General International DP2006, Setup And Operation Manual

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ENGLISH
22
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Operation is noisy under load Improper belt tension Adjust tension
Dry spindle Remove and oil spindle / quill assembly
Loose pulley Check and tighten pulley attachments or
set screws
Excessive runout Bent drill bit Replace drill bit
Drill bit is improperly mounted in chuck Check that chuck holds bit cleanly
Chuck is loose Clean chuck / spindle joint
Retighten chuck- press down with chuck
against wooden block on table
Damaged bearings or spindle Replace spindle shaft or bearing
Chuck is loose Replace chuck
Motor will not start Power supply is faulty Check power cord
Problem with motor connection Check connections to motor
Faulty switch Replace
Motor windings burned Replace motor
Drill bit binds in material Too much feed pressure Less force on feed handles
Belts are slipping Check belt tension
Loose drill bit Tighten chuck correctly
Drilling speed is wrong Refer to speed table
Drill angle or bit type is wrong for material Check material information and handling
instruction
Workpiece moves during drilling Properly support or clamp workpiece
Drill bit burns or smokes in material Wrong speed for material and hole size Refer to speed table
Chips are not being evacuated from hole Clean the drill bit
Dull bit or incorrect clearance
Replace or sharpen bit
Needs coolant Use coolant
Feed is too slow Increase speed at feed handles
Quill returns too slowly or with too much
force
Quill return spring is improperly adjusted Adjust tension
Dust on or in quill assembly Clean and lubricate
Table raises with difficulty Lack of lubrication Apply a light oil
Table lock is tightened Loosen table lock handle
Excessive tearout on underside Too much feed pressure Less force on feed handles
No backing material Use another piece of scrap material as
backing
Drill bit veers off hole Hard grain in wood Lubricate drill bit
Bent drill bit Replace
Too much force Use a lower feed speed
NOTE:
SERVICE AND REPAIRS should be made by qualified repair
technicians at an authorized repair center. Improperly repaired tools could
cause serious shock or injury.
NOTE:
REPLACEMENT PARTS. When servicing, use only the
manufacturer’s recommended replacement dentical replacement parts
and accessories.