S 862-016
(2)
Supply electrical power, if it is necessary (AMM 24-22-00/201).
S 032-017
(3)
Remove the protective cover from the EIS test connector (D10146).
NOTE: The EIS test connector (D10146) is located on a stanchion of
____
E2 rack, in the E/E compartment.
S 482-018
(4) Connect the ARINC 429 bus reader to pins 1 (hi) and 2 (lo) of the EIS test connector, D10146.
D. Retrieve Engine Exceedances
S 972-023
(1) Apply a ground to pin 3 of the EIS test connector, D10146.
NOTE: Approximately 20 seconds after the ground is applied to
____ pin 3, the data is available at pins 1 and 2 of D10146. The output format of all exceedance/abnormal start condition data is given in Table A.
E. Erase Engine Exceedances
S 072-024
CAUTION: YOU MUST RETRIEVE THE EXCEEDANCE DATA FIRST BEFORE YOU CLEAR
_______
THE EXCEEDANCE DATA.
(1) Apply a ground to pin 4 of the EIS test connector, D10146.
NOTE: This will reset the exceedance memory in the EIS Primary
____
Display to zero.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EIS ú
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
F. Put The Airplane To Its Usual Condition S 082-013
(1)
Remove the ARINC 429 bus reader from EIS test connector.
S 432-011
(2)
Install the protective cover on the EIS test connector (D10146). S 862-012
(3)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EIS ú
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ú ú 02 Page 204 ú Jul 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
Table A: Engine Parameters Digital Output
~..................................................................... | | | |SIGNI-| | SDI | SSM | |PARAMETER|OCTAL| RANGE |FICANT|RESOLUTION......................... | |LABEL| | BITS |(APPROX.) | 10 | 9 | 31 | 30 | 29 | .......................................................................
| N1 (L) | 346 | 256% | 13 | 0.03% | 0 | 1 | 1 | 1 | 0 |
| N1 (R) | 346 | 256% | 13 | 0.03% | 1 | 0 | 1 | 1 | 0 |
| N2 (L) | 344 | 256% | 13 | 0.03% | 0 | 1 | 1 | 1 | 0 |
| N2 (R) | 344 | 256% | 13 | 0.03% | 1 | 0 | 1 | 1 | 0 |
| EGT (L) | 345 | 2048 °C | 12 | 0.5 °C | 0 | 1 | 1 | 1 | 0 |
| EGT (R) | 345 | 2048 °C | 12 | 0.5 °C | 1 | 0 | 1 | 1 | 0 |
| FF (L) | 347 | 32768 PPH | 12 | 8 PPH | 0 | 1 | 1 | 1 | 0 |
| FF (R) | 347 | 32768 PPH | 12 | 8 PPH | 1 | 0 | 1 | 1 | 0 |
2.........….....…...........…......…..........…....…...…....…....…....1
Exceedance and Abnormal Start Mode
__________________________________
Bit 15 set to 1 (binary) Exceedance read-out
Bit 14 set to 1 (binary) Exceedance start
Bit 13 set to 1 (binary) Exceedance stop
Bit 12 Air/Ground Exceedance/Abnormal Start
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