TM 9-4910-663-34
(4)
Disconnect the ohmmeter.
u.
Voltage Adjust Circuit.
(1)
Check to see that circuit breaker switch (CB1) is set to the OFF position.
(2)
Connect an ohmmeter between pins B and D of BAT connector (J6, fig 2-4).
(3)
Check to see that the ohmmeter indication varies from 0 to 100 +10 ohms when VOLTAGE ADJ control
(R37, fig 2-5) is rotated over its entire range.
(4)
Disconnect the ohmmeter.
5-3. INSTRUMENT CALIBRATION. After final testing has been completed successfully, calibrate the front panel
instruments of the test stand. Refer to paragraph 1-3 for references to the applicable calibration procedures.
5-4. MECHANICAL INSPECTION
a.
Set circuit breaker switch (CB1) to the OFF position.
b.
Inspect all instruments for cracked glass.
c.
Inspect switches for ease of operation.
d.
Check that all knobs are securely fastened and are not cracked.
e.
Check rheostats for ease of operation.
f.
Inspect binding posts for stripped threads.
g.
Inspect the test stand for dented panels that may interfere with operation.
h.
Inspect the test stand for accumulations of dust or other foreign particles, chipping or flaking of paint, and rust.
i.
Inspect all mechanical accessories for indications of rust.
j.
Inspect all cable harnesses for fraying of cables, loose terminations, and for damaged connectors.
k.
Inspect all pulley belts for fraying or cracks.
l.
Check to see that the varidrive is properly lubricated.
5-17/(5-18 blank)
