Diamond Drill MIAA-15 User's Manual
Contents
1. XC qa usn USED ae 4 Cleaning of surface Wipe dirt and stains on the enclosure surface Keep cord sheath clean from damage If it is damaged replace it 5 Checking of attaching screws Carry out periodical checking of attaching screws for looseness If any screw is found loose tighten it The use of the machine with loose screws is very hazardous 6 Storage of machine and accessories Store idle machines and accessories in a secured place The following places are not suitable for storage Where children can reach and take out the goods with ease Wet and damp places Where the goods are subject to extreme temperature changes Where the goods are exposed to direct sunlight Where inflammable explosive substances are stored Do not store the goods in these places REPAIRS n This machine has been manufactured with rigorous accuracy Accordingly in case the machine should fail never try to repair by yourself but contact our agent nearby your work place ANOTHER INSTRUCTION OUO UEM 1 LED ELECTRIC CURRENT INDICATOR Led electric current indicator improves drilling efficiency protects mechanism and prolongs working life 2 Keep the YELLOW light on during drilling 3 If it shows in red light please slow down the drill speed to prevent motor overheat 4 If you stop drilling and finished please turn KNOB to N position to release the core bit Intentionally Blank Intent2. 2 b Square washer 1 2 1 c Bolt W1 2 120mm 1 d Hex Nut W1 2 1 e Driving holder 1 2 1 APPLICATION Sampling test pieces in concrete masonry brick and asphalt Drilling in reinforced concrete for the purpose of piping and wiring for air conditioning telephone electricity water and gas supply etc SPECIFICATIONS MIAA 15 VOLTAGE 110V 60Hz DEMAND 2400W IDLING SPEED 850 rpm TWO SPEED NO APPLICABLE BIT DIAMETER EFFECTIVE 2 STROKE HEIGHT 30 WEIGHT 35 16 DESCRIPTION POLE RACK LED Electric Current Indicator SWITCH WITH CIRCUIT PROTECTOR MOTOR w CONTROLLABLE CLUTCH FEED HANDLE LEVELING BOLT BASE m m om EXPLODED VIEW GEAR CASE amp MOTOR SET EXPLODED VIEW FEEDING HOUSE EXPLODED VIEW o lt e l SPARE PARTS LIST GEAR CASE SET ITEM Gear Case Main Shaft Seal 28x42x8 Snap Ring S55 Water Supply Cover Water Cock O ring 49x2 O ring 49x2 Seal 28x42x8 Bearing 6005LLU Bearing 600577 Snap Ring R47 Snap Ring S25 First Gear Snap Ring S20 Bearing 6001ZZ Bearing 620077 First Pinion Woodruff Key 5x12 Snap Ring 15 Second Gear Bearing 620077 Woodruff Key 10x105 Bearing 6901ZZ Bearing 6901ZZ Se
3. Switch Plate Screw 1 8x1 4 Electric Cable lt PART NO 2704041 2704042 2704043 2704044 2704045 2704694 2704046 2704047 2704048 2704049 2704050 2704051 2704695 2704052 2704053 2704054 2704055 2704056 2704696 2704697 2704698 2704699 2704057 2704058 2704059 2704060 2704061 2704062 2704063 4 4 3 3 4 4 NO DO PO Ss S SS Ss SPARE PARTS LIST FEEDING HOUSE SET ITEM PART NO Feeding House 2704064 Bearing 6003ZZ 2704065 Snap Ring R 35 2704066 Feed Shaft 2704067 Feeding Head 2704068 Screw M8x25 2704069 Knob 2704070 Spring 2704071 Feeding Handle 2704072 Knob Bolt 5 16x1 1 4 2704073 Spring 2704074 Screw M6x20 2704075 Hex Nut M6 2704076 Washer M8 2704700 Spring Washer M8 2704701 Plate 2704077 Friction Plate Long 2704078 Screw 5 32x1 2 2704079 Friction Plate Short 2704080 Screw M8x30 2704081 Feeding House Cover 2704082 Screw M8x20 2704083 Spring Washer M8 2704701 Handle 2704085 4 00 00 2 SPARE PARTS LIST POLE BASE SET ITEM Pole Cover Pole Rack Screw M6x55 Spring Washer M12 Screw M12x75 Screw M12x65 Screw M12x100 Nut M12 Spring Water Collector Fix
4. get into motor interior which is very dangerous Never use drill for upward operation 12 CARE FOR DRILLING THROUGH FLOOR When drilling a hole through the floor a core often drop from a bit at the time of penetration So provide protection for personnel and material below the area 13 WHEN ABNORMALITIES OCCUR TURN OFF THE SWITCH IMMEDIATELY Turn off the switch immediately if a diamond bit stops or abnormal noises are heard during operation 14 CLEAN MAIN BODY AFTER OPERATION After operation water drops chips etc lie on the main body 15 Built in controllable clutch system 1 If you apply undue force to a drill or DIAMOND BIT stuck by steel bar suddenly we design clutch system to protect DIAMOND BIT and motor While drilling through steel bar CIRCUIT PROTECTOR might be energizes causing motor stop In this case raise DIAMOND BIT once get BIT TIP away from the work surface and then reset SWITCH on SWITCH can not be reset with BIT TIP rest on the work surface because CIRCUIT PROTECTOR would be energized again 2 If current doesn t achieve it specific current but clutch system energizes then you have to adjust clutch Please refer Chapter 9 page 16 17 to adjust clutch STANDARD ACCESSORIES SSS ee iY eee 1 Water collector 2 Spanner T 3 Spanner e eom emn ene nne nn 1 4 Anchor set Y eee een eene en nnn nnne nnne nn 1 Which includes a Anchor W1 2
