STRAIGHT DIE GRINDER MODEL NO: CAT89 PART NO: 3110845 OPERATING & MAINTENANCE INSTRUCTIONS GC0514
INTRODUCTION Thank you for purchasing this CLARKE Die Grinder which is ideal for light tasks such as porting & polishing of automotive components. Before attempting to use this product, please read this manual thoroughly and follow the instructions carefully. In doing so you will ensure the safety of yourself and that of others around you, and you can look forward to your purchase giving you long and satisfactory service. Your Die Grinder has been designed to give long and trouble free service.
GENERAL SAFETY RULES CAUTION: FAILURE TO FOLLOW THESE PRECAUTIONS COULD RESULT IN PERSONAL INJURY, AND/OR DAMAGE TO PROPERTY. WORK ENVIRONMENT 1. Keep the work area clean and tidy. 2. Dress appropriately - Do not wear loose clothing or jewellery. Tie long hair out of the way. 3. Keep children and visitors away - Do not let children handle the tool. 4. Do not operate the tool where there are flammable liquids or gases. USE OF POWER TOOLS 1.
• The tool will be left unattended. • Moving to another work area. • Passing the tool to another person. 14. Never use the tool if it is defective or operating abnormally. 15. The tool should be serviced at regular intervals by qualified service personnel. 16. Avoid damaging the tool for example by applying excessive force of any kind. 17. Always maintain the tool with care. Keep it clean for the best and safest performance. 18. Quick change couplings should not be located at the tool.
OVERVIEW When opening the carton for the first time, check against the following list that all the items are present. Any damage or deficiency should be reported to your CLARKE dealer immediately. NO DESCRIPTION NO DESCRIPTION 1 Die Grinder (with 1/4” Collet) 4 Speed Control 2 Trigger 5 1/8”Collet 3 Air Inlet 6 Spanner (double ended) 5 Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.
COMPRESSED AIR REQUIREMENTS WARNING: COMPRESSED AIR CAN BE DANGEROUS. ENSURE THAT YOU ARE FAMILIAR WITH ALL PRECAUTIONS RELATING TO THE USE OF COMPRESSORS AND COMPRESSED AIR SUPPLY. • Use only clean, dry, regulated compressed air as a power source. • Air compressors used with the tool must comply with the appropriate European Community Safety Directives. • A build-up of moisture or oil in the air compressor will accelerate wear and corrosion in the tool.
BEFORE USE WARNING: COMPRESSED AIR CAN BE DANGEROUS. ENSURE THAT YOU ARE FAMILIAR WITH ALL PRECAUTIONS RELATING TO THE USE OF AIR COMPRESSORS AND COMPRESSED AIR SUPPLY. NOTE: Ensure the compressor is turned off. 1. Remove the blanking plug from the inlet connection of the tool. 2. If required, connect an in-line mini oiler to the tool. • A mini oiler helps to prolong the life of the air tool. 3. If a mini-oiler is not being used, run a few drops of oil through the tool before use.
INSTALLING THE COLLET 1. Select the grinding stone you require. 2. Three collets of different sizes are provided. Select whichever fits the shank of the stone you have chosen. • The larger collet is probably already installed in the grinder. 3. If a different collet is to be used, undo the screw cap completely and pull out the collet from the collet seat. Replace it with the new collet and screw the cap loosely back on. FITTING THE GRINDING STONE IMPORTANT: Never use chipped or cracked grindstones. 1.
SETTING THE SPEED 1. Adjust the tool speed by setting the air regulator on top of the tool body using a suitable screwdriver. DISCONNECTING THE AIR SUPPLY 1. Do not disconnect the air supply hose until the compressor has been shut down and the compressed air released. 2. Refer to the compressor instruction manual for the procedure to shut down and release the compressed air. 3. Once the pressure has been released, disconnect the air supply hose from the tool.
TROUBLESHOOTING SYMPTOM PROBLEM SOLUTION Tool runs at normal speed but slows down under any load. 1. Excessive pressure on 1. Reduce the force tool. applied to the tool. 2. Motor parts worn. 2. Return to Clarke dealer for repair. 3. Worn or sticking 3. Drip air tool lubricating mechanism due to oil into air inlet. Allow oil lack of lubricant. to soak moving parts before using. Tool runs slowly. Air flows weakly from exhaust. 1. Motor parts jammed with gum/dirt. 2. Regulator in closed position. 3.
MAINTENANCE WARNING: MAKE SURE THAT THE AIR TOOL IS DISCONNECTED FROM THE AIR SUPPLY BEFORE STARTING ANY CLEANING, OR MAINTENANCE PROCEDURES. DAILY 1. Before use, drain water from the air tank, air line and compressor. 2. Pour a few drops of CLARKE airline oil, into the air inlet. This should be carried out regardless of whether or not an in-line mini oiler is used. If an inline mini oiler is not used, this procedure should be repeated after every two to three hours of use. WEEKLY 1.
ACCESSORIES A wide range of accessories is available including filter/regulators, lubricators, high-pressure hoses (5 to 50 metres) etc. Contact your CLARKE dealer for further information or CLARKE International Service Department. SPECIFICATIONS Model Number CAT89 Tool Weight 0.6 kg Collet Capacity 1/8” - 1/4” Air Inlet Size 1/4“BSP (female) Minimum Hose Size 5/16” (8mm) dia Operating Pressure 90 psi (6.
PARTS LIST & DIAGRAM 13 Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.
PARTS LIST & DIAGRAM No Description No Description 1 Double-ended Spanner 17 Ball Bearing 2 Double-ended Spanner 18 Motor Housing 3 Collet Nut 19 Valve Screw 4 Collet 20 O-Ring 5 Housing Cap 21 O-Ring 6 Retainer 22 Air Regulator 7 Spindle 23 Spring 8 n/a 24 O-Ring 9 Ball Bearing 25 Throttle Valve 10 Front End Plate 26 n/a 11 Ball 27 Throttle Lever 12 Cylinder 28 Throttle Lever Pin 13 O-Ring 29 Exhaust Deflector 14 Rotor 30 O-Ring 15 Rotor Blade 3
DECLARATION OF CONFORMITY 15 Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.