Harbor Freight Tools CENTRAL MACHINERY 44846 - Manual (Page 11)

Page 11 SKU 44846
troubleshooting
syMptoM possible cause solution
Drill bit burns or
smokes
- Incorrect spindle speed
- Dull drill bit
- Drilling too slowly
- Lacking lubrication - Change spindle speed
- Replace with new bit
- Drill faster
- Lubricate cutting area
Makes unusual
noise
- Belt tension set wrong
- Spindle dry
- Loose spindle pulley
- Loose motor pulley - Adjust belt tension
- Lubricate spindle
- Check pulley nut
- Tighten Set screws
Drill bit wobbles
- Bent bit
- Worn Spindle Bearings
- Drill bit not in Chuck correctly
- Chuck not properly installed - Replace drill bit
- Replace spindle bearings
- Reinstall drill bit
- Reinstall Chuck and Arbor assembly
Feed Wheel
returns slowly, or
too fast
- Tension Spring not in
adjustment
- Adjust Tension Spring. See page 9.
Drill bit binds
- Workpiece pinching drill bit
- Dull drill bit
- Feed pressure too hard
- Belts loose - Reposition workpiece, lubricate drill
- Replace drill bit
- Pull Feed Handle slowly.
- Adjust motor and spindle belt tension
please read the folloWing carefully
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS
MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBU-
TOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT
HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE
IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER
AND/OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS
SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE
BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER
REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING
OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
note: Some parts are listed in these Part Lists are shown for illustration purposes only
and are not available individually as replacement parts.