TM 11-5841-287-30
Figure 3-7. Power supply adjustments and test point locations.
(5) Connect the DVM between terminals 3
-12 volt supply short-circuits.
and 4 (gnd) on power supply 2PS3
(12) Set the data link control POWER
(6) Set the data link control POWER
switch to OFF and adjust 2U4 ADJ potentiometer
switch to STBY
clockwise three and one half turns Overvoltage protector
(7) Slowly adjust overvoltage protector
2U4 is now set to trip at - 14.7 volts
2U3 ADJ potentiometer counterclockwise (ccw) until the
(13) Turn off all equipment power and
+ 12 volt supply short-circuits
disconnect test setup
(8) Set the data link control POWER
switch to OFF and adjust 2U3 ADJ potentiometer
3-22.
Cleaning
clockwise three and one half turns Overvoltage protector
WARNING
2U3 is now set to trip at + 14 7 volts.
Adequate ventilation should be provided
(9) Connect the DVM between terminals 5
while using TRICHLOROTRIFLUORO-
and 4 (gnd) on power supply 2PS3
ETHANE. Prolonged breathing of vapor
(10) Set the data link control POWER
should be avoided The solvent should
switch to STBY
not be used near heat or open flame, the
(11) Slowly adjust overvoltage protector
products of
2U4 ADJ potentiometer counterclockwise (ccw) until the
3-30
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