adjust when the machine is at rest.
Select the desired gear range by pressing the release button and then turning the gear selector either
clockwise or counterclockwise into the desired gear. It will usually be necessary to turn the spindle by hand a
little to get it to shift all the way.
DD62,DM62-DRY DRILLING RECOMMENDED GEARS (soft materials)
BitØ
52mm
Gear
Gear 2
Gear 1
DD62,DM62-DRY DRILLING RECOMMENDED GEARS (reinforced concrete)
BitØ
24mm
Gang
Gear 2
Gear 1
Impossible /
Not recommended
PERCUSSION SELECTOR
The percussion function can be turned on and off.
To select , push the button on the side with the "Hammer" symbol for soft
percussion or the "No Hammer" symbol to turn the percussion OFF. NOTE: When
turning the percussion OFF, it is usually necessary to first pull the spindle to allow
button to release.
The main purpose of soft percussion function on this machine is to keep the
diamond segments sharp. If the bit is staying sharp without it, the percussion
function may be turned off. If the bit glazes easily, it should be turned on.
THE SWITCH
The machine has a lockable trigger switch. Squeeze the trigger to start the
machine. To lock the switch on, press the lock button while holding the
trigger switch on. To release, squeeze the trigger and release.
WARNING: Never lock the switch on when drilling hand-held. Only
lock the switch on when mounted to a rig.
92mm
45mm
Possible
GB
162mm
122mm
Ideal
7
232mm
262mm
162mm
182mm
Percussion Selector OFF
Percussion Selector ON
Lock Button
Trigger Switch