MAINTENANCE
To reduce the risk of injury, always
WARNING
unplug the charger and remove the
battery pack from the charger or machine before
performing any maintenance. Never disassemble
the battery pack, charger, or machine, except as
provided in these instructions. Contact a
MILWAUKEE service facility for all other repairs.
Maintaining Machine
Keep your machine, battery pack and charger in good
repair by adopting a regular maintenance program.
Inspect your machine for issues such as undue noise,
misalignment or binding of moving parts, breakage
of parts, or any other condition that may affect the
machine operation. Return the machine, battery
pack, and charger to a MILWAUKEE service facility
for repair. After six months to one year, depending on
use, return the machine, battery pack and charger to
a MILWAUKEE service facility for inspection.
If the machine does not start or operate at full power
with a fully charged battery pack, clean the contacts
on the battery pack. If the machine still does not work
properly, return the machine, charger and battery
pack, to a MILWAUKEE service facility for repairs.
Retensioning the Belt
The belt should be retensioned every 3 months or
whenever there is a reduction in performance.
1. WARNING! Remove battery to avoid starting the
machine.
2. To retension the belt, use a T25 bit to loosen the
four screws holding the belt guard.
3. Remove the belt guard.
4. Inspect the belt and replace if there are signs of
wear or deterioration.
5. Loosen the tensioner nut using a 13 mm socket
wrench.
6. When loosened, the tensioner spring will expand
to position the tensioner against the belt. Do not
manually adjust the tensioner, it will auto adjust
when loosened.
7. Hand tighten the tensioner nut to lock the tensioner
in place.
8. Check belt tension to ensure shifting did not occur
during tightening.
9. Install belt guard.
ONE-KEY™
Chemical Burn Hazard.
WARNING
This device contains a
lithium button/coin cell battery. A new
or used battery can cause severe in-
ternal burns and lead to death in as
little as 2 hours if swallowed or enters the body.
Always secure the battery cover. If it does not
close securely, stop using the device, remove the
batteries, and keep it away from children. If you
think batteries may have been swallowed or en-
tered the body, seek immediate medical attention.
Internal Coin Cell Battery
An internal coin cell battery is used to facilitate full
ONE-KEY™ functionality.
To replace the coin cell battery:
1. WARNING! Remove tool's battery to avoid start-
ing the tool.
2. Remove the screw(s) and open the coin cell bat-
tery door.
3. Remove the old coin cell battery, keep it away from
children, and dispose of it properly.
4. Insert the new coin cell battery (3V CR2032), with
the positive side facing up.
5. Close the battery door and tighten the screw(s)
securely.
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