5. stop water supply and extract DIAMOND BIT Entire operation is complete by cleaning the area NOTE Cores often drop from DRILL BIT at the completion of the hole Use extreme operation at high places NOTE If POLE amp MOTOR is not securely clamped chattering sound is generated and it deteriorates the life of DIAMOND BIT extremely Make frequent clamp adjustments to avoid rattling NOTE if core is stuck in DIAMOND BIT at the completion of drilling use a hammer or chisel and remove the stuck core by chipping little by little TROUBLESHOOTING ae ee el Immediate action Reason Remedy Turn SWITCH off Steel bar or stone etc Is caught between core and BIT Try to rotate BIT in both directions using spanner and to lift it out During drilling Base wanders Defective installation Reset BASE securely and re start drilling Because of excessive wear bit tip has become flush with shank Drilling Check waste SESS alam water normal operation If waste water is contaminatedwith steel chip DRILL is cutting rebar Replace BIT Adjust pressure on FEED HANDLE so as not to overload MOTOR Check Bit for abrasion BIT is worn Replace BIT Diamond is not exposed on TIP surface Dress BIT Chips are deposited on BIT Increase water feed pressure face Dress or brush BIT with a wire brush Steel chips are scorched on
6. CORE DRILL OPERATIONS MANUAL a OND PRODUCTS i SAFE TV Maintain the operation safety make sure read and understand this instruction book BEFORE operating this equipment SAFETY NOTE Since this is general instruction for safety some of them may not be applicable to some of your machines 1 Use your machine properly Don t use your machine for applications not recommended in the instruction manual 2 Safe operation by proper handling Follow the instructions in this manual to use your machine properly Do not allow children and others who are not familiar with operation to use your machine 3 Avoid moisture It could cause electric shocks Do not use your machine in rain damp wet places etc Do not allow oil or liquid to enter the machine Excessive moisture is shock hazards and worsen insulation of the motor 4 Protection against shock hazards Make sure that the power source is provided with an earth leakage breaker An earth leakage breaker is available from an electric appliance shop Ground your machine unless it is double insulated 5 Precaution against ignition and explosion Motor emits sparks during operation and when switched on and off Never use your machine in the presence of flammable and explosive atmosphere such as lacquer paint benzene thinner gasoline gaseous fumes adhesives and the like Operation in such environments is very hazardou
7. Remove steel chips BIT face MAIN SHAFT sways Replace MAIN SHAFT SHANK Get worn BIT is deformed Chips are not well discharged Repair or replace BIT Increase water pressure Increase water supply MAINTENANCE amp INSPECTION pM CAUTION Be sure to turn SWITCH off and unplug the machine before maintenance and inspection 1 Checking of DIAMOND BIT The use of a worn DIAMOND BIT dulls cutting and overload the motor and efficiency will also be decreased Replace a worn bit right away 2 Checking of carbon brush Carbon brushes included in the motor unit are consumables The excessive abrasion of carbon brushes would cause motor failure Accordingly when they are abraded up to the wear limit line bmm replace them with new ones Keep them clean so that they can slide freely within the brush holder NOTE In replacement be sure to use our genuine carbon brush You can remove carbon brushes by detaching CARBON see DESCRIPTION using a straight blade screwdriver After replacement tighten CARBON CAP securely 3 Handling of MOTOR The winding of MOTOR can be called the heart of this machine Pay attention not to flaw or stain the winding with washing oil or water etc NOTE Dust or dirt inside MOTOR is likely to cause motor failure After each use let MOTOR idle and feed air into MOTOR to drive dust and dirt out MAINTENANCE amp INSPECTION
