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CAUTION: WRITE DOWN THE WIRE COLOR CODE AND THE LOCATIONS OF THE
_______ PINS. THIS WILL PERMIT THE CORRECT INSTALLATION OF NEW SENSOR WIRES AND PREVENT THE MALFUNCTION OF THE POSITION INDICATION SYSTEM FOR THE LANDING GEAR.
(b)
Put a tag with the color code and the locations of the pins on the wire for the installation.
(c)
Use a pin extraction tool to remove the pins from the connector plug. Refer to Chapter 20, Wire Diagram Manual.
(d)
Attach a line (approx 65 inches long) to the sensor wires. This will make the installation easier.
(e)
Disconnect the conduit coupling nut from the sensor.
(f)
Remove the locknut on the target side of the sensor.
(g)
Remove the sensor from the bracket.
(h)
Remove the remaining washers from the sensor.
NOTE:____Keep the nut and washers. Write down the location of the washers to help when you install the sensor.
S 022-007
(2)
Do the steps that follow to remove the landing gear up and locked sensors (Fig. 202):
(a)
Remove the lower locknut and remove the sensor from the bracket.
(b)
Remove the key washers from the sensor and the bracket. Write down the location and the number of key washers used. Keep the washers for when you install the sensor.
(c)
Write down the color code for the wire, and cut the sensor wires above the splices that are there.
S 022-008
(3) Do the steps that follow to remove the door closed sensors for the landing gear (Fig. 203):
CAUTION: WRITE DOWN THE WIRE COLOR CODE AND THE LOCATIONS OF THE
_______ PINS. THIS WILL PERMIT THE CORRECT INSTALLATION OF NEW SENSOR WIRES AND PREVENT THE MALFUNCTION OF THE POSITION INDICATION SYSTEM FOR THE LANDING GEAR.
(a)
Put a tag on the wire with the color code. This will help when you install the sensor.
(b)
Cut the sensor wires above the splices that are there.
(c)
Remove the screws that hold the sensor and remove the sensor.
NOTE: Keep the screws and shims for when you install the
____
sensor.
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LEFT MAIN LANDING GEAR UPLOCK ASSEMBLY
SEE B
SEE A
FWD
LEFT MAIN
B WHEEL WELL OUTBOARD WALL
(RIGHT EQUIVALENT)
MAIN LANDING
GEAR UP AND A
B LOCKED SENSOR
INBD
MAIN LANDING GEAR UPLOCK HOOK (REF)
LEFT MAIN LANDING GEAR UPLOCK ASSEMBLY
STRUCTURE 2. WASHER
(2 LOCATIONS) B
(RIGHT EQUIVALENT)
3. NUT 1. MAIN LANDING GEAR
(2 LOCATIONS) UP AND LOCKED SENSOR S10240, SYSTEM 1, LEFT1. MAIN LANDING GEAR S10239, SYSTEM 1, RIGHTUP AND LOCKED SENSOR S10073, SYSTEM 2, LEFT 0.05
0.05
S10069, SYSTEM 2, RIGHT 0.04
0.04 INCH INCH
UPLOCK ASSEMBLY
B-B
Main Landing Gear Up and Locked Proximity Sensors Figure 202
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MAIN WHEEL WELL OUTBOARD WALL
SEE A SEE B SENSOR BRACKET
DOOR STOP
3. SCREW FWD
SEE C (2 LOCATIONS)
OUTER BODY
SURFACE
A
SENSOR
3. SCREW 4. NUT
BRACKET
(2 LOCATIONS) (2 LOCATIONS) SENSOR
TARGET 1. MAIN LANDING BRACKET
GEAR DOOR CLOSED SENSOR 2 2. SHIM
0.100
INCH
0.080
0.100
INCH
0.080
MAIN LANDING MAIN LANDING
GEAR DOOR
1. MAIN LANDING
GEAR DOOR GEAR DOOR DOOR SEAL CLOSED SENSOR 1
SURFACE
C
B
1
LEFT S10076 SYSTEM 2, RIGHT S10072 SYSTEM 2
2 LEFT S10242 SYSTEM 1, RIGHT S10241 SYSTEM 1
Main Landing Gear Door Closed Sensors
Figure 203
中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 3(159)
