McCulloch M4218, M3816 instruction manual ATTACHING THE BAR & CHAIN If, To Replace Chain Brake

Models: M4218 M3816

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ATTACHING THE BAR & CHAIN (If

ATTACHING THE BAR & CHAIN (If

not already attached)

1.Move ON/STOP switch to the STOP position.

2.Make sure chain brake is disengaged (see CHAIN BRAKE in the OPERATION section).

IMPORTANT: Before proceeding to next step, ensure unit is on a flat surface and in an upright position as shown in illustration be- low. Chain will not tighten properly if the unit is not in an upright position.

3.Lift adjustment knob handle and turn coun- terclockwise to loosen chain brake.

Adjustment

Knob

Handle

Tensioning Lever

LOOSEN

4.Align arrows by pressing tensioning le- ver down to install position (see illustra- tion). Remove chain brake from saw.

7.Carefully remove new chain from pack- age. Prepare the chain by checking the proper direction. Without following the il- lustration, it is easy to place the chain on the saw in the wrong direction. Use the illustration of the chain to determine the proper direction.

Tip of

Bar

CUTTERS MUST FACE IN

DIRECTION OF ROTATION

Cutters

Depth Gauge

 

Drive Links TO REPLACE CHAIN BRAKE:

8.Place chain over and behind clutch, fitting the drive links in the clutch drum sprocket.

9.Fit bottom of drive links between the teeth in the sprocket in the nose of the guide bar.

10.Fit chain drive links into bar groove.

11.Pull guide bar forward until chain is snug in guide bar groove. Ensure all drive links are in the bar groove.

TO REPLACE CHAIN BRAKE:

1.Align arrows on chain brake by pressing tensioning lever down to install position (see illustration).

2.Install chain brake. Turn adjustment knob handle clockwise until knob begins to thread onto bolt.

3.Release tensioning lever. Chain will tighten automatically.

4.While lifting tip of guide bar, turn adjust- ment knob handle clockwise to clamp bar. Tighten until bar is clamped secure- ly. Hand tighten securely; do not use tools to tighten!

TENSIONING LEVER IN

INSTALL POSITION

5.Remove the plastic shipping spacer (if present).

6.Slide guide bar behind clutch drum until guide bar stops against clutch drum sprocket.

Chain

Brake

Clutch Drum

TIGHTEN

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McCulloch M4218, M3816 instruction manual ATTACHING THE BAR & CHAIN If, To Replace Chain Brake