Maintenance - Makita UC120D Instruction Manual

Carrying tool
Always remove the battery cartridge from the tool and
cover the guide bar with the scabbard before carrying the
tool. Also cover the battery cartridge with the battery
cover.
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2

MAINTENANCE

CAUTION:
• Always be sure that the tool is switched off and the
battery cartridge is removed before attempting to
perform inspection or maintenance.
• Always wear gloves when performing any inspec-
tion or maintenance.
Filing saw chain
File the saw chain so that the cutters meet the specifica-
tions indicated in illustration.
85˚
30˚
1 2
1. Top plate angle
3. Top filing angle
1. Filing cutters
Use a round file 4 mm (5/32") in outer diameter to
file the cutters. Apply it to the cutter so that it will be
angled 30° to the guide bar and protrude 1/5 of the
outer diameter from the tip of the cutter. Hold the
file level and push it away from you while filing. Be
careful not to touch the cutters with the file when
pulling it back toward you.
001744
1. Scabbard (chain
cover)
2. Battery cover
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0.64 mm
60˚
3 4
2. Side plate angle
4. Depth gauge
30˚
2. Filing depth gauges
Use a flat file to file the depth gauge. Hold the file
level when filing. Round off the front corner of the
depth gauge to maintain its original shape.
After filing the saw chain, immerse it in oil and wash
off filing chips and sawdust from the saw chain.
8
001746
001747
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90˚
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