Trouble Shooting - Sears 113.273170C Owner's Manual

trouble shooting
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WARNING: FOR YOUR OWN SAFETY, TURN SWITCH "OFF" AND ALWAYS REMOVE PLUG FROM
POWER SOURCE OUTLET BEFORE TROUBLE SHOOTING.
• CONSULT YOUR LOCAL SEARS SERVICE CENTRE IF FOR ANY REASON MOTOR WILL NOT RUN.
TROUBLE PROBABLE CAUSE REMEDY
Noisy Operation. 1. Incorrect belt tension.
2. Dry Spindle.
3. Loose spindle pulley.
4. Loose motor pulley.
1. Adjust tension, See section
"ASSEMBLY-INSTALLING AND
TENSIONING BEL
T."
2. Lubricate spindle. See "Lubrication"
section.
3. Check tightness of retaining nut on
pulley, and tighten if necessary.
4. Tighten setscrews in pulleys.
Drill bit Burns.
' .
1. Incorrect speed.
2 Chips not coming out of hole.
3. Dull drill bit.
4. Feeding too slowly.
5. Not lubricated.
1. Change speed. See section "Getting
To Know Your Drill Press" ...
DRILLING SPEED.
2. Retract drill frequently to clear chips.
3. ,Resharpen drill bit.
4. Feed fast enough ... allow drill bit to cut.
5.
Lubricate drill bit with cutting or motor oil.
(See "Basic Drill Press Operation" section.)
Drill Bit leads off ...
1. Hard grain in wood or 1. Resharpen drill bit correctly.
hole not round.
lengths of drill bit cutting
lips and/or angles
not equal.
2. Bent drill bit. 2. Replace drill bit.
Wood splinters on
underside.
1. No "back-up material"
under workpiece.
1. Use "back-up material" ... See Basic
Drill Press Operation" section.
Workpiece torn
loose from hand.
1.
Not supported or
clamped properly.
1.
Support workpiece or clamp it ... See
"Basic Drill Press Operation" section.
Drill Binds in
1. Workpiece pinching drill bit 1.
Support workpiece or clamp it ...See
workpiece. or excessive feed pressure.
2. Improper belt tension.
"Basic Drill Press Operation" section.
2. Adj ust tension . . . See section
"ASSEMBLY-INSTALLING AND
TENSIONING BEL T."
Excessive drill bit
runout or wobble.
1. Bent drill bit.
2. Worn spindle bearings.
3. Drill bit not properly
installed in chuck.
4. Chuck not properly installed.
1.
Use a straight drill bit.
2. Replace' bearings.
3. Install drill bit properly ... See "Basic
Drill Press Operation" section.
4. Install chuck properly ...refer to
"Unpacking and Assembly Instructions
... INSTALLING THE CHUCK".
Quill Returns
too slowly or too
fast.
1. Spring has improper tension.
1. Adjust spring tension .. " See section,
"Adjustments-Quill Return Spring".
Chuck will not stay 1. Dirt, grease, or oil on the
1. Using a household detergent-clean the
attached to spindle tapered inside surface of chuck-
tapered surfaces of the chuck and spindle
It falls off when you
or on the spindle1s tapered
to remove all dirt, grease and oil.
try to install it.
surface.
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