Fein Slugger JMU 137 QW Series Instruction Manual page 17

Tool changing (figure 7).
Always secure the power tool
WARNING
with the supplied clamping
strap. In case of a power failure or when the
power plug is pulled, the magnetic holding
power is not maintained.
Switch the machine off and
WARNING
pull the power plug before
mounting or replacing application tools and
accessories (not overhead!). This preventive
safety measure rules out the danger of inju-
ries through accidental starting of the power
tool.
Core drill bit
Insert the pilot pin into the cutter.
Pull the clamping sleeve of the tool holder
down and insert the core drill bit with the
centering pin into the tool holder.
Do not touch the sharp edges of the core drill
bit. Danger of injury.
Drill chuck
Pull the clamping sleeve of the tool holder
down and insert the drill chuck.
Drill bit
The knurled nut has a left-hand thread; turn
clockwise to release!
Loosen the knurled nut and remove the tool
holder by applying a hammer blow to the
positioned drift.
Clean the inside cone of the output shaft and
insert the drill bit.
Fig. 7
Clamping sleeve
3.
4.
2.
Drill chuck
3.
JMU 137 MQW
2.
1.
4.
Knurled nut
en
17
2.
Centering pin
1.
Core drill bit
1.
3.
5.
MK 2
MT 2
CM 2
Drill bit