32-35-00
ALL ú ú 01 Page 503 ú Feb 20/84
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 035-004
(4)
Remove the turnbuckle locking clips from cable MNGEA (Ref 20-10-10/401).
S 835-011
(5)
Adjust the turnbuckle on cable MNGEA until the cable tension equals the spring tension.
NOTE: When you do this, make sure you correctly set the release
____ handle in the V-slot of the manual extension control.
NOTE: When you do this, also make sure that the rig pin is free.
____
S 435-012
(6)
Install the turnbuckle locking clips on cable MNGEA (Ref 20-10-10/401).
S 415-013
(7)
Install the cabin floor panel.
S 095-014
(8)
Remove the rigging pin.
TASK 32-35-00-715-004
3. Nose Gear Manual Extension System Test (Airplane on Jacks)
______________________________________
A. Standard Tools and Equipment
(1)
Scale - Spring; 0 to 100 pound capacity
B.
References
(1)
07-11-21/201, Jack Airplane Nose
(2)
24-22-00/201, Manual Control
(3)
29-15-00/201, Hydraulic Systems A, B, and Standby
(4)
32-00-01/201, Ground Lock Assemblies
C.
Access
(1)
Location Zone
101 Control Cabin - Left
102 Control Cabin - Right
D.
Prepare for the Test
S 585-005
(1) Lift the nose of the airplane until the tires are off the ground (Ref 07-11-21/201).
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32-35-00
ALL ú ú 02 Page 504 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 095-008
(2)
Remove the ground lock assembly from the nose gear
(Ref 32-00-01/201).
S 865-009
(3)
Make sure the nose wheels are aligned with the fuselage.
S 865-018
(4)
Supply electrical power (Ref 24-22-00/201).
S 865-007
(5)
Pressurize hydraulic system A (Ref 29-15-00/201).
S 865-006
(6)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a)
P6 Hydraulic System Circuit Breaker Panel
1) C781, L.G. SYS XFR VALVE PRI CONT
2) C799, L.G. SYS XFR VALVE SEC CONT
E.
Do the test.
S 865-012
WARNING: MAKE SURE THAT YOU INSTALL THE GROUND LOCK ASSEMBLIES IN THE
_______ MAIN LANDING GEAR. DO THIS TO PREVENT THE ACCIDENTAL OPERATION OF THE GEAR. IF THE GEAR RETRACTS, IT CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
CAUTION: MAKE SURE THAT YOU SET THE LANDING GEAR CONTROL LEVER IN THE
_______ OFF POSITION WHEN YOU OPERATE THE MANUAL EXTENSION SYSTEM. IF YOU HOLD THE MANUAL EXTENSION HANDLE IN ANY EXTENDED POSITION AND THE CONTROL LEVER IS IN THE UP POSITION, THE SYSTEM CABLE FEEDBACK WILL CAUSE THE MANUAL EXTENSION HANDLE TO SNAP BACK INTO THE V-SLOT.
DO NOT TURN THE STEERING WHEEL WITH THE NOSE GEAR SHOCK STRUT FULLY EXTENDED. IT CAN CAUSE POSSIBLE DAMAGE TO THE SHOCK STRUT CENTERING CAMS.
(1)
Put the control lever in the UP position to retract the nose gear.
(2)
Put the control lever in the OFF position.
(3)
Open the manual extension access door.
S 865-025
S 015-012
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32-35-00
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