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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
b.
Electrical equipment channels
b. Replace electrical equipment chassis
2A14A10 defective
2A14A10 (para 3-49).
17. Meter indication for FREQ
a.
Meter calibration required
a.  Turn meter selector switch on
MIXER CURRENT 1 meter
meter panel assembly 2A15A2
selector switch position not
to LOCAL OSC POWER If this
in yellow hand.
meter indication is not in yellow
band, proceed to step b below. If
meter indication is in yellow
band, perform the R-1407/GRC-
144 local oscillator metering
circuits calibration procedure
(para-65).
b.
Same as item No. 16 in this chart
b.  Turn meter selector switch on meter
panel assembly 2A15A2 to
SYNTH. If this meter Indication
is not in yellow band, perform the
corrective action given for item
No. 16 in this chart.
c.
Defective wiring in plate assembly.
c.  Perform the plate assembly 2A16
2A16.
checks (para 3-16c, sections 2
and 3).
d.
Coaxial cable 2A15W3 defective
d.  Check coaxial cable 2A15W3
(fig. 82) by substitution
e.
Bandpass filter 2FL21 defective
a.  Check bandpass filter 2FL21
(fig. 3-16) by substitution.
f.
Electrical equipment chassis
f.  Replace electrical equipment chase
2A14A10 defective
2A14A10 (para 3-49).
18 Meter indication for FREQ
a.
Meter calibration required
a.  Turn meter selector switch on
MIXER CURRENT 2
meter panel assembly 2A15A2
meter selector switch position
to LOCAL OSC POWER. If this
not in yellow band.
meter Indication is not in yellow
band, proceed to b below. If
meter indication is In yellow
bend, perform the R-1467/GRC-
144 local oscillator metering
circuit calibration procedure
b.
Same as item No. 16 in this chart
b.  Turn meter selector &witch on
meter panel assembly 2A15A2 to
SYNTH. If this meter indication
not in the yellow bend, perform
the corrective action given for
item No. 16 in this chart
c.
Defective wiring in plate assembly
c.  Perform the plate assembly 2A16
2A16
checks (para 3-16c, section 5).
d.
Same as item No. 17 in this chart
d.  Perform the corrective action given
in steps c through f of item No.
17 in this chart.
19 Meter indication for MULT
a.
Meter calibration required
a.
Turn meter selector switch to
OSC meter selector switch
LOCAL OSC POWER If this
position not in black band.
meter indication is not in the
yellow band, proceed to step 6
below. If this meter indication is
in yellow band, perform the R-
1467/GRC-144 local oscillator
metering circuits calibration
procedure (para 3-65).
b.
Defective wiring in plate assembly
b.
Perform the para assembly 2A16
2A16
checks (para 3-16c, section 5).
3-22


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