TM 11-6625-3025-14/ET426-AA-MMA-010/E154 VII210/T.O. 33A1-8-902-1-1
a.
Removal. Remove potentiometer as follows:
(1) Remove the front panel described in paragraph 6-10a.
(2) Loosen two set screws on potentiometer knob and remove knob.
(3) Tag, unsolder and remove wires to potentiometer terminals.
(4) Remove nut securing potentiometer to front panel and remove potentiometer.
b.
Replacement. Replace potentiometer as follows:
(1) Insert potentiometer through hole in front panel and secure with nut.
(2) Solder tagged wires to potentiometer terminal.
(3) Secure front panel to frame described in paragraph 6-10b
6-14. Test Points Removal and Replacement. Perform the following procedure to remove and replace any test point
TP-1 through TP-5 (see figures 6-1 and FO-20).
a.
Removal. Remove test point as follows:
(1) Remove the front panel described in paragraph 6-10a.
(2) Unsolder leads to test point and remove nut. Remove test point.
b.
Replacement. Replace test point as follows:
(1) Insert test point through hole in front panel and secure with nut.
(2) Solder wires to test point.
(3) Secure front panel to frame described in paragraph 6-10b.
6-15. Power Switch Removal and Replacement. Perform the following procedure to remove and replace power
switch (see figures 6-1 and FO-20).
a.
Removal. Remove power switch as follows:
(1) Remove the top cover by removing eight screws.
(2) Remove nut securing switch to cabinet and remove switch.
(3) Tag, unsolder, and remove connecting wires to switch.
b.
Replacement. Replace power switch as follows:
(1) Solder tagged wires to switch terminals.
6-10
