S 725-749
(21) Do these steps to use the left CDU and the Central Maintenance Computer (CMC) to do a test of the spare engine message status (Ref 45-10-00/201):
(a) Push the IDENT key.
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(b)
Make sure the spare engine message shows ACTIVE> on the CDU.
(c)
Set the fifth engine carriage switch to the NORMAL VMO position.
(d)
Make sure the spare engine message does not show ACTIVE> on the CDU.
S 425-186
(22) Install a safety wire on the fifth engine carriage switch
(Ref 20-11-28/401).
L. Probe Heat Interface Test
S 865-328
(1) Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a) P6 Main Power Distribution Panel
1) 6B17, WINDOW HEAT 1R
2) 6B34, WINDOW HEAT 1L
3) 6E28, WINDOW HEAT PWR 2L & 3R
4) 6E29, WINDOW HEAT IND 2L & 3R
5) 6E30, WINDOW HEAT PWR 2R & 3L
6) 6E31, WINDOW HEAT IND 2R & 3L
S 865-329
(2) Do these steps to use the left CDU and the Central Maintenance Computer (CMC) to prepare for a test of the probe heat interfaces (Ref 45-10-00/201):
(a)
Push the MENU key.
(b)
Push the LSK that is adjacent to <CMC on the menu.
(c)
Push the LSK that is adjacent to <GROUND TESTS on the CMC MAIN MENU.
(d)
Push the LSK that is adjacent to <30 PROBE HEAT on the GROUND TESTS SYSTEMS menu.
S 485-214
(3) Connect an ARINC 429 bus reader to the L ADC front panel TEST ONLY connector.
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(4) S 865-810Set the ARINC 429 bus reader to these parameters:
Octal Label: SDI: Display: 2701 (Bit 10=0, Bit 9=1)Binary
(a) Make sure bits 14, 15, 16, 17, and 18 of label 270 are in the zero state.
(5) S 865-811Close the 6D30 PROBE HEAT PITOT L, 6D34 PROBE HEAT IND L, and 6D35 PROBE HEAT IND R circuit breakers on the P6 Main Power Distribution Panel.
(6) S 725-217Push the LSK that is adjacent to <PROBE HEAT L on the GROUND TESTS MENU. (a) Make sure bit 14 of label 270 is momentarily in the one state.
(7) S 865-314Open the 6D30 PROBE HEAT PITOT L circuit breaker on the P6 Main Power Distribution Panel.
(8) S 865-316Close the 6D33 PROBE HEAT AUX PITOT R circuit breaker on the P6 Main Power Distribution Panel.
(9) S 725-220Push the LSK that is adjacent to <PROBE HEAT R on the GROUND TESTS MENU. (a) Make sure bit 15 of label 270 is momentarily in the one state.
S 865-E07
(10) Open the 6D33 PROBE HEAT AUX PITOT R circuit breaker on the P6 Main Power Distribution Panel.
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S 865-225
(11)
Close the 6C33 AOA HEAT L circuit breaker on the P6 Main Power Distribution Panel.
