TACHOMETER REPLACEMENT

TM 9-2320-366-20-3

7-21. TACHOMETER REPLACEMENT

This task covers:

a. Removal

c. Follow-On Maintenance

b. Installation

INITIAL SETUP

Equipment Conditions

Materials/Parts

Batteries disconnected (para 7-57).

Nut, Self-Locking (2) (Item 133, Appendix G)

Tools and Special Tools

Tool Kit, Genl Mech (Item 46, Appendix C)

Wrench, Torque, 0-75 lb-in. (Item 90, Appendix B)

a. Removal.

(1) Remove six screws (1) and auxiliary panel (2) from

auxiliary panel housing (3).

(2) Lift auxiliary panel (2) outward to gain access.

(3) Disconnect connector clamp (4) from tachometer

connector (5).

(4) Disconnect connector P901 (6) from tachometer

connector (5).

(5) Remove two protective caps (7), self-locking nuts (8),

and retaining ring (9) from tachometer (10). Discard self-

locking nuts.

(6) Remove tachometer (10) from auxiliary panel (2).