TM 55-1730-229-12
AG 320A0-OMM-000
TO 35C2-3-473-1
TM 1730-12/1
Table 4-2.
Organizational Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
(continued)
85.
e.
Connect one test wire between pin S of J9 and positive termi-
nal of slave receptacle. Connect other test wire between pin
L of J9 and negative terminal of slave receptacle.
Connect battery and do tests indicated in table 4-8 for relay
f.
in activated state.
Disconnect battery.
g.
Disconnect test wires.
h.
i.
If all indications in table 4-8 were normal, relay is good.
Unless power diodes are to be checked (step 21, reconnect
harness connectors P9 and P18 to tray connectors J9 and J18.
If voltage was not present at pin J9-N (relay activated), do
j.
step 2. If any other indication in table 4-8 was not normal,
continue with step k below.
k.
Remove relay 3K3 from socket (paragraph 4-36.b). Check for
continuity between the points listed below (see FO-1). If no
continuity, replace indicated wire. If all continuity checks
good, replace relay 3K3 with new relay.
If no continuity,
Check continuity
replace wire no.
From
To
P33E18
J9-R
3K3
socket
C3
P30B18
J9-S
3K3
socket
C1
P49B20N
J9-L
3K3
socket
X2
P35B18
J9-N
3K3
socket
B2
P34B20
J9-P
3K3
socket
A2
J9-M
C1B20
3K3
socket
C2
J18-E
3K3
socket
D2
P33J20
P30E20
3K3 socket X1
3K3
socket
A1
P30D20
3K3
socket
A1
3CR7 terminal
lug (top)
P30C20
3CR7 terminal
3K3 socket C1
lug (top)
3K3 socket D3
3K3 socket A3
P33H20
P33G20
3K3 socket B3
3K3 socket A3
P33F20
3K3 socket B3
3K3 socket C3
4-117
