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Page Title:
R-1467(P)/GRC-144(V) and R-1467(P)A/-GRC-144(V) Troubleshooting Chart-continued |
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|  TM 11-5820-695-35
Item No.
Symptom
Probable trouble
Corrective actions
e.
Vane axial fan 2A15B1 defective
e.
Remove vane axial fan 2A15B1
352 B/U to check its resistance
as follows: T1 to T4 should be
500 100 ohms, and T1 to T5
should be 800 100 ohms.
f.
Capacitor 2A15C1 defective
f.
Check capacitor 2A15C1 (para
2) by substitution.
g.
Power transformer 2A15A4T1
g.
Replace power transformer
defective.
2A15A4T1 (par 3a-4).
2
TDA 1 AMP SLO-BLO fuse
a.
Defective wiring in primary power
a.
Perform the R-1467/GRC-144
blows when replaced.
distribution circuits.
primary power distribution
checks (para-1c, section 2).
b.
Tunnel diode amplifier 2A2
b.
Replace tunner diode amplifier
defective.
2A2 (TM 11-5820-695-12).
3
All indicators on meter panel
a.
POWER 5 AMP SLO-BLO fuse
a.
Check POWER 5 AMP SLO-BLO
assembly 2A15A2 not
2A16A2F1 defective.
neon fuse indicator on meter
lighted.
panel assembly 2A15A2. If
lighted, refer to item No. 1 in
this chart.
b.
Same as item No. 9 in this chart
b.
Check indicators on power supply
2A1. If any indicator not lighted,
refer to item No. 9 in this chart.
Change 6 3-19
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