34-53-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 215-057
(8) Make sure the event that follow occurs:
(a)
Binary code lines (A1 thru C4) between the transponder and the altitude source are not open or shorted to ground.
(b)
Applicable altimeter is within tolerance (Ref 34-12-00).
(c)
At each test altitude, the difference in altitude between the test set and altimeter is not more than |125 feet.
NOTE: A test altitude above 30,800 feet is necessary for
____ the check of D4 pulse.
The altimeter can be adjusted to set the 125 ft tolerance only if the ATC test set continues to show the designated altitude.
S 865-058
(9)
Do the altitude reporting test on the other ATC system.
S 865-059
(10)
Set the transponder select switch on the ATC control panel to STBY.
S 865-060
(11)
Open these circuit breakers.
(a)
P6 Load Control Center - Right
1) ATC 2
2) DADC RIGHT
3) ALTM FIRST OFFICER
(b)
P18 Load Control Center - Left
1) ATC 1
2) DADC RIGHT
3) ALTM FIRST OFFICER
S 865-061
(12) Remove external electrical power if it is not necessary (Ref 24-22-00/201).
TASK 34-53-00-735-124
5. System Test - ATC System - Using Instrument Flight Research ATC - 600A______________________________________________________________________
A. General
(1) The system test is a more complete check of the ATC system. The system test first does the ATC Operational Test. Then it uses a ramp test set to examine the left and the right ATC system.
B. Standard Tools and Equipment
(1)
Transponder/DME Ramp Test Set, IFR Model ATC-600A
(2)
Air Data Test set, Castleberry AT700-2, Castleberry Instr & Avionics, Austin, TX; or equivalent.
C. References
(1) AIRPLANES WITH EFIS;
AMM 34-11-01/501, Pitot Static System
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITHOUT MODE S ú
34-53-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(2)
AIRPLANES WITHOUT EFIS;
AMM 34-11-00/501, Pitot Static System
(3)
AIRPLANES WITHOUT EFIS;
AMM 34-12-00/501, Air Data Computer System
(4)
AIRPLANES WITH EFIS;
AMM 34-12-01/501, Air Data Computer System
(5)
24-22-00/201, Manual Control
D. Access
(1)
Location Zones
101/102 Flight Compartment
205 Electronic Compartment
(2)
Access Panel
1201 Electronics Equipment Access Door
E. Prepare for the System Test
NOTE: The test set is a source of interference for radio and L-band
____ radar equipment. Turn the test set off as soon as the test is completed or when other near by airplane do radio checks.
S 865-125
(1) Put the remote test set antenna approximately 21 inches from ATC antenna for the system under test.
NOTE: Test set antenna should be approximately the same height as
____
the airplane antenna.
S 865-137
CAUTION: DO NOT PUT REMOTE TEST SET ANTENNA CLOSER THAN 15 INCHES TO
_______ THE AIRPLANE ANTENNA WITH TEST SET "ON". DAMAGE TO THE TEST SET WILL OCCUR.
(2)
Connect the coaxial cable from remote test set antenna to test set.
S 865-127
(3)
Set the controls on test set as follows:
PWR Switch OFF Mode Switch A/C Code SLS Switch Center Position Framing Control 0 INTERR Control 0 XPDR SIG Control FULLY CCW XMTR FREQ Control 0
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITHOUT MODE S ú
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