(2)
34-28-00/201 or 34-28-01/201, Inertial Reference System
B. Access
(1) Location Zone
101 Control Cabin - Left
102 Control Cabin - Right
C. Prepare for the BITE Test - Valves
S 865-002
(1)
Make sure that the BAT switch on the Pilots' Forward Overhead Panel, P5, is in the ON position.
S 865-003
(2)
Set the STANDBY POWER switch on the Pilots' Forward Overhead Panel, P5, to the AUTO position.
S 865-004
(3)
Supply electrical power (Ref 24-22-00/201)
S 865-021
(4)
Make sure you close the LANDING GEAR AIR/GND RELAY & LIGHTS circuit breaker on the P6 circuit breaker panel.
S 825-027
(5)
Put the left and right IRS selector switches, P5, to the NAV position to align the IRS (Ref 34-28-00/201 or 34-28-01/201).
S 865-006
(6)
Make sure that all the instrument switches are in the NORMAL position.
(7)
Make sure the airplane is on the ground.
(8)
Make sure you do not engage the autopilot.
S 865-022
S 865-023
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22-11-12
ALL ú ú 02 Page 501 ú Jul 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-024
(9)
Make sure the IRS ground speed or the FMC ground speed is less than 20 Knots.
S 745-008
(10)
Do these steps to get access to the DFCS BITE TEST:
(a)
Push the INIT REF key on the FMCS CDU to show the POS INIT page.
(b)
Push the LSK adjacent to <INDEX to show the INIT REF INDEX page.
(c)
Push the LSK adjacent to MAINT> to show the MAINT BITE INDEX 1/1 page.
(d)
Push the LSK adjacent to <DFCS to show the DFCS BITE TEST LINE MAINT 1/2 page.
D. Do the BITE Test - Valves
S 745-009
(1) Do the ACT POS SENS test:
(a)
Push the LSK adjacent to <LRU INTERFACE to show the DFCS BITE TEST INTERFACE.
(b)
Push the LSK adjacent to <CHANNEL A AND B to show the DFCS BITE TEST INTERFACE -A/-B 1/2 page.
(c)
Push the NEXT PAGE key on the CDU to show the DFCS BITE TEST INTERFACE -A/-B 2/2 page.
(d)
Push the LSK adjacent to ACT POS SENS>.
(e)
Do the preparation steps for the quick tests as shown on the CDU display.
(f)
Push the LSK adjacent to <CONTINUE to start the quick tests.
(g)
Make sure that the quick tests are completed with no failure.
TASK 22-11-12-705-010
3. Manual Test - Valves_____________________
A. References
(1)
24-22-00/201, Manual Control
(2)
29-15-00/201, Hydraulic Systems A, B, and Standby
B. Access
(1) Location Zone
101 Control Cabin - Left
102 Control Cabin - Right
C. Procedure
S 865-011
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL
_______ CONTROL SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDER, ELEVATORS, FLAPS, SLATS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
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