757
MAINTENANCE MANUAL
S 864-029
(14)
Make sure the fluid in the hydraulic reservoir is at the correct level. Fill if it is necessary (AMM 12-12-01/301).
S 414-030
(15)
Install the wing access panels 551BB-left (651BB-right), below the retract actuator, and 551CT-left (651CT-right), above the retract actuator (AMM 06-44-00/201).
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757 MAINTENANCE MANUAL
MAIN GEAR RETRACT ACTUATOR - INSPECTION/CHECK
_____________________________________________
1. General
_______
A. This procedure only has illustrations and a wear limit table which show the data for wear limits. There are no procedures for access, removal, or installation of the parts. Refer to Main Gear Retract Actuator -Removal/Installation for procedures to do these tasks.
TASK 32-32-01-206-001
2. Wear Limits for the Retract Actuator on the Main Landing Gear (Fig. 601)
_____________________________________________________________
NOTE: Wear limits for the other components that are connected to the Retract
____
Actuator are not in this procedure. They are included in the
applicable Maintenance Manual subject for those components.
A. General
(1) This procedure only has illustrations and a wear limit table which show the data for wear limits. There are no procedures for access, removal, or installation of the parts. Refer to Main Gear Retract Actuator - Removal/Installation for procedures to do these tasks.
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757
MAINTENANCE MANUAL
B RETRACT
ACTUATOR
A
B
A
SHOCK 1. BUSHING/PIN 2. BEARING/PIN
STRUT RETRACT
ACTUATOR 1. BUSHING/PIN
INBD
FWD
SHOCK
STRUT
A-A
1. BUSHING/
3. BUSHING/ PIN
PIN
RETRACT
ACTUATOR
ACTUATOR ATTACHMENT PIN 1. BUSHING/
YOKE
B-B
Main Landing Gear Retract Actuator Wear Limits
Figure 601 (Sheet 1)
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757
MAINTENANCE MANUAL
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS WORN PART REPLACE PART WORN REPAIR INSTR REPAIR
DIAMETER PER-MITTED WEARDIM. MAX ANCE CLEAR-DIAM
MIN MAX
1 BUSHING ID 2.0000 2.0010 2.0048 0.0058 X
PIN OD 1.9980 1.9990 1.9952 X 1
2 BEARING ID 2.0000 2.0005 2.0043 0.0053 X
PIN OD 1.9980 1.9990 1.9952 X 1
3 BUSHING ID 2.0020 2.0040 2.0070 0.0080 X
PIN OD 1.9980 1.9990 1.9952 X 1
YOU CAN REPAIR THE PART; REFER TO THE COMPONENT MAINTENANCE MANUAL FOR THE INSTRUCTIONS
Main Landing Gear Retract Actuator Wear Limits
Figure 601 (Sheet 2)
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757 MAINTENANCE MANUAL
MAIN GEAR DOWNLOCK ACTUATOR - REMOVAL/INSTALLATION
__________________________________________________
1. General_______
A. This procedure provides two tasks . The first task removes the main gear downlock actuator. The second task installs the main gear downlock actuator.
TASK 32-32-02-004-001
2. Remove the Main Gear Downlock Actuator (Fig.______________________________________401)
A. References
(1)
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System
(2)
AMM 32-00-20/201, Landing Gear Downlocks
B.
Consumable Materials
(1)
D00153 Hydraulic Fluid - Fire resistant,
BMS 3-11
(2)
D00633 Grease - BMS3-33 (Preferred)
(3)
D00013 Grease - MIL-G-23827 (Alternative)
(4)
D00054 Lubricant, Hydraulic Systems - MCS-352
C.
Access
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本文链接地址：757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 2(48)
