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SKU 45338 

For technical questions, please call 1-800-444-3353. 

Page 12

MAINtENANCE AND 

SERVICINg

  Procedures not specifically 

explained in this manual 

must be performed only by a 

qualified technician.

 

tO PREVENt 

SERIOuS INjuRY 

FROM ACCIDENtAL 

OPERAtION: 

turn the Power Switch of the 

tool to its “OFF” position and 

unplug the tool from its 

electrical outlet before 

performing any inspection, 

maintenance, or cleaning 

procedures.
tO PREVENt SERIOuS 

INjuRY FROM tOOL 

FAILuRE: 

Do not use damaged 

equipment.  If abnormal noise 

or vibration occurs, have the 

problem corrected before 

further use.

Cleaning, Maintenance, and 

Lubrication

BEFORE EACH uSE,

1. 

 inspect the 

general condition of the tool.  Check 

for loose screws, misalignment or 

binding of moving parts, cracked or 

broken parts, damaged electrical wir-

ing, and any other condition that may 

affect its safe operation.

AFtER uSE,

2. 

 clean external surfaces 

of the tool with clean cloth.
Periodically blow out the motor air 

3. 

vents of dust and debris using com-

pressed air.

Over time, if the performance of the 

4. 

tool diminishes, or it stops working 

completely, it may be necessary to 

replace the motor’s Carbon Brush 

(21).  If the Carbon Brush is only dirty, 

it can be cleaned with an ink eraser 

and replaced again. 

Replacing or cleaning Carbon Brush-

es must be completed by a qualified 

service technician.

5. 

WARNINg!  If the supply cord of 

this power tool is damaged, it must 

be replaced only by a qualified 

service technician.

Summary of Contents for 45338

Page 1: ...nual Copyright 2003 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools Diagrams within this manual may not be drawn proportionally Due to continuing improvements actual product may differ slightly from the product described herein Tools required for ...

Page 2: ...afety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE is used to address practices not related to personal injury CAUTION without the safety alert symbol is used to address practices not related to personal injury General Power Tool Safety Warnings WARNING Read all safety warnings and instructions Failure to follow the warnings and ...

Page 3: ...power tools may result in serious personal injury Use personal protective equip b ment Always wear eye protection Safety equipment such as dust mask non skid safety shoes hard hat or hearing protection used for appropri ate conditions will reduce personal injuries Prevent unintentional starting c Ensure the switch is in the off po sition before connecting to power source and or battery pack pick i...

Page 4: ...d by poorly maintained power tools Keep cutting tools sharp and f clean Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control Use the power tool accessories g and tool bits etc in accordance with these instructions taking into account the working conditions and the work to be performed Use of the power tool for operations differ ent from those...

Page 5: ...icks and ce ment or other masonry products Arsenic and chromium from chemi cally treated lumber Your risk from these exposures var ies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles California Hea...

Page 6: ... reduce vibration maintain the tool 7 as explained in this manual If any abnormal vibration occurs stop use immediately Save these instructions Grounding To prevent electric shock and death from incorrect grounding wire connection Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded Do not modify the power cord plug provided with the tool Never remov...

Page 7: ...nsulated tools may be used 2 in either of the 120 volt outlets shown in the preceding illustration See Outlets for 2 Prong Plug Extension Cords Grounded 1 tools require a three wire extension cord Double Insulated tools can use either a two or three wire extension cord As the distance from the supply outlet 2 increases you must use a heavier gauge extension cord Using exten sion cords with inadequ...

Page 8: ...ENSION CORDS 120 240 VOLT NAMEPLATE AMPERES at full load EXTENSION CORD LENGTH 25 50 75 100 150 0 2 0 18 18 18 18 16 2 1 3 4 18 18 18 16 14 3 5 5 0 18 18 16 14 12 5 1 7 0 18 16 14 12 12 7 1 12 0 18 14 12 10 12 1 16 0 14 12 10 16 1 20 0 12 10 TABLE A Based on limiting the line voltage drop to five volts at 150 of the rated amperes Symbology Double Insulated Canadian Standards Association Underwrite...

Page 9: ...Turn the Power Switch of the tool to its OFF position and unplug the tool from its electrical outlet before assembling or making any adjustments to the tool Note For additional information regarding the parts listed in the following pages refer to the Assembly Diagram near the end of this manual Assembly Housing 29 Auxiliary Handle 501 Chuck 2 Depth Gauge 502 Wing Nut Figure D 1 Insert the Auxilia...

Page 10: ...ping hazard or exposing the power cord to possible damage The power cord must reach the work area with enough extra length to al low free movement while working Secure loose work pieces using a 3 vise or clamps not included to pre vent movement while working There must not be hazardous ob 4 jects such as utility lines or foreign objects nearby that will present a hazard while working General Opera...

Page 11: ...ssing in the trig 8 ger Switch you can press the Switch On Locking Button to keep the drill running without keeping your finger on the trigger Switch 24 Use this function when drilling soft materials only Press the trigger Switch again to turn it off CAUTION Do not drill or hammer hard brittle materials such as steel or concrete with the Switch On Locking Button pressed in ON If the drill bit catc...

Page 12: ...E EACH USE 1 inspect the general condition of the tool Check for loose screws misalignment or binding of moving parts cracked or broken parts damaged electrical wir ing and any other condition that may affect its safe operation After Use 2 clean external surfaces of the tool with clean cloth Periodically blow out the motor air 3 vents of dust and debris using com pressed air Over time if the perfo...

Page 13: ...e 1 33 Cushion 1 34 Screw ST4x18 8 501 Auxiliary Handle 1 502 Depth Gauge 1 PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURERAND OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKEANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE...

Page 14: ...age 14 Record Product s Serial Number Here Note If product has no serial number record month and year of purchase instead Note Some parts are listed and shown for illustration purposes only and are not avail able individually as replacement parts ASSEMBLY DIAGRAM ...

Page 15: ...cidental or consequential damages so the above limitation of exclusion may not apply to you This warranty is express ly in lieu of all other warranties express or implied including the warranties of merchantability and fitness To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the com plaint...

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