2) CPS FREQ = BLANK.
NOTE: When the AC voltage goes below approximately 12 VAC, the CPS FREQ
will become blank.
(c) Start the No. 1 engine. To start it, do this task: Start the Engine Procedure (Selection),
TASK 71-00-00-800-807-F00.
CAUTION
THE DRIVE LIGHT ON THE P5 PANEL MUST GO OFF AFTER THE
ENGINE GETS UP TO IDLE SPEED. THE DRIVE LIGHT MUST NOT GO
OFF OR COME ON WHEN THE ENGINE IS AT OR ABOVE IDLE SPEED.
IF THE LIGHT IS ON, YOU MUST PUSH THE DISCONNECT SWITCH ON
THE P5 PANEL. FAILURE TO PUSH THE DISCONNECT SWITCH CAN
CAUSE DAMAGE TO THE IDG.
(d) Make sure that the number 1 DRIVE light on the P5 overhead panel goes off after
number 1 engine reaches idle speed.
(e) Set the GEN 1 switch on the P5 overhead panel to the ON position.
(f) Make sure that the 1 GEN OFF BUS light on the P5 overhead panel goes off.
(g) Make sure that the AC meter on the P5 overhead panel shows these values:
1) AC VOLTS = 110 - 120
2) CPS FREQ = 395 - 405.
(h) Set the GRD PWR switch on the P5 overhead panel to the OFF position.
(i) Make sure that both TRANSFER BUS OFF lights on the P5 overhead panel stay off.
F. The Load Test
SUBTASK 24-11-00-710-003
(1) Do the Load Test as follows:
(a) Make sure that these circuit breakers are closed:
CAPT Electrical System Panel, P18-3
Row Col Number Name
ILF 101, 151, 156-199, 301, 304, 308, 310, 314, 315, 317-319, 323, 331-399, 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, 559-564, 567-569, 571-577, 581, 583, 585, 588-590,
592-599, 601-603, 606, 610-615, 620, 671, 672, 686, 691-699, 703, 707-710, 803-813, 821, 822,
831-833, 836, 837, 841, 842, 851, 852, 854-858, 861-863, 871-874, 947, 948, 968-973, 980-999
B 14 C00274 EXTERIOR LIGHTING LANDING RIGHT RETR
B 15 C00271 EXTERIOR LIGHTING LANDING LEFT FIXED
C 14 C00272 EXTERIOR LIGHTING LANDING RIGHT FIXED
C 15 C00273 EXTERIOR LIGHTING LANDING LEFT RETR
Power Distribution Panel Number 1, P91
Row Col Number Name
ILF ALL
C 8 C00768 ELEC HYD PUMP CONTROL SYS B
ILF 496-500, 560-564, 567-569, 581, 583, 585, 588-590, 592-599, 601-603, 606, 607, 610-615,
620, 625-627, 671, 672, 691-699, 833-835, 838, 948, 968-973, 980-999
D 1 C00827 FUEL BOOST PUMP TANK 1 FWD
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
24-11-00
Page 502
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF ALL
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