22-11-01
ú ú 01 Page 521 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
*[2] If library test 30 (Elevator) fails, put the code 100 into the CDU scratchpad then push LSK adjacent to RERUN>. If the result of subtests 30.S.19/20 and 30.S.22/23 is greater than or equal to 1.40, then ignore the failure of these subtests. If the result of these subtests is less than 1.40, do the rigging check of the pitch CWS sensor.
*[3] If library test 35 (Dual Test) fails, put the code 100 into the CDU scratchpad then push LSK adjacent to RERUN>. If the result of the subtests 35.S.18 and
35.S.38 is 1.0 plus or minus 0.25, then ignore the failure of these subtests.
*[4] AIRPLANES WITH EIS AND -913 FCC; When library test 35 (Dual Test) CDU displays "OPEN CB: ENG 1 N1", or open EIS PRIMARY 1 circuit breaker instead.
When library test 35 (Dual Test) CDU displays "OPEN CB: ENG 2 N1", or open EIS PRIMARY 3 circuit breaker instead.
(d) If a failure occurs, do these steps:
1) From the CDU display, make a note of the test name, the channel, and the LRU that caused the failure.
NOTE: The number XX.YY at the far right on the second line
____ is the Group number and Library Test number. The first two digits are the Group number and the last two digits are the Library number.
2) If it is necessary to do the surface test again, push the LSK adjacent to the RERUN>.
3) To get the test result data, use the CDU keyboard to put the engineering code 100 into the scratchpad. Push the LSK 6R.
4) To get out of the test result data, push the E key on the CDU keyboard. Push the LSK 6R. 5) Push the LSK adjacent to the <CONTINUE to continue the surface test.
(e)
If no failure occurs, the CDU display shows *DFCS TEST PASSED*.
(f)
Push one of the two autopilot disconnect switches.
(g)
Close the AURAL WARN circuit breaker on the P6-2 Circuit Breaker Panel.
(h)
Close the STAB TRIM circuit breaker on the P18-0 Circuit Breaker Panel.
S 745-135
(4) Push the INIT REF key on the CDU keyboard to get out of the BITE.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EFIS ú
22-11-01
ú ú 01 Page 522 ú Mar 15/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
G. Wheel Spin Up Test S 745-049
(1) Do the wheel spin up test:
(a)
Push the INIT/REF key on the CDU keyboard to show the POS INIT page or PERF INIT page.
(b)
Push the LSK adjacent to <INDEX to show the INIT REF INDEX 1/1 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.
(e)
Push the NEXT PAGE key on the CDU keyboard to show the DFCS BITE TEST OVERNIGHT MAINT 2/2 page.
(f)
Push the LSK adjacent to <SENSOR VALUES to show the Sensor Values Test Index.
(g)
Push the LSK adjacent to <DISCRETE INPUT WORDS to get access to the Discrete Input Words Index.
(h)
Push the LSK adjacent to <DISINWD 04 from the Discrete Input Words Index.
(i)
Make sure that the ANTI-SKID switch on P2-2 panel is in the ON position.
(j)
Push the LSK adjacent to <CONTINUE until the CDU display shows the pin J4B-46.
(k)
Make sure that the A and B sides of the pin J4B-46 show OP.
(l)
Set the SW switch to the LO position on the ANTI-SKID unit on the E3-2 shelf.
(m)
Push and hold the SKID and LW switches until the A and B sides of the pin J4B-46 change to 28.
(n)
Release the SKID and LW switches.
(o)
Push the INIT/REF key on the CDU keyboard to get out of the BITE.
H. Power Bus Transfer Test
S 745-052
(1) Do the power bus transfer test:
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL
_______ CONTROL SURFACES BEFORE YOU STAR THE APU. AILERONS, RUDDER, ELEVATORS, FLAPS, SLATS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU START THE APU. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
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