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Battery Pack 

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Owner’s Manual & Safety Instructions

Save This Manual

 

Keep this manual for the safety warnings and precautions, assembly, 

operating, inspection, maintenance and cleaning procedures.  Write the product’s serial number in the 
back of the manual near the assembly diagram (or month and year of purchase if product has no number). 
Keep this manual and the receipt in a safe and dry place for future reference.

 

17g

When unpacking, make sure that the product is intact 

and undamaged.  If any parts are missing or broken, 

please call 1-888-866-5797 as soon as possible.

Copyright

©

 2017 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 assembly and service may not be included.

Read this material before using this product. 
Failure to do so can result in serious injury. 
SAVE THIS MANUAL.

Summary of Contents for 20V Hypermax Lithium

Page 1: ...for future reference 17g When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2017 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 wi...

Page 2: ...ion which if not avoided could result in minor or moderate injury Addresses practices not related to personal injury IMpORTANT SAFETy INFORMATION General power Tool Safety Warnings Read all safety warnings and instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all warnings and instructions for future reference The term power to...

Page 3: ... properly used Use of these devices can reduce dust related hazards 8 Only use safety equipment that has been approved by an appropriate standards agency Unapproved safety equipment may not provide adequate protection Eye protection must be ANSI approved and breathing protection must be NIOSH approved for the specific hazards in the work area power Tool Use and care 1 Do not force the power tool U...

Page 4: ... tool it does not assure safe operation 4 The rated speed of the accessory must be at least equal to the maximum speed marked on the power tool Accessories running faster than their RATED SPEED can break and fly apart 5 The outside diameter and the thickness of your accessory must be within the capacity rating of your power tool Incorrectly sized accessories cannot be adequately guarded or control...

Page 5: ...he tool unattended when the Battery Pack is connected Turn off the tool and remove the Battery Pack before leaving 20 Use clamps not included or other practical ways to secure and support the workpiece to a stable platform Holding the work by hand or against your body is unstable and may lead to loss of control and personal injury 21 The battery charger gets hot during use The charger s heat can b...

Page 6: ... wheel s movement at the point of snagging 4 Use special care when working corners sharp edges etc Avoid bouncing and snagging the accessory Corners sharp edges or bouncing have a tendency to snag the rotating accessory and cause loss of control or kickback 5 Do not attach a saw chain woodcarving blade or toothed saw blade Such blades create frequent kickback and loss of control Safety Warnings Sp...

Page 7: ...heir own weight Supports must be placed under the workpiece near the line of cut and near the edge of the workpiece on both sides of the wheel 6 Use extra caution when making a pocket cut into existing walls or other blind areas The protruding wheel may cut gas or water pipes electrical wiring or objects that can cause kickback Safety Warnings Specific for Sanding Operations Do not use excessively...

Page 8: ...d injuries nervous system disorders diabetes or Raynaud s Disease should not use this tool If you feel any medical or physical symptoms related to vibration such as tingling numbness and white or blue fingers seek medical advice as soon as possible 2 Do not smoke during use Nicotine reduces the blood supply to the hands and fingers increasing the risk of vibration related injury 3 Wear suitable gl...

Page 9: ...and complies with the applicable standards of Underwriters Laboratories Inc the Canadian Standard Association and the National Electrical Code 2 Double insulated tools may be used in either of the 120 volt outlets shown in the preceding illustration See Outlets for 2 prong plug Extension cords Note Extension cords must not be used with this item s Charger Symbology Double Insulated Canadian Standa...

Page 10: ...isted in the following pages refer to the Assembly Diagram near the end of this manual ASSEMBLy Installing the Wheel Guard TO pREVENT SERIOUS INJURy Do not operate this tool without the Wheel Guard properly installed 1 Unlock the Wheel Guard Handle 2 Align Tabs on Wheel Guard with Notches on Gear Housing 3 Slide Wheel Guard over the rim of the Gear Housing 4 Rotate the Wheel Guard as needed to shi...

Page 11: ...e 11 For technical questions please call 1 888 866 5797 Item 63632 SAFETy OpERATION MAINTENANcE SETUp Functions Side Handle Main Handle power Switch Battery sold separately Spindle Lock Button Wheel Guard ...

Page 12: ...n the wheel unless wheel is smaller than 4 or is an unusual shape as follows a Suspend wheel using a dowel or finger through the arbor hole b Tap Wheel Here 45 45 45 45 Hang Wheel from Dowel V E R T I c A L c E N T E R Tap the flat side of the wheel with a light non metallic object such as a screwdriver handle at a point 45 from the vertical center line on each side of the wheel and 1 2 inches fro...

Page 13: ...er Flange and keep in a safe place 4 Thread disc accessory firmly onto the Spindle Wrench tighten onto the spindle Battery charging Charge battery before using this tool Follow instructions included with battery charger Workpiece and Work Area Set Up 1 Designate a work area that is clean and well lit The work area must not allow access by children or pets to prevent distraction and injury 2 Secure...

Page 14: ... of children s reach Sanding Instructions TO pREVENT SERIOUS INJURy Grip the tool firmly in both hands 1 Wipe the work surface clean of all dirt and debris especially that of previous coarser sanding sessions which will scratch the surface of a finer grit sanding session 2 Attach the desired grit Sanding Disk sold separately onto the Backing Pad 3 Make sure that the Power Switch is in the off posi...

Page 15: ... or cracked battery pack loose hardware misalignment or binding of moving parts cracked or broken parts and any other condition that may affect its safe operation 2 AFTER USE wipe external surfaces of the tool with clean cloth 3 Periodically wear ANSI approved safety goggles and NIOSH approved breathing protection and blow dust and grit out of the motor vents using dry compressed air 4 Disconnect ...

Page 16: ...e pressure allow tool to do the work 2 Recharge Battery Pack 3 Dispose of old Battery Pack properly or recycle Replace Battery Pack Performance decreases over time 1 Carbon brushes worn or damaged 2 Battery Pack wearing out 1 Have qualified technician replace brushes 2 Battery Pack capacity will gradually decrease through use If symptoms are severe recycle old Battery Pack or dispose of properly a...

Page 17: ...ANTY 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...

Page 18: ...ing For Shaft 1 7 Small Gear Shaft 1 8 Small Gear 1 9 Bearing 1 10 Bearing Plate 1 11 Woodruff Key 1 12 Nut 2 13 Box Cover 1 14 Large Gear Shaft 1 15 Bearing 1 16 Bearing Plate 1 17 Large Gear 1 18 Woodruff Key 1 19 Spacer 1 20 Check Ring For Shaft 1 21 Outer Flange 1 22 Inner Flange 1 23 Left Right Housing 2 24 Power Switch 1 part Description Qty 25 Power Switch Rod 1 26 Cover 1 27 Driving Disk 1...

Page 19: ...ions please call 1 888 866 5797 Item 63632 SAFETy OpERATION MAINTENANcE SETUp Assembly Diagram 40 39 41 42 43 44 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 38 37 35 34 33 32 31 38 36 45 46 47 ...

Page 20: ...w the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY 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 an...

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