EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EFIS ú
34-55-02
ú ú 01 Page 103 ú Nov 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
DME SYSTEM - ADJUSTMENT/TEST
____________________________
TASK 34-55-02-735-023
1. DME System Test_______________
A. General
(1)
This procedure has two tasks. One is an operational test; the other is a system test. The operational test is a fast check of the DME system by the system BITE. The system test first does the operational test. Then, it does a test of the DME's identification reception with external test eqiupment.
(2)
These tests of the DME system No. 1 or 2 use the applicable VHF NAV control panel and DME indications on the captain and first officer RDDMI and EHSI.
TASK 34-55-02-715-001
2. Operational Test - DME System No. 1 and 2_________________________________________
A. References
(1)
AMM 21-58-03/501, Equipment Cooling System
(2)
AMM 24-22-00/201, Manual Control (Apply Power)
(3)
AMM 34-22-00/201, Electronic Flight Instrument System (EFIS)
(4)
AMM 34-28-01/201, Inertial Reference System (IRS)
B. Procedure
S 865-002
(1) Supply electrical power (AMM 24-22-00/201).
S 865-201
CAUTION: MAKE SURE THE COOLING EQUIPMENT IS WORKING CORRECTLY BEFORE YOU
_______ TURN ON THE ELECTRONIC SYSTEMS OR DAMAGE TO EQUIPMENT MAY RESULT. EQUIPMENT COOLING SYSTEM MUST BE SET FOR NORMAL COOLING AS DESCRIBED IN AMM 21-58-03/501.
(2) Provide equipment cooling (AMM 21-58-03/501).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EFIS ú
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-025
(3) Make sure these circuit breakers on the P6 and P18 panel are closed:
(a)
Close these circuit breakers on P6-1:
~..................................................
| DME-2 | DAA NO. 2 FMC AC |
....................................................
| F/O RDDMI | DAA NO. 2 IRS AC |
....................................................
| INST XFMR-2 | DAA NO. 2 DC |
....................................................
| VHF NAV-2 VOR/ILS | IRS NO. 2 AC |
....................................................
| EFIS SYM GEN R | IRS NO. 2 DC |
....................................................
| EFIS CONT PANEL R | DAA FMC NO. 2 |
....................................................
| EHSI | |
2........................….........................1
(b)
Close the following circuit breakers on P6-2:
~..................................................
| INTERPHONE | AUTO FLT CONT SYS B |
....................................................
| CAPT BAT | FCC DC |
....................................................
| CAPT NO. 2 BUS | |
....................................................
| CAPT AUDIO | |
....................................................
| OBS' AUDIO | |
....................................................
| F/O's AUDIO | |
....................................................
| F/O's BAT | |
....................................................
| F/O NO. 2 BUS | |
2........................….........................1
(c)
Close the following circuit breakers on P18-1:
~..................................................
| | AUTO FLT CONT SYS A |
....................................................
| VHF NAV-1 VOR/ILS | FCC DC |
....................................................
| DME-1 | |
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