CHAIN SAW CHAIN TENSION ADJUSTMENT (Cont)

TM 5-2420-224-10

a. If removed, install chain (1) on bar (2) so chain is straight and secure in groove of bar.

CAUTION

Do not overtighten chain. To do so could result in equipment damage.

b. Loosen two nuts (3) and pull up on tip of bar (2). Tighten screw (4) until chain (1) just touches bottom midpoint of

bar (2).

c. Tighten nuts (3) while continuing to hold bar tip up.

d. Operate chain saw at low speed for several minutes, allowing automatic oiler to thoroughly lubricate bar (2).

e. If automatic oiler is not operating, notify unit maintenance.

f. Stop chain saw and recheck chain tension. If chain (1) has loosened, disconnect from power source and repeat

steps b and c.

3-19/(3-20 Blank)