Harbor Freight Tools 53177 User's Manual
Contents
1. over 90 PSI 2 Connect the Die Grinder to the air compressor s hose If leaking is detected disconnect the air hose and repair before use 53177 Page 4 3 Place the material you will be grinding into a vise or otherwise clamp the object so that it will not move around when you use the Die Grinder Make sure you still have unobstructed access to the area you will be grinding Warning Always wear protective gloves goggles and a dust mask when operating this tool 4 Grip the Die Grinder firmly with your hand Press the Trigger 4 to start the Die Grinder before you touch the Mounted Stone attachment to the surface The Die Grinder s speed is variable Vary the speed by adjusting pressure on the Trigger 5 Allow the Mounted Stone attachment to do the work Do not use excessive force to press the attach ment into the surface that is being grinded If the Die Grinder stalls while being operated immediately release the Trigger and pull the Die Grinder away from the surface Removal of Mounted Stone Attachments 1 With the Die Grinder disconnected from the compressor s hose use the Spanners to again loosen the Collet Nut Remove the Collet Nut and take out the Mounted Stone attachment Put on the desired new Mounted Stone attachment reassemble the Collet Nut and tighten using both Spanners Maintenance The Air Die Grinder is best operated with an airline oiler If you are using the Air Die Grinder without an airline oiler perf2. CENTRAL PNEUMATIC e 2 ee 1 4 Air Die Grinder Kit Model 53177 Assembly and Operating Instructions Copyright 1998 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 For technical questions and replacement parts please call 1 800 444 3353 Specifications Includes 5 Piece Mounted Stones 1 Piece Nipple and 2 Double End 4 5 8 x 100 Wrenches Inlet 1 4 NPT Female Rear Exhaust PSI 90 Inline Body Design RPM 22 000 No Load CFM 3 Recommended Hose 3 8 Save This Manual You will need the manual for the safety warnings and precautions assembly instructions operating and maintenance procedures parts list and diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep the manual and invoice in a safe and dry place for future reference Safety Warnings and Precautions WARNING When using tool basic safety precautions should always be followcd to reduce the risk of personal injury and damage to equipment Read all instructions before using this tool Keep work area clean Cluttered areas invite injuries Observe work area conditions Do not use machines or power tools in damp or wet locations Don t expose to rain Keep work area well lighted Do not use electrically powered tools in the
3. and changing accessories Inspect tool cords periodi cally and if damaged have them repaired by an authorized technician The handles must be kept clean dry and free from oil and grease at all times 11 Disconnect power Unplug when not in use Do not yank power cord from the receptacle Do not carry tools by the cord 12 Remove adjusting keys and wrenches Check that keys and adjusting wrenches are removed from the tool or machine work surface before plugging it in 13 Avoid unintentional starting Be sure the switch is in the Off position when not in use and before plugging in Do not carry any tool with your finger on the trigger whether it is plugged in or not 14 Stay alert Watch what you are doing use common sense Do not operate any tool when you are tired 15 Check for damaged parts Before using any tool any part that appears damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment and binding of moving parts any broken parts or mounting fixtures and any other condition that may affect proper operation Any part that is dam aged should be properly repaired or replaced by a qualified technician Do not use the tool if any switch does not turn On and Off properly 16 Guard against electric shock Prevent body contact with grounded surfaces such as pipes radiators ranges and refrigerator enclosures 17 Replacement parts and accessories Wh
