SUBTASK 30-41-41-710-002
(9) Select the OVERHEAT position on the POWER AND OVERHEAT TEST switch, S7.
ILF 101, 151, 156-199, 401, 402, 405, 406, 409, 410, 412, 416, 424, 425, 427-429, 451, 452, 491-504,
507-510, 512-516, 518-520, 523-528, 530-533, 535-537, 541, 542, 552-557, 559, 560, 562-564, 567-569,
571-577, 581, 583, 585, 588-590, 592-599, 601-603, 606, 607, 610-615, 620, 625-627, 671, 672, 686,
691-699, 703, 707-710, 803-813, 821, 822, 831-838, 841, 842, 851, 852, 854-858, 861-863, 871-874,
947, 948, 971
(a) Make sure the OVERHEAT lights come on.
ILF 301, 304, 308, 310, 314, 315, 317-319, 323, 331-399, 561, 968-970, 972, 973, 980-999
(b) Make sure the window heat OFF lights go off.
ILF ALL
SUBTASK 30-41-41-860-005
(10) Set the WINDOW HEAT and POWER AND OVERHEAT TEST switches to the off position.
SUBTASK 30-41-41-710-004
(11) Do this task: Pitot Probe, AOA Sensor, and TAT Probe Heater - System Test,
TASK 30-31-00-730-801.
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
30-41-41
Page 408
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF ALL
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