Repair Overspeed Assembly. (FIGURE 3-24)

TM 55-1905-223-24-4

3-13. Repair Overspeed Assembly. (FIGURE 3-24)

This task covers:

a. Disassembly,

b. Repair,

c. Assembly.

INITIAL SETUP

Tools

Equipment Condition

Tool kit, electrician's,

Power disconnected tagged "Out of

Service" (TM 55-1905-223-10).

Control housing assembly removed

Overspeed assembly removed (para. 2-17).

Materials/Parts

Point assembly P/N 150-0723

Pressure switch P/N 150-0716

Warning tags, Item 21, Appendix ,C

DISASSEMBLY

a. Remove capscrews (2) and cover (3) from overspeed assembly (1).

b. Remove hex nut (6), lock washer (5), and insulating nut (7).

Remove point assembly (8).

d. Remove pressure switch (4).

e. Remove lock washer (9).

REPAIR

Repair at this level of maintenance is by replacement of: Point assembly (8) and pressure switch (4).

ASSEMBLY

a. Install pressure switch (4) and lock washer (9) in overspeed assembly (1).

b. Install point assembly (8) and secure with insulating nut (7), lock washer (5), and hex nut (6).

Secure cover (3) to overspeed assembly (1) with capscrews (2).

3-27