Section III. FUNCTIONAL OPERATION OF MECHANICAL ASSEMBLIES

TO 31R2-2GRC171-2

TM 11-5820-815-14

NAVELEX 0967-LP-544-5010

SECTION III

FUNCTIONAL OPERATION OF MECHANICAL ASSEMBLIES

4-310. GENERAL.

potentiometer R20 through speed-reduction gears

4-311. This section contains a functional description of

(figure 4-10). Gear MP1 on the motor drives the

the mechanical tuning assembly of rf filter module A7.

outer gear of MP2. The inner gear of MP2 rotates

Refer to section II of this chapter for detailed description

the outer gear of MP3. Gear MP3 rotates a shaft

of the electronic circuits controlling and utilizing this

that positions the position feedback control R20. The

mechanical assembly.

inner gear of MP3 rotates gear MP4. Gear MP4

rotates the shaft connected to the rotor assembly of

4-312. RF FILTER TUNING DRIVE ASSEMBLY.

the rf filter.

4-313. Motor B1 is a dc motor that adjusts the rotor

assembly of the rf filter and the position feedback

Figure 4-10. RF Filter Tuning Drive Assembly, Mechanical Diagram

4-53/(4-54 blank)