Maintenance - Makita DUH481 Instruction Manual

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To remove the chip receiver, press its lever on both
sides so that the hooks are unlocked.
CAUTION:
The blade cover (standard equipment) cannot be
•
installed on the tool with the chip receiver being installed.
Before carrying or storing, uninstall the chip receiver and
then install the blade cover to avoid blade exposure.
NOTE:
Check the chip receiver for secure installment before
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use.
Never try to uninstall the chip receiver by an excessive
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force with its hooks locked in the blade unit grooves.
Using the excessive force may damage it.

MAINTENANCE

CAUTION:
Always be sure that the tool is switched off and the
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battery cartridge is removed before attempting to
perform inspection or maintenance.
Cleaning the tool
Clean out the tool by wiping off dust with a dry or soap-
dipped rag.
CAUTION:
Never use gasoline, benzine, thinner, alcohol or the
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like. Discoloration, deformation or cracks may result.
Blade maintenance
Smear the blade before and once per hour during
operation using machine oil or the like.
NOTE:
Before smearing the blade, remove the chip
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receiver.
After operation, remove dust from both sides of the
blade with wired brush, wipe it off with a rag and then
apply enough low-viscosity oil, such as machine oil etc.
and spray-type lubricating oil.
CAUTION:
Do not wash the blades in water. Failure to do so
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may cause rust or damage on the tool.
1. Press the levers
on both sides
2. Unlock the
hooks
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Removing or installing shear blade
CAUTION:
Before removing or installing shear blade, always
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be sure that the tool is switched off and the battery
cartridge is removed.
When replacing the shear blade, always wear
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gloves without removing blade cover so that hands
and face does not directly contact the blade.
Failure to do so may cause personal injury.
NOTE:
Do not wipe off grease from the gear and crank.
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Failure to do so may cause damage to the tool.
Removing the shear blades
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Reverse the tool and loosen four screws and remove
the under cover.
NOTE:
Be careful not to get your hands dirty as grease is
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applied in the shear blade driving area.
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Loosen four screws and remove the blades. Remove
the washer and sponge from the shear blades and put
them aside. They are required for the later installation.
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1. Screws
2. Under cover
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1. Screws
2. Sponge
3. Washer
1. Gear
2. Sleeves
3. Washer
4. Groove