4. en servicing use only identical replacement parts Use of any other parts will void the warranty Only use accessories intended for use with this tool Approved accessories are available from Harbor Freight Tools 18 Do not operate tool if under the influence of alcohol or drugs Read warning labels on prescriptions to determine if your judgment or reflexes are impaired while taking drugs If there is any doubt do not operate the tool Unpacking When unpacking check the parts diagram and part number listing on page 6 to make sure all parts are included If any parts are missing or damaged please call Harbor Freight Tools at the number on the cover of this manual as soon as possible 53177 Page 3 Your Aur Die Grinder comes pre assembled To complete preparations for use follow the steps shown below Part numbers shown below identify parts shown on the part number listing on page 6 Air Connection 1 You will need a Union fitting sold scparatcly before you can connect your Air Die Grinder to an air Compressor 2 Attach the Union fitting to the Inlet 1 and tighten with a wrench 3 Attach an Air Coupler sald separately to the Union fitting if desired This is a useful accessory as it allows quick coupling action when using a variety of tools with the same air compressor 4 The Air Die Grinder is ready for use Operation Frequent but not excessive lubrication is required for best performance Oil added through the airl
5. ine connection will lubricate internal parts An automatic airline oiler is recommended but oil may be added manu ally before every operation or after about 1 hour of continuous use Only a few drops of oil at a time are necessary Too much oil will collect inside the tool and be blown out during the exhaust cycle ONLY USE PNEUMATIC TOOL OIL Do not use detergent oil or additives as these lubricants will cause accelerated wear to the seals in the tool Dirt and water in the air supply are major causes of pneumatic tool wear Use a filter oiler for better performance and longer life The filter must have adequate flow capacity for the specific application Consult the manufacturer s instructions for proper maintenance of your filter The connector on the tool must not hold pressure when the air supply is disconnected If the wrong fitting is used the tool can remain charged with air after being disconnected Grinding Attachment Installation Step 1 Select the Grinding Mounted Stone attachment appropriate for your needs Step 2 Use the Spanner 25 to hold the Spindle 22 in place while using the other Spanner 26 to loosen and remove the Collet Nut 24 Step 3 Insert the shaft of the Grinding Mounted Stone into the Collet 23 Reassemble the Collet Nut on the Spindle Use both Spanners to tighten Using the Die Grinder 1 Step 1 Set the compressor s pressure regulator to 90 PSI Do not set the compressor s outlet regulator
6. orm the following maintenance Disconnect the Impact Wrench from the air hose Apply a few drops of pneumatic tool oil through the air line before each use or after every hour if used continuously Apply a few drops of oil to the Trigger mechanism Work the Trigger a few times to lubricate Note Do not use detergent oil or additives as these lubricants will cause accelerated wear to the tool s seals 53177 Page 5 Parts Diagram 18 lo Mounted Stones Grit 60 Z7 28 29 30 3l Part Number Listing Description Qty Part Description Qty Inlet 17 Front Plate Exhaust Deflector 18 Ball Bearing Pin 19 Nut Trigger 20 Cap Housing 21 Washer Valve Pin 22 Spindle Valve 23 Collet Spring 24 Collet Nut O Ring 25 Spanner Valve Screw 26 Spanner Ball Bearing 2 Mounted Stone Rear Plate 28 Mounted Stone Cylinder 29 Mounted Stone Rotor 30 Mounted Stone Rotor Blade 31 Mounted Stone Bearing Spacer kA ee ee e m Eech KA p pA pd bech bech ee k Fi 53177 Page 6
7. presence of flammable gases or liquids Keep children away Children must never be allowed in the work area Do not let them handle machines tools or extension cords store idle equipment When not in use tools must be stored in a dry location to inhibit rust Always lock up tools and keep out of reach of children Do not force tool It will do the job better and more safely at the rate for which it was intended Do not use inappropriate attachments in an attempt to exceed the tool capacity Use the right tool for the job Do not attempt to force a small tool or attachment to do the work of a larger industrial tool Do not use a tool for a purpose for which it was not in tended 53177 Page 2 7 Dress properly Do not wear loose clothing or jewelry as they can be caught in moving parts Protective electrically non conductive clothes and non skid footwear are recom mended when working Wear restrictive hair covering to contain long hair 8 Use eye and ear protection Always wear ANSI approved impact safety goggles Wear a full face shield if you are producing metal filings or wood chips Wear an ANSI approved dust mask or respirator when working around metal wood and chemical dusts and mists 9 Do not overreach Keep proper footing and balance at all times Do not reach over or across running machines 10 Maintain tools with care Keep tools sharp and clean for better and safer performance Follow instructions for lubricating
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