TM 11-6625-2709-40
2-8.
Troubleshooting
Chart
-
Continued
Probable trouble
Proper
for improper
Correction
Procedure
Step
indication
indication
c. Troubleshoot the con-
c. If 0.01 FREQ SELECT
11
trol unit as described
(MHz) lamp B does not
(Cont)
in TM 11-5826-226-34.
light, the kilohertz se-
lector in the control unit
is defective.
Troubleshoot the control
The kilohertz selector in
Set the megahertz
0.1 FREQ SELECT
unit as described in TM
the control unit is
and kilohertz se-
(MHz) lamps B and
11-5826-226-34.
defective.
lectors to 108.45.
D should light.
Same as step 12 above.
Same as step 12 above.
0.1 FREQ SELECT
Set the megahertz
and kilohertz se-
(MHz) lamps C and
lectors to 108.50.
D should light. 0.01
FREQ SELECT
(MHz) lamp B should
light. GS/LOC ON
lamp should light.
Same as step 12 above.
Same as step 12 above.
Set the megahertz
0.1 FREQ SELECT
and kilohertz se-
(MHz) lamps C and
lectors to 108.55.
D should light.
Same as step 12 above.
Same as step 12 above.
Set the megahertz
0.1 FREQ SELECT
(MHz) lamps C and
and kilohertz se-
lectors to 108.60.
E should light. 0.01
FREQ SELECT
(MHz) lamp B should
light.
Same as step 12 above.
Same as step 12 above.
16
0.1 FREQ SELECT
Set the megahertz
and kilohertz se-
(MHz) lamps C and
lectors to 108.65.
E should light.
Same as step 12 above.
17
Same as step 12 above.
Set the megahertz
0.1 FREQ SELECT (MHz)
and kilohertz se-
lamps D and E should
light. 0.01 FREQ
lectors to 108.70.
SELECT (MHz) lamp B
should light. GS/LOC
ON lamp should light.
18
Same as step 12 above.
Set the megahertz
0.1 FREQ SELECT (MHz)
Same as step 12 above.
lamps D and E should
and kilohertz se-
light. GS/LOC ON
lectors to 108.75.
lamp should light.
19
Same as step 12 above.
0.1 FREQ SELECT (MHz)
Set the megahertz
Same as step 12 above.
lamps A and D should
and kilohertz se-
light. 0.01 FREQ
lectors to 108.80.
SELECT (MHz) lamp B
should light.
Set the megahertz
Same as step 12 above.
Same as step 12 above.
20
0.1 FREQ SELECT
and kilohertz se-
(MHz) lamps A and
lectors to 108.85.
D should light.
21
Set the megahertz
Same as step 12 above.
0.1 FREQ SELECT
Same as step 12 above.
and kilohertz se-
(MHz) lamps A and
E should light. 0.01
lectors to 108.90.
FREQ SELECT
(MHz) lamp B should
light. GS/LOC ON
lamp should light.
2-19
Change 1