8. ake sure the DRILL SWITCH CIRCUIT PROTECTOR is OFF before plugging your machine NOTE Never fail to supply water onto DIAMOND BIT The operation without water will damages bit tip 2 Start water feeding Water supply can be adjusted by the knob of WATER COCK Water flow as thick as a pencil 8 10mm dia is recommended 3 Turn the switch on and start drilling by turning FEED HANDLE Press lightly DIAMOND BIT on the work surface To prevent BIT from wondering apply light pressure on FEED HANDLE down to 5mm depth After that keep drilling with uniform pressure It is recommended to apply such pressure only a forefinger can perform drilling When drilling through rebar during operation reduce pressure on FEED HANDLE to avoid overloading on MOTOR NOTE DIAMOND can perform drilling with light force Do not apply excessive force Too much force reduces motor speed resulting in slow operation Excessive force energizes CIRCUIT PROTECTOR Such operation does not only shorten the life of DIAMOND BIT but also leads to motor failure While drilling through rebar CIRCUIT PROTECTOR might be energizes causing motor stop In this case raise DIAMOND BIT once get BIT TIP away from the work surface and then reset SWITCH on SWITCH can not be reset with BIT TIP rest on the work surface because CIRCUIT PROTECTOR would be energized again NOTE While current are not achieve indicate current of this machine but clutch idling
9. cond Pinion Metal Collar Plate Friction Plate Metal Bushing PART NO 2704001 2704002 2704003 2704004 2704005 2704006 2704007 2704007 2704003 2704010 2704011 2704012 2704013 2704015 2704016 2704017 2704018 2704019 2704020 2704021 2704022 2704018 2704024 2704025 2704025 2704026 2704027 2704028 2704029 2704545 lt oN O 1 DR l DER NG IL L A SPARE PARTS LIST GEAR CASE SET ITEM Third Gear Cooper Washer Metal Bushing Third Gear Plate Friction Plate Disk Spring Disk Spring Metal Collar Fine U Nut Bearing 620077 Diaphragm Plug PT 1 8 PART NO 2704544 2704543 2704545 2704544 2704028 2704029 2704034 2704034 2704036 2704037 2704018 2704039 2704040 lt SPARE PARTS LIST MOTOR SET ITEM Baffle Bearing 6201LLU Armature Bearing 6200ZZ Filling Ring 6200 O Ring Field Field Screw M5x85 Spring Washer M5 Washer M5 Motor House Brush Tube Screw M5x10 Carbon Brush Brush Cover Screw M6x45 Spring Washer M6 Washer M6 Earth Cable Earth Cable Screw Switch Cable 24cm Switch Cable 8cm LED Indicator Switch Box Power Switch Switch Cover
10. ed Plate Spring Screw M12x75 Base Water Collector Water Collector Rubber Water Collector Strip Spanner 36mm Spanner 48mm Anchor 1 2 Driving Holder Bolt 1 2 Flat Washer 1 2 Hex Nut 1 2 o PART NO 2704086 2704087 2704088 2704089 2704090 2704091 2704092 2704093 2704094 2704095 2704096 2704097 2704098 2704099 2704100 2704101 2704102 2704103 2704104 2704105 2704106 2704107 2704108 2704109 ek AD TT NN T e NOTES TO USERS 1 Checking of earth leakage breaker Before starting to use your drill make sure that the power source for the machine is provided with earth leakage breaker in accordance with safety rules and regulations and technical standards on electric equipment 2 Before plugging the machine check the following Check service voltage Use your machine at nameplate voltage If a machine is connected with voltage exceeding nameplate voltage motor speed will abnormally increase which may lead to machine break down Note Do not use your machine with D C power It is hazardous and damages the machine b Make sure that the switch is off If a machine is plugged in with the switch circuit protector turned on it will abruptly start and could lead to an unexpected accident To prevent accidental starting from a habit to make sure the sw
11. ety 13 Protect eyes with safety glasses Use safety glasses during operation Safety glasses should be worn during sawing Safety glasses are available from machine and tool shops Wear a dust musk for dusty operation 14 Maintain balance and control Unstable and unbalanced operation is dangerous Keep proper footing and balance all the time 15 Use power of specified voltage Use your machine at nameplate voltage If the machine is operated at higher voltage than specified it will decrease efficiency and abnormally increase motor speed resulting in machine failure 16 Do not force your machine Do not use your machine and accessories for a purpose for which they are not designed Excessive force not only damages your machine but also is hazardous 17 Do not carry a plugged in machine with your finger on the switch It could cause injury by accidental starting 18 Keep hands away from all cutting edges and moving parts Never touch cutting edges and moving parts during operation 19 Stop operation when abnormalities are found When the machine fails to perform properly or any abnormalities are found stop operation immediately and have it inspected and repaired 20 Unplug machine when it is not in use Unplug the machine after each use or before changing accessories cleaning inspection or at the time of power outage Before plugging the machine always check that the switch is off to avoid accidental start
