Makita UC022G Instruction Manual

Also see for UC021G: Instruction manual Instruction manual Instruction manual Instruction manual

21 ENGLISH— After sharpening the chain, check the height of thedepth gauge using the chain gauge tool (optionalaccessory).Fig.41— Remove any projecting material, however small,with a special flat file (optional accessory).— Round off the front of the depth gauge again.Cleaning the guide barChips and sawdust will build up in the guide bar groove.They may clog the bar groove and impair the oil flow.Clean out the chips and sawdust every time when yousharpen or replace the saw chain.Fig.42Cleaning the sprocket coverChips and saw dust will accumulate inside of thesprocket cover. Remove the sprocket cover and sawchain from the tool then clean the chips and saw dust.Fig.43Cleaning the oil discharge holeSmall dust or particles may be built up in the oil dis-charge hole during operation. These dust or particlesmay impair the oil to flow and cause an insufficientlubrication on the whole saw chain. When a poor chainoil delivery occurs at the top of guide bar, clean the oildischarge hole as follows.1. Remove the sprocket cover and saw chain fromthe tool.2. Remove the small dust or particles using a slottedscrewdriver or the like.12Fig.44► 1. Slotted screwdriver 2. Oil discharge hole3. Insert the battery cartridge into the tool. Pull theswitch trigger to flow built-up dust or particles off the oildischarge hole by discharging chain oil.4. Remove the battery cartridge from the tool.Reinstall the sprocket cover and saw chain on the tool.Replacing the sprocketCAUTION: A worn sprocket will damage anew saw chain. Have the sprocket replaced in thiscase.Before fitting a new saw chain, check the condition ofthe sprocket.12Fig.45► 1. Sprocket 2. Areas to be worn out

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