Table 401/76-11-10-993-801-F00
CIRCUIT SETTINGS
Connector
(Switch) Connector Pin Numbers
Circuit Condition
(Switch Settings)
D11286P (S88) 11 and 12 More than 1 megohm
D11286P (S88) 11 and 13 Less than 1 ohm
D11286P (S1024) 15 and 5 More than 1 megohm
D11286P (S1024) 15 and 4 Less than 1 ohm
D11286P (S1026) 9 and 8 More than 1 megohm
D11286P (S1026) 9 and 7 Less than 1 ohm
D11288P (S89) 11 and 12 More than 1 megohm
D11288P (S89) 11 and 13 Less than 1 ohm
D11288P (S1025) 15 and 5 More than 1 megohm
D11288P (S1025) 15 and 4 Less than 1 ohm
D11288P (S595) 9 and 8 More than 1 megohm
D11288P (S595) 9 and 7 Less than 1 ohm
(c) Set the engine 1 start lever to the IDLE position.
(d) Do a check of the circuit values of the start brake assembly at the IDLE position.
1) Use a digital/analog multimeter, COM-1793 to measure the circuit values
(Table 402).
Table 402/76-11-10-993-802-F00
CIRCUIT SETTINGS
Connector
(Switch) Connector Pin Numbers
Circuit Condition
(Switch Settings)
D11286P (S88) 11 and 12 Less than 1 ohm
D11286P (S88) 11 and 13 More than 1 megohm
D11286P (S1024) 15 and 5 Less than 1 ohm
D11286P (S1024) 15 and 4 More than 1 megohm
D11286P (S1026) 9 and 8 Less than 1 ohm
D11286P (S1026) 9 and 7 More than 1 megohm
D11288P (S89) 11 and 12 Less than 1 ohm
D11288P (S89) 11 and 13 More than 1 megohm
D11288P (S1025) 15 and 5 Less than 1 ohm
D11288P (S1025) 15 and 4 More than 1 megohm
D11288P (S595) 9 and 8 Less than 1 ohm
D11288P (S595) 9 and 7 More than 1 megohm
(e) If you find that the measured circuits are as shown, do the electrical connector installation
steps.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
CFM56 ENGINES (CFM56-7)
76-11-10
Page 413
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
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