Nitto Kohki AO-5575 Instruction Manual Download Page 1

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The speciﬁcations and conﬁgurations contained in this document are subject to

change without prior notice due to improvements we are making day in, day out.

Manufactured by :

NITTO KOHKI Co., Ltd.

2-9-4, Nakaikegami, Ohta-ku,
Tokyo, 146-8555, Japan
TEL :

(81)-3-3755-1111

FAX :

(81)-3-3753-8791

E-mail : [email protected]
URL :

www.nitto-kohki.co.jp

Keep the manual handy – so you can use it whenever necessary.

PORTABLE MAGNETICDRILLING MACHINE

Read this manual carefully before operating your Nitto Kohki
Portable Magnetic Drilling Machine. Keep this manual with
your machine. All users of the Nitto Kohki Portable Magnetic
Drilling Machine must read this manual.

ATRA ACE

Model AO-5575

Professional Tool

For One-Touch Type Annular Cutter Only

(Side-Lock Type Annular Cutter cannot be used.)

Speciﬁcations

Model

AO-5575

Power Supply (Single Phase)

220-240 V

50/60 Hz

Drill Motor

Rated Power Consumption

1150 W

Rated Current

5.4 A

No-load Speed

350/650 min

-1

Load Speed

250/450 min

-1

Magnet Power Consumption

50 W

Hole Capacity

JETBROACH One-touch type

Max. Hole Diameter 55 mm dia.
Max. Plate Thickness 75 mm

HI-BROACH One-touch type
AUSTBROACH

Max. Hole Diameter 50 mm dia.
Max. Plate Thickness 50 mm

Magnet Holding Power

10 kN

Magnet Size

86 × 170 mm

Weight

18 kg

Short - Circuit Current Rating

5kA

Original Instructions

Summary of Contents for AO-5575

Page 1: ... your machine All users of the Nitto Kohki Portable Magnetic Drilling Machine must read this manual ATRA ACE Model AO 5575 Professional Tool For One Touch Type Annular Cutter Only Side Lock Type Annular Cutter cannot be used Speciﬁcations Model AO 5575 Power Supply Single Phase 220 240 V AC 50 60 Hz Drill Motor Rated Power Consumption 1150 W Rated Current 5 4 A No load Speed 350 650 min 1 Load Spe...

Page 2: ... instructions supplied are not followed Do not allow the main body or the power source to get wet as it will cause electric shock and leakage Using this tool improperly could result in serious injury Read the instruction manual before using Always wear suitable eye protection Always wear suitable hearing protection Always wear respiratory protective equipment PPE Sound Pressure Level Maximum 85dB ...

Page 3: ... tip will cause severe injuries Always keep all parts of your body away from the cutting tip Always keep your hand and clothing away from the cutting tip ABOUT THE WORK AREA Keep Work Area Clean Always keep your work area clean Cluttered work areas cause accidents Always keep clear of other objects Never use the magnetic drilling machine when it is wet Always use the drilling machine in a dry area...

Page 4: ...Do not operate the machine with a damaged or worn pilot pin Do not operate the machine with any damaged accessory Operating the machine with any damaged part or accessory can cause accidents and severe injuries If there is any damage to the magnetic drilling machine do not operate the machine Take it to an authorized Nitto Dealer for repair Always have the magnetic drilling machine repaired at an ...

Page 5: ...g the Magnet turn the switch to the OFF position and pull the Plug out of the power source Do not use the Drill Motor for over 30 minutes Uninterrupted operation of the Drill Motor for over 30 minutes generates heat This heat can cause a ﬁre Never use the Drill Motor for over 30 minutes When you are not using the Drill Motor turn the switch to the OFF position and pull the Plug from the power sour...

Page 6: ... not use the chain it is possible that the machine may fall Fig 4 If use of the chain is not possible because of the size of the work piece you must use another method of securing the machine Use a Supporting Magnet Assy to prevent the machine from falling The use of a Supporting Magnet Assy is shown below Fig 5 Shackle Chain Fig 4 Supporting Magnet Assy Fig 5 Always set the Magnet in the proper p...

Page 7: ...ngine driven welder as a power source may cause your magnetic driven machine to malfunction Power from an engine driven welder can damage the electronic circuits in your portable drilling machine Use a Proper extension cord Do not use an extension cord that is too thin Do not use an extension cord that is too long Do not use an extension cord that is wound on a drum Do not share an extension cord ...

Page 8: ...akes place 2 RECEIVING INSPECTION Upon unpacking check to see that the shipment is complete without damage or oil leakage in transport Should you find any damage or short shipment please contact sales agent through which you have purchased your machine or an authorized dealer near you for corrective actions Package Contents Q ty Check ATRA ACE 1set Pilot Pin 08050 1 Hex Socket Screw Key 3 1 Hex So...

