TM 11-6720-242-35
Figure 4-13. Aec alinement and calibration tests.
Slit width
Dc
(1) Remove one screw (27) and two screws
(in.)
voltage
(28) securing the assembled motor, gears, and the
tachometer-generator (26).
0.100 0.004
6.00 0.05
(2) Tag and disconnect the four wires
0.050 0.002
5.40 0.04
connected to terminal board TB1 (139).
4-29. Removal and Replacement of Sensitive (Puck)
Switch Actuator Adapter
(1) Remove two screws (2) securing the
mounting support (1) to the mounting plate (12).
(fig. 3-4 (2))
Disengage the mounting support (1) from the two pins
a. Removal.
(23) in the mounting plate (12).
(2) Withdraw the gear assembly (5) from the
(1) Remove the two screws (40) securing the switch
mounting support (1) with care.
bracket (39) and the cable clamp (42).
(3) Tag and unsolder the two wires from the
(2) Remove the screw (46) securing the sensitive switch
diode (17) and remove the diode.
actuator (45) to the bracket (39).
(4) Remove the shaft clamp (11) securing the
b. Replacement. Secure the sensitive switch actuator
gear (10) to the shaft of the tachometer generator (14).
(45) to the bracket (39) with the screw (46) and perform
(5) Remove the three screws (15) securing
the alinement procedures described in paragraph 3-11.
the tachometer-generator (14) to the mounting plate
(12).
4-30. Removal and Disassembly of the Assembled
(6) Remove the three screws (13) securing
Scan Motor, Gears, and Tachometer-Generator
the scan motor (16) to the mounting plate (12).
(fig. 3-4 (2))
(7) Remove the pin (9) securing the gear
cluster (8) to the shaft of the scan motor (16). 19
a. Removal.
4-19