12. ing 21 Do not abuse cord Never carry your machine by its cord or disconnect it by yanking the cord from the outlet It could cause disconnection or shout circuit Keep the cord away from cutting edges and heat etc If the cord is damaged stop operation right away and have it replaced or repaired 22 Handle machine with care Take care not to hit or drop the machine It could cause cracks deformation or damage on the enclosures and others 23 Always keep cutting edge sharp and clean 24 Maintain your machine carefully Keep your machine clean Especially keep the motor and switch free from dust and dirt Keep the cord away from oil and grease to protect it from damages 25 Periodical inspection ensures safety Periodically inspect your machine for safe efficient usage 26 Inspection and repairs at the authorized service center Contact our sales agents or service center for inspection or repairs When replacing parts insist on the specified genuine parts 27 Store idle machine with care When not in use store your machine in a dry secured place Keep out of reach of children Avoid wet damp and rainy places such as under eaves Storage in such places deteriorates insulation and is shock hazards USE OF CORE DRILL 1 BE SURE TO TAKE MEASURES AGAINST ELECTRIC SHOCK Make sure the power source is provided with an earth leakage breaker If not use earth leakage breaker It is available from an electric app
13. ionally Blank Intentionally Blank Please call us if for any reason you are having difficulty that cannot be resolved with the troubleshooting guide included in the back of this manual We would like to help Give us a call at 1 800 321 5336 or e mail us at dp diamondproducts com To better service our customers as expediently as possible please make sure that you have the manufacturing serial number at hand before contacting us a PRODUCTS 333 Prospect Street Elyria OHIO 44035 USA
14. itch is off before plugging your machine c Check a power receptacle If a plug can not be snugly fitted into a receptacle or come loose easily out of a receptacle repairs are required Have your nearby repair shop repair it Use of defective appliances causes overheating and invites accidents Q OPERATING INSTRUCTIONS A Machine Installation 1 Drill an anchor hole of 14 3mm to 14 5mm dia And 55mm depth at the position 200mm away from the center of a drilling hole using a hammer drill etc Only one anchor is sufficient for anchoring The use of a W 1 2 anchor is recommended when using with a bit of 130mm or more The machine can be installed any place around the drilling hole p DRILLING POSITION ANCHOR APPROX 200mm 2 Remove chips in the hole with a dust blower 3 Drive an attached anchor W1 2 securely into the hole using a driving holder 1 2 If the anchor is not secured tight enough the machine could move or fall during operation 4 Screw an attached bolt W 1 2 120mm into the anchor 5 Secure the machine temporarily with an attached hex nut W1 2 and square washer 1 2 N M HEX NUT W1 2 BASE SQUARE WASHER 1 2 BOLT W1 2 120mm NSS 6 Locate the machine properly Make horizontal vertical and angle adjustment by means of leveling bolts at four corners of the base After completing adjustment on location and leveling tighten the hex nut W1 2 and anchor the machine cor
15. liance shop To ensure safety it is recommended to wear rubber gloves and rubber boots 2 KEEP WATER OUT OF MOTOR INTERIOR If water enters the motor interior insulation performance drops which may cause electric shock and burning 3 BE SURE TO FEED WATER DURING DRILLING Since overheat of a diamond bit shortens its service life be sure to feed water during operation Do not recycle waste water 4 SECURE INSTALLATION OF MACHINE Install your machine securely Insecure installation hampers normal operation and is very hazardous 5 USE DIAMOND BIT This drill is designed for use with a diamond bit Do not use other cutting tools than a diamond bit 6 DO NOT APPLY UNDUE FORCE If you apply undue force to a drill the motor will be overheated Drilling capacity drops and service life will be shortened 7 START DRILLING AFTER ROTATION HAS INCREASED ENOUGH Turn on the switch and wait until rotational speed increase completely and then start drilling 8 KEEP HAND OFF ROTATING BIT Pay extensive care never to touch a rotating bit It is very hazardous causing serious injury 9 OPERATION AT HIGH PLACES When a drill is operated at a high place secure it on a safe and stable place 10 CARE FOR DRILLING IN CONCRETE STRUCTURE Check embedded wiring in a wall floor ceiling etc before starting operation 11 DO NOT USE A DRILL UPWARDS Since water is always used for operation upward operation causes water to
