Figure 4-36. Balancer Installation - CH-34 Helicopter Tail Rotor Counterweight Assembly

TM 55-4920-201-14

1. Adapter plate assembly

(2238, 7HEL051 kit)

2. Spacer (2246, 7HEL051

kit)

3. Tail rotor counterweight

assembly

4. Bushing (2242, 7HEL051

kit)

5. Bushing setscrew

6. Balancing arbor (2259,

7A050 kit)

7. Arbor scale

8. Adapter plate clevis Block

9. Spacer (2201, 2203, and

2204. 7A050 kit)

Figure 4-36. Balancer Installation - CH-34 Helicopter Tail Rotor Counterweight

Assembly.

position blades so that heads of blade attaching

4-61. CH-34 Tail Rotor Hub and Blade Assembly

bolts fall inside clearance cutouts in blade support

Balance Check. (See figure 4-37).

blocks (2).

a. Center adapter plate assembly (1), with

plate hub projection upward, on stand table

c. Install bushing (4), with small diameter

downward, on balancing arbor (6) so that top

surface of bushing aligns with 11-inch position on

b. Place recessed side of tail rotor hub and

arbor scale (7). Secure bushing in this position by

blade assembly (3, figure 4-37) over plate assembly

hub, with rotor hub grease fittings downward, and

4-58