TM 5-3805-281-24-1
Sub-System Diagnostics
YES: Relay is OK.
ALTERNATOR SHUT
1--24 Volt Terminal
DOWN RELAY (K1)
2--Ground Terminal
CHECK
3--Relay Common
NO: Relay has failed.
4--Relay Normally Closed
Replace.
5--Relay Normal Open
Disconnect harness from relay.
Connect 24 volts to relay terminal 1 and ground terminal
T7447BG
1914JAN91
2.
Does relay click?
Connect ohmmeter to terminals 3 and 5.
Does ohmmeter read continuity?
9015
15
14
1/1
4-82