16. means DIAMOND BIT idling but motor still operating then you have to do adjustment as following 1 First of all use hexagon spanners 5mm to loosen screw which inside the adjust hole Clutch adjust hole 2 Second use screwdriver to let ADJUST SCREW which inside the system get stuck Adjust screw ior 2 p Screwdriver 3 Use spanner which our machine enclosed to hold the DIAMOND BIT and counter turn about 15 degree till tighten the clutch Counter turn about 15 degree POLE FIXING SCREW BASE FIXING SCREW 4 Variable angle rail design Allows for variable drilling angle First use two spanners of No 17 to loosen BASE FIXING SCREW Second use spanner No 14 to loosen POLE FIXING SCREW then angle rail can be adjust After adjustment fixed BASE FIXING SCREW and POLE FIXING SCREW 5 LED ELECTRIC CURRENT INDICATOR LED electric current indicator improves drilling efficiency protects mechanism and prolongs working life Keep in yellow light during drilling If it shows in red light please slow down the drill speed to prevent motor overheat An current of each light as following 1 First Green light current are under 12A 2 Second Green light current between 12 16 3 Third Green light current between 16A 20A 4 Fourth yellow light current between 20 24 5 Fifth red light current are above 24 6 After completion of drilling turn off SWITCH
17. rectly B Cutter Attachment amp Water Supply 1 Thread DIAMOND BIT onto DRILL end By applying a little coating of grease then the bit will be removed easily Use our recommended DIAMOND BIT The use of an un recommended bit could lead to insufficient performance of the machine 2 Connect a hose between WATER COCK and a water source for water feeding The water cock can accept either a vinyl hose Internal dia 15mm or a one touch coupler female When you connect vinyl hoses secure them with a hose band When a water source is not available nearby the use of a water tank T 13L optional accessories is recommended 3 Use WATER COLLECTOR If equipped at a site where waste water is not allowed to spatter Retain WATER COLLECTOR by means of RETAINING FITTING in such a way that the drain hole of WATER COLLECTOR should face right downward Tighten the wing nuts on RETAINING FITTING to such a extent that the cushion rubber of WATER COLLECTOR should closely fit the concrete surface The nuts can be easily tightened by lightly pressing WATER COLLECTOR 7 4 WATER COLLECTOR RETAINING FITTING 4 Connect a vinyl hose internal dia 15mm with the drain hole of WATER COLLECTOR and place the other end of he hose into a bucket etc In the case water is disposed because water flows downward naturally So this type of water disposal may not work well for drilling in a horizontal surface like floor C Start Drilling 1 M
18. s 6 Keep work area clean and well lit Cluttered dark work areas invite accidents 7 Keep bystanders away Bystanders especially children should be kept at a safe distance from the work area 8 Insist on genuine accessories and cutting tools Use recommended cutting tools and accessories The use of accessories other than recommended is hazardous 9 Use right parts in right place Be sure cutting tools and accessories are properly installed in a right place and right way It is hazardous to use the machine with accessories loose fitted or tightened too much by means of unrecommended tools Do not remove secured cover or screws which are essential for safety 10 Check before each use Never forget to remove tools such as a spanner or screwdriver used for inspection and installation Since such tools could be flung away at starting operation with such tools attached is very dangerous Make a habit of checking that locking devices are removed from your machine before turning it on 11 Full open vents on motor The events on the motor is essential for motor cooling Do not cover the vents on your motor to shut off dust Do not insert metal pin etc through the vents It is shock hazards 12 Dress properly Wear proper dress for operation Do not wear ties loose fitted sleeves knitted gloves etc They may be caught in moving parts Wear safety cap rubber gloves and rubber soled shoes to ensure saf
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