Trouble shooting, Probable Cause | Sears 113.21308 specs

trouble shooting

WARNSNG: FOR YOUR OWN SAFETY TURN SWITCH "OFF" AND ALWAYS REMOVE PLUG FROM POWER SOURCE OUTLET BEFORE "TROUBLE SHOOTING.

® CONSULT YOUR LOCAL SEARS SERVICE CENTER IF FOR ANY REASON MOTOR WILL NOT RUN

TROUBLE

Noisy Operation

Drill Burns

Drill leads off...

hole not round.

PROBABLE CAUSE

1, Incorrect betttension,

2.Dry Spindle,

3.Loose spindle pulley,

4.Loose motor pulley,

1.incorrect speed.

2.Chips not coming out of hole.

3.Dull Drill.

4.Feedingtoo S!OWr

5.Not lubricated.

1, Hard grain in wood or lengths of cutting

tips and/or angles not equal,

. Bent drill bit,

REMEDY

I, Adjust tension, See section

ASSEMBLY-- TENSIONING BELT."

2.Lubricate spindle, See "Lubrication" section.

3 Checking tightness of retaining nut on pulley, and tighten if necessary,

4, Tighten setscrews in pulleys,

I.Change speed. See section "Getting To Know Your DriI1 Press"...

DRILLING SPEED.

2, Retract drill frequently to clear chips.

3, Resharpen drift.

4.Feed fast enough ,aitow drill to cut.

5Lubricate drilt. See"Basic Drill Press Operation" section,

1 Resharpendritlcorrectiy,

2.	Replace dritt biL

Wood splinters on

underside.

Workpiece torn

loose from hand.

Drill Binds in workpiece.

Excessive drill runout or wobble.

Quill Returns

too slow ortoe

fast.

Chuck will not stay attached to spindle it falls offwhen

trying to install it.

1.No "back-up material" under workpiece,

1, Not supported or clamped properly.

1.Workpiece pinching drill or excessive feed pressure.

2.Improper belt tension,

1, Bent drill°

2.Worn spindle bearings.

3.Drill not properly installed in chuck.

4.Chuck not properly installed.

t, Spring has improper tension,

1.Dirty, grease, or oii on the tapered inside surface of chuck- or on the spindles tapered surface.

t. Use	"back-up material"..	See Basic
Drill	Press Operation" section.

t, Support workpiece or clamp it... See "Basic Drill Press Operation" section.

1.Support workpiece or clamp it,.. See "Basic Drit! Press Operation" section.

2.Adjust tension,.. See section

"ASSEMBLY--TENSiONING BELT."

1.Use a straight drill,

2.Replace bearings,

3.install dri{l properly., See"Basic Drill Press Operation" section.

4, InstalI chuck properly., refer to

"Unpacking and Assembly Instructions

... iNSTALLING THE CHUCK."

Adjust spring tension... See section.

"Adjustments--Quill Return Spring,"

1.Using a ho_Jseho!d detergent-clean the tapered su.'ffaceof the chuck and spindie to remove a!i dirt. grease and oil

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