Borum CH16NFT, Owner'S Manual

Page: 12 / 13

10/19 CH16NFT
Made in China to TQB Brands Pty Ltd specifications P a g e | 11
Visit us at www.tqbbrands.com.au
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE REMEDY
Noisy Operation  Incorrect belt tension
 Dry spindle
 Loose pulley
 Loose belt
 Bad bearing
 Adjust tension
 Remove spindle/quill assembly &
lubricate
 Tighten pulley
 Adjust belt tension
 Replace bearing
Excessive drill
wobble  Loose chuck
 Worn spindle shaft or bearing
 Bad chuck
 Tighten by pressing chuck down against
table
 Replace spindle shaft or bearing
 Replace chuck
Motor won’t start  Power supply
 Motor connection
 Switch connections
 Motor windings burnt
 Bad switch
 Check power cord
 Check motor connections
 Check switch connections
 Replace motor
 Replace switch
Drill binds in
workpiece  Excessive pressure on feed
handle
 Loose belt
 Loose drill
 Speed too fast
 Apply less pressure
 Check belt tension
 Tighten drill with key
 Change speed
Drill burns or
smokes  Incorrect speed – reduce RPM
 Fillings caught in drill bit
 Poor drilling
 Incorrect feed pressure
 Refer to RPM sheet
 Clean drill bit
 Sharpen drill bit or replace drill bit
 Apply less pressure
Table difficult to
raise  Needs lubrication
 Bent rack
 Table lock too tight
 Lubricate with a light oil
 Straighten rack
 Loosen clamp