(2)
Takeoff Warning Switch, S130, 31-26-23
(3)
Flaps Down Limit Switch, S246, 27-51-87
(4)
Stall Warning Switch, S856, 27-88-31
(5)
Flaps Up Limit Switch (also known as Flap Switch No. 1), S245, 27-51-87
(6)
Flaps 10-Degree Switch, S584, 27-88-21.
TASK 22-21-31-024-001
2. Mach Trim Flap Switch Removal (Fig. 401)
________________________________________
A. Equipment
(1)
F80197-1 or -5 Wrench Set
(2)
Grease - MIL-G-23827 (AMM 20-30-21/201)
B. References
(1)
AMM 12-31-01/201, General Zone Diagram
(2)
AMM 20-30-21/201, Lubricants
(3)
AMM 27-51-32/401, Inboard Flap Track Fairings
C. Access
(1) Location Zone
217 Right Main Wheel Well
D. Prepare for Removal
S 014-002
(1) Remove number 4 and 5 Inboard Flap Track Fairings
(AMM 27-51-32/401).
NOTE: You must remove the fairings for access to measure the ball
____ screw nut location for the switch adjustment.
E. Mach Trim Flap Switch Removal
S 014-003
(1) Remove the switch cover from the flap control unit.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
22-21-31
ALL ú ú 02 Page 401 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
SEE A UNIT CONTROL FLAP
COVER SWITCH SEE B
FWDINBD
A
MACH TRIM
FLAPS 10-DEGREE
SWITCH (S290)
SWITCH (S584)
(AMM 27-88-21)
RETAINING
NUTS
ROLLER
GUIDE
(EXAMPLE)
PIN
LANDING WARNINGFLAPS UP SWITCH (S138)LIMIT SWITCH (AMM 31-26-12)
(S245)
(AMM 27-51-87)
TAKEOFF WARNING SWITCH (S130)
STALL WARNING (AMM 31-26-23)
SWITCH (S856)
(AMM 27-88-31) FLAPS
DOWN LIMIT SWITCH (S246)
INBD B (AMM 27-51-87)
Mach Trim Flap Switch Installation
Figure 401
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
22-21-31
ALL ú ú 01 Page 402 ú Jul 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 424-029
(2)
Use the wrench set to remove the Mach Trim Flap Switch.
S 344-025
(3)
Remove the Mach Trim Flap Switch:
(a)
Disconnect the wire bundle connectors from the receptacle.
(b)
Remove the two support clamps from the wire bundle.
(c)
Cut the wire bundle ties and separate the Mach Trim Flap switch leads from the wire bundle.
(d)
Remove the switch leads from the connectors.
(e)
Remove the pin to release the roller guide.
(f)
Remove the retaining nut from the switch and remove the switch from the control unit.
S 434-009
(4) Replace the nut, roller guide, and pin on the switch.
TASK 22-21-31-424-010
3. Mach Trim Flap Switch Installation (Fig. 401)
__________________________________
A. Equipment
(1)
F80197-1 or -5 Wrench Set
(2)
Grease - MIL-G-23827 (AMM 20-30-21/201)
B. References
(1)
AMM 12-31-01/201, General Zone Diagram
(2)
AMM 20-30-21/201, Lubricants
(3)
AMM 22-21-31/501, Mach Trim Flap Switch
(4)
AMM 27-51-32/401, Inboard Flap Track Fairings
C. Access
(1) Location Zone
217 Right Main Wheel Well
D. Install the Mach Trim Flap Switch 中國航空網 m.k6050.com 航空翻譯 www.aviation.cn 本文鏈接地址：737-300 400 500 AMM 飛機維護手冊 自動飛行 AUTOFLIGHT 2(126)
