1)  Make sure that a fault code is shown on the engine OIL QTY display counters during the BITE sequence.

 (c)  
If a BITE test is satisfactory:

 1)  Make sure that you see these indications on the Secondary Display: a) The TAT display shows -88. b) Each of the engine and hydraulic oil quantity displays
 shows 188. c) All seven segments of each character in all of the
 digital counters come on. d) All pointer set to zero and then go to full scale. e) Each parameter then changes from the maximum to the
 values that are shown below:
 PARAMETER_________ VALUE TAT 50 °C OIL PRESS 13 psi OIL TEMP 165 °C OIL QTY 50 % FULL VIB 2 units HYD PRESS 3500 psi HYD QTY 50 % FULL
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EIS ú

 31-42-02
 ú ú 02 Page 403 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (d)  
Release the BITE switch.

 (e)  
Make sure the displays change to their initial conditions before the BITE test.

 S 864-017
 (6)  Remove electrical power if it is not necessary (AMM 24-22-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EIS ú

 31-42-02
 ú ú 02 Page 404 ú Nov 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.