Global Machinery Company DP250LS - Manual (Page 14)

14
Trouble shooting
WARNING. Turn the on/off switch to the off position and unplug the tool from the power supply before performing trouble
shooting procedures.
Trouble shooting
Problem Cause Solution
Drill press will not start Power cord not plugged in Ensure that the cord is connected to
the power supply
Power fault, fuse or circuit breaker
tripped
Check the power supply
Cord damaged Use authorised service centre to repair
or replace
Faulty switch Use authorised service centre to repair
or replace
Faulty motor Use authorised service centre to repair
or replace the motor
Noisy operation Incorrect belt tension Adjust tension as required
Drill bit burns Incorrect speed Change speed, refer to the “Changing
the speed” section
Chips not coming out of hole Retract drill bit frequently to clear holes
Dull drill bit Resharpen or replace drill bit
Excessive drill bit wobble Bent drill bit Replace with new drill bit
Drill bit not properly installed in chuck Install drill bit properly and ensure it
is secure
Chuck not properly installed Install chuck properly
Wood splinters under workpiece No “packing” material below workpiece Use “packers” below the workpiece
Workpiece torn from hand Workpiece not supported or clamped
properly
Support the workpiece or clamp it
Drill bit binds in workpiece Improper belt tension Adjust the belt tension