Makita UC4051A, UC4050A, UC4550A, UC4551A, UC3551A, UC3550A, UC3050A, UC3051A Adjusting dial

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To remove the saw chain, perform the following steps:

1.Loosen the sprocket cover.

2.(For nut models) Turn the chain adjusting screw counterclockwise to release the saw chain tension.

(For lever models) Turn the adjusting dial to "-" direction to loosen the saw chain tension.

1.Adjusting screw

1

				1	1. Guide bar
				1	2. Hole
		2
014448
9.	Holding	the	guide	bar,	and	turn	the	chain

adjusting screw / dial to adjust the saw chain tension.

10.Place the sprocket cover so that the hooks fit alongside the holes and the pin fits its counterpart on the sprocket cover.

014515

1

014516

1. Adjusting dial

1

2

3

014380

11.Tighten the sprocket cover.

1.Hook

2.Hole

3.Pin

3.Remove the sprocket cover.

4.Remove the saw chain and guide bar from the chain saw.

To install the saw chain, perform the following steps:

5.Make sure the direction of the chain. The arrow mark on the chain shows the direction of the chain.

1. Sprocket

1

014457

014454

2

1

1.Lever

2.Sprocket cover

6.Fit in one end of the saw chain on the top of the guide bar and the other end of it around the sprocket.

7.Place the guide bar on the chain saw.

8.Align the tension slide with the hole of the guide bar.

014394

10

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Contents Electric Chain Saw Power supply SpecificationsSymbol English Original instructionsGeneral Power Tool Safety Warnings Chain saw safety warnings Personal protective equipment Additional Safety RulesProper use Protection against electric shockKickback Transport and storage Safety featuresMaintenance First aidFor Model UC3050A, UC3550A, UC4050A, UC4550A Designation of PartsFor Model UC3051A, UC3551A, UC4051A, UC4551A Removing or installing saw chain AssemblyRemoving or installing sprocket cover For nut modelsAdjusting dial Operation Adjusting saw chain tensionSwitch action Engaging extension cordChecking the switch action Checking the chain tensionChecking the chain oiler Adjusting the chain lubricationChecking the chain brake Checking the run-down brakeBurrowing and parallel-to-grain cuts BuckingLimbing FellingCleaning the chain saw MaintenanceChecking the plastic housing Sharpening criteria Sharpening the saw chainSharpen the saw chain when File and file guidingNew saw chains Cleaning the guide bar and lubricating the return sprocketCleaning the oil guide Maintaining the chain and run-down brakesReplacing carbon brushes Storing toolOptional Accessories Trouble ShootingPossible cause Remedy Makita Corporation