ILF 301, 304, 308, 310, 314, 315, 317-319, 323, 401, 402, 405, 406, 409, 410, 412, 416, 424, 425,
427-429, 451, 452, 501-504, 507-510, 512-516, 518-520, 523-528, 530-533, 536, 541, 542, 552, 571,
572, 703, 707, 708; AIRPLANES WITH ONE LANDYARD ON EACH SIDE OF THE BRACKET
(b) Install the bolt [23], washer [24], washer [21], nut [19], that hold the lanyards to the IDG
bracket.
ILF 101, 151, 156-199, 331-399, 491-500, 535, 537, 553-557, 559-564, 567-569, 573-577, 581, 583, 585,
588-590, 592-599, 601-603, 606, 607, 610-615, 620, 625-627, 671, 672, 686, 691-699, 709, 710,
803-813, 821, 822, 831-838, 841, 842, 851, 852, 854-858, 861-863, 871-874, 947, 948, 968-973,
980-999; AIRPLANES WITH THE TWO LANYARDS TO THE SAME SIDE OF THE BRACKET
(c) Install the bolt [20], washer [25], washer [26], washer [21] and nut [19], that hold the
lanyards to the IDG bracket.
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(d) Make sure that there is a clearance of 0.03 in. (0.08 cm) - 0.13 in. (0.33 cm) between the
lanyard and IDG fastener.
(e) Install the bolt [18] and nut [19] that hold the lanyard to the bracket on the gearbox.
1) Make sure that the lanyard is aligned with the bracket and is between the
disconnect reset ring and the index mark (See Figure 401).
(f) Tighten the nuts to 125 ±25 in-lb (14 ±3 N·m).
SUBTASK 24-11-11-420-006
(8) Connect the electrical connector [4], DP1205, and the electrical connector [13], DP1206, to the
IDG [10].
NOTE: For the specific steps to connect, clean and remove protection to the electrical
connectors, refer to General Precautions during the Removal and Installation of
Engine Components, TASK 70-10-02-910-801-F00.
SUBTASK 24-11-11-610-002
CAUTION
MAKE SURE THE PLUG IS SECURED WITH LOCKWIRE BEFORE FILLING
THE OIL. IT CAN CAUSE OIL LEAKAGE.
(9) Do this task: IDG Servicing (Oil Fill), TASK 12-13-21-600-801.
SUBTASK 24-11-11-860-009
(10) Remove the safety tags and close these circuit breakers:
F/O Electrical System Panel, P6-4
Row Col Number Name
F 10 C01283 GENERATOR CONT UNIT 1
F 11 C01284 GENERATOR CONT UNIT 2
I. IDG Installation Test
SUBTASK 24-11-11-790-001
(1) Do the test listed in the Power Plant Test Reference Table, TASK 71-00-00-800-811-F00.
SUBTASK 24-11-11-710-005
(2) If the Number 1 IDG was replaced, do this task: Number 1 IDG - Operational Test,
TASK 24-11-00-700-802.
SUBTASK 24-11-11-710-006
(3) If the Number 2 IDG was replaced, do this task: Operational Test For Number 2 IDG,
TASK 24-11-00-700-803.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
24-11-11
Page 416
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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