G40673
Ground Spoiler Interlock Valve Installation 506
27-62-61 Figure 401 May 15/69
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
G. Install two attaching bolts through landing gear sensor actuators, pivot arm, and valve yoke. Secure bolts with washers and locknuts. Adjust landing gear sensors. Refer to Chapter 32, Landing Gear Safety Sensors.
H. Provide electrical power.
I. Provide system A hydraulic power. Refer to 27-62-0.
J. Check valve and hydraulic connections for leakage.
K. Move speed brake control lever through several cycles to ensure that hydraulic system is bled.
L. Adjust and test valve. Refer to Ground Spoiler Interlock Valve - Adjustment/Test.
M. Check adjustment of landing gear safety sensor. Refer to 32-09-200, Landing Gear Safety Sensor - Adjustment/Test.
4. Restore Airplane to Normal Configuration
A. Remove system A hydraulic power. Refer to 27-62-0.
B. Check hydraulic reservoir and service if required. Refer to Chapter 12, Hydraulic Servicing.
C. Remove electrical power if no longer required.
543
Feb 15/73 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 27-62-61 Page 403
GROUND SPOILER INTERLOCK VALVE - ADJUSTMENT/TEST
1. General
A. Adjustment and test of the ground spoiler interlock valve must be accomplished with airplane jacked so that right main gear shock strut is fully extended.
2. Ground Spoiler Interlock Valve Adjustment
A. Equipment and Materials
(1) Rigging Pins Kit - F70207-3, -52, -61, or -84:
REF NO. F70207-( ) DIAMETER (INCHES) LENGTH (INCHES) FUNCTION
S/B-3 -11 0.309-0.311 6.7 +0.25 Ground Spoiler Interlock Valve
B. Adjust Ground Spoiler Interlock Valve
(1)
Place airplane on jacks so that right main gear oleo is fully extended (Ref Chapter 7, Jacking).
(2)
Check that rigging pin S/B-3 can be freely installed through interlock valve yoke (Fig. 501). If required, adjust valve cable (Ref 27-62-51 A/T).
(3)
Remove rigging pin S/B-3.
(4)
Test ground spoiler interlock valve.
(5)
Lower and remove jacks from airplane.
3. Ground Spoiler Interlock Valve Test
A. Prepare Ground Spoiler Interlock Valve for Test
(1)
Place airplane on jacks so that main gear oleo is fully extended (Ref Chapter 7, Jacking).
(2)
Provide electrical power.
(3)
Provide system A hydraulic power (Ref 27-62-0 MP).
B. Test Ground Spoiler Interconnect Valve
(1)
Place speed brake control lever in UP position.
(2)
Check that ground spoiler panels show no sign of movement.
500
Feb 20/88 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 27-62-61 Page 501
G40687
Ground Spoiler Interlock Valve Adjustment 500
27-62-61 Figure 501 Aug 15/69
Page 502
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
(3)
Place jack under jack pad on right main gear axle. Refer to Chapter 7, Jacking.