Remove - TM-5-5420-279-230391

TM 5-5420-279-23

Remove

(1)

Remove the four screws (1) and lock washers (2) securing the clamp blocks (3).

(2)

Remove the clamp blocks (3).

(3)

Lift the roller (4) clear of the launch frame.

(4)

Remove the retaining rings (5 and 6) from both ends of the shaft (14).

(5)

Remove the seal retainer (7), seal (8), spacer (9) from both ends of the shaft (14).

(6)

Remove the bearing, washer and seal (10 through 12) from both ends of the shaft (14).

(7)

Remove the spacer sleeve (13) and shaft (14) from the roller (4).

(8)

Examine all components for damage and corrosion.

(9)

Check the roller for wear and damage.

(10)

Check the bearings for wear, damage and corrosion.

(11)

Examine bolts (1) for damage to heads and threads.

(12)

Replace components as required.

Install

(1)

Fit the spacer sleeve (13) to the shaft (14).

(2)

Fit the spacer sleeve (13) and shaft (14) to the roller (4).

NOTE

Install one bearing at a time. Ensure that the bearing, washer and seal (10 through 12) are

fitted against the sleeve (13).

(3)

Fit the bearing, washer and seal (10 through 12) to the shaft (14).

(4)

Fit the spacer (9) seal retainer (7) seal (8) to the shaft (14).

(5)

Fit the retaining rings (5 and 6) to the shaft (14).

(6)

Locate the roller assembly (4) on its mounting blocks and place the clamp blocks (3) in

position.

(7)

Apply thread locking compound to the four screws (1).

(8)

Secure the clamp blocks (3) with lock washers (2) and four screws (1).

Follow on tasks

(1)

Lubricate bearings through grease fittings (15). Remove any excess grease.

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