TM 1-1520-238-T-7
11–256
11–37. ASE PANEL PITCH SWITCH – DOES NOT STAY ON
11–37
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairer’s
Multimeter, Digital
AN/PSM-45
Personnel Required:
68X
Armament/Electrical Systems Repairer
One person to assist
References:
TM 1-1520-238-23
WARNING
Turn off power before detaching or
attaching wires and connectors. High
current 28 VDC or 115 VAC is present.
Failure to do so could result in death
or serious injury.
To prevent the possibility of shorting,
use extreme care when checking
voltage at mass termination
connectors. Failure to do so could
result in damage to equipment or
possible injury to personnel.
1. Check for 28 VDC at P170–B10.
Is voltage present?
YES
Replace pilot ASE panel
(TM 1-1520-238-23).
NO
Go to step 2.
2. Check for open between P170–B10 and
P683–119.
Does open exist?
YES
Repair open wire.
Go to paragraph 11–23.
NO
(ACA) Replace DASEC
(TM 1-1520-238-23).
(ACB) Go to step 3.
3. (ACB) Attach P683. Detach filter adapter A706.
Check for open between A706–119 and
P170–B10.
Does open exist?
YES
Replace filter adapter
(TM 1-1520-238-23).
NO
Replace DASEC
(TM 1-1520-238-23).
END OF TASK
