－5－
CAUTION
1. Do not overload with Core Drill.
◎
Use the machine according to the machine capacity of specifications in order to use
safely and efficiently.
2. When drilling, please supply the water for sure.
◎
Overheating of Core Bit reduces not only drilling performance but also its life. So make
sure to keep supplying water during drilling operation.
◎
Use clean water only. Using the dirty water may cause machine failure.
3. Do not turn on the motor with Core Bit facing to the drilling surface.
◎
It causes the damages for core bit and core drill.
4. When starting the
drilling
, please wait until the rotating is increased.
◎
Regarding the drilling work, turn the switch on and wait until the rotating is increased fully.
5. Do not stop rotating
of
core bit by forcing the power on the feeding handle during
drilling, and do not lock the core bit.
◎
It might cause the damages for the chip of Core Bit and core drill.
6.
When
releasing your hands from the feeding handle, please make sure that L bolt
is tighten, then, fix the Drill Head.
◎
When loosening L bolt, please hold the feeding handle in order not to move the Drill
