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

Check the power supply

 

tripped

 

 

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

Support the workpiece or clamp it

 

properly

 

 

 

 

Drill bit binds in workpiece

Improper belt tension

Adjust the belt tension

 

 

 

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Global Machinery Company DP250LS instruction manual Trouble shooting, Problem Cause Solution