gear Truck Tilt Sensor

 B.
Consumable Materials

 (1)  
A00679 Sealant - BMS5-95, Type I, Class B

 (2)  
D00633 Grease - BMS3-33 (Preferred)

 (3)  
D00013 Grease - MIL-G-23827 (Alternative)

 (4)  
D00148 Fluid, Hydraulic - BMS 3-11, Type IV,
 Class 1

 C.
Parts

 ~.............................................................................. | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT |FIG | ITEM | ................................................................................ | 401 | 1 | Pin | 32-11-01 | 10 | 200 | | | 2 | Washer | 32-32-15 | 1 | 10 | ú| | 3 | Truck Positioner Actuator | | | 18 | | | 4 | Antirotation Bolt | 32-11-01 | 10 | 192 | | | 5 | Collar | | | 202 | | | 6 | Washer | | | 193 | | | 7 | Nut | | | 194 | | | 8 | Pin | | | 189 | | | 9 | Washer | 32-32-15 | 1 | 15 | | | 10 | Antirotation Bolt | 32-11-01 | 10 | 172 | | | 11 | Collar | | | 190 | | | 12 | Washer | | | 175 | | | 13 | Nut | | | 180 | 2......…........…...................................…...........…....….........1
 

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MAINTENANCE MANUAL

 D. Equipment
 (1)  
Pin Insertion/Extraction Tool
 Part on Crimp Tool Kit - DMC 567
 Daniels Manufacturing Corp.
 526 Thorpe Road
 Orlando, Forida 32824

 E.
Access

 (1)  
Location Zones
 731 Main Landing Gear, LH
 741 Main Landing Gear, RH

 F.
Prepare for the Installation

 S 864-010
 (1)  
Make sure the pressure is removed from the left hydraulic system and the hydraulic reservoir (AMM 29-11-00/201).

 S 864-032

 (2)  
Remove electrical power (AMM 24-22-00/201).

 G.
Installation of the Main Landing Gear Truck Positioner Actuator

 S 644-008
 (1)  
Put grease on the pin (8).

 S 434-009

 (2)  
Install the pin (8), antirotation bolt (10), collar (11), washers (9 and 12), nut (13), and cotter pin to connect the head end of the actuator to the shock strut (View B-B).

 S 434-025

 (3)  
AIRPLANES WITH THE CLAMP INSTALLED ON THE POSITIONER ACTUATOR; install the clamp that holds the hydraulic lines on the positioner actuator. Make sure you have the dimensions shown on Fig. 401.

 S 434-011

 (4)  
Connect the hydraulic lines to the actuator.

 (5)  
Lubricate the actuator at the grease fittings.

 S 714-013

 (6)  
Do the steps that follow to make sure the actuator is installed correctly:

 (a)  
Put the landing gear control lever in OFF.

 S 644-012
 

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757 MAINTENANCE MANUAL
 (b)  
Make sure the actuator is held in position tightly.

 (c)  
　
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