Page 9: ...8 3 PART NAMES Fig 8 ...

Page 10: ...r restored To resume operation turn ON the Motor Switch on the rear of the machine to start the Drill Motor 4 4 Magnet Interlocking Function If the magnet is disconnected the lamp will blink in red and the Drill Motor will not revolve When the Magnet fails the Drill Motor will not start revolving To repair defective Magnet please contact sales agent through which you have purchased your machine or...

Page 11: ...ff Fig 13 Fig 13 5 5 Setting the Change Knob CAUTION Change gear only after switching off the line and stopping rotation Slide the Change Knob to the end If the Slotted Head Screw projects from the Change Knob it means the gear change is insufﬁcient and the gears may break Check this before operation Change knob Slotted head screw Fig 14 Change the drill speed to suit the type and size of the cutt...

Page 12: ...ustrial waste in accordance with the local laws and regulations Treat flushing water through pH adjustment condensation sedimentation activated sludge process activated carbon adsorption etc and discharge it in accordance with the regulations of your local municipal bylaw Residual dross will remain in an emptied container be careful when handling an empty container 7 Others When Cutting Oil is pou...

Page 13: ...ll Motor MAGNET MOTOR push push Fig 17 Fig 18 2 Stop Drill Motor OFF Fig 19 Turning the Motor Switch OFF stops the Drill Motor Magnet OFF Fig 20 Turning the Magnet Switch OFF turns off the switch lamp and Magnet power MAGNET MOTOR push push Fig 19 Fig 20 6 2 Drilling Procedure 1 Punch Marking Put a rather large punch mark in the workpiece by driving a punch down with a hammer The punch mark will b...

Page 14: ...NG Don t press the Rod Handle strongly or the Magnet may lift causing the main body to swing CAUTION Only perform drilling operation when the Overload Detector Lamp is lit in green and orange If drilling operation continues while the lamp is lit in red the Drill Motor may burn out For the first 2 to 3mm 5 64 7 64 of the drilling operate the drill gradually and only apply a light force to the Rod H...

Page 15: ...may not be fed into the workpiece with too much force Spacing between each step of drilling operations should be so arranged that the Pilot Pin will always hit the material yet to be machined Fig 30 File away any excesses Fig 30 6 4 Drilling Stacked Plates CAUTION Remove slug as each plated is finished otherwise being blocked by the slug left unremoved the cutter cannot cut into the next layer of ...

Page 16: ... is disconnected Request for repair Orange lamp blinks the workpiece is displaced after magnet attraction Fix the workpiece Drill Motor stops during drilling Magnet is not working with Magnet lamp not illuminating Power failure has occurred or power supply plug is disconnected After power failure is restored or power supply plug is re connected turn on Motor Switch again The rotation of Drill Moto...

Page 17: ...ssive clearance make adjustment by tightening 5 slide board adjusting screws on the side of the machine using the same torque all round so that the Drill Motor will not come down on its own weight Fig 31 8 4 Bracket Inspection and Oiling Among other things drilling accuracy hinges on the Bracket that supports the Arbor Body See that the three Hexagon Socket Bracket mounting bolts are tight from ti...

Page 18: ...with no load for approx 10 minutes Fig 34 9 OPTIONAL PARTS 9 1 Nitto Brand Cutting Oil CAUTION Use Nitto brand Cutting Oil for Atra Ace Part No Part Name TB01507 Cutting Oil 2ℓ Light Blue 9 2 Pilot Pin metric size Part No Part Name Depth mm Applicable Cutter mm TK01167 Pilot Pin 06025 25 Hi Broach 12 to 17 dia Jetbroach 12 to 17 dia TJ12696 Pilot Pin 08025 Hi Broach 17 5 to 35 dia TJ15859 Pilot Pi...

Page 19: ...lade to the Blade Base in the direction as shown in the ﬁgure 2 Mount cutter Loosen the Hex Socket head Cap Screws 5 12 and pull the Blade in the direction as shown by the arrow until it no longer moves And then mount a cutter 3 Set the blade Set the Blade in the way that the cutter and the blade will have a clearance of 0 3 mm 0 5mm and fasten it securely to the Blade Base with Hex Socket head Ca...

Page 20: ...01010 25 75 TK01020 35 75 TK01030 45 75 TK01116 55 75 TK01011 26 75 TK01021 36 75 TK01031 46 75 Hi Broach One Touch Type 25L metric sizes Part No Diameter Depth mm Part No Diameter Depth mm Part No Diameter Depth mm Part No Diameter Depth mm TK00698 12 25 TK00341 21 5 25 TK00354 30 25 TK00710 42 25 TK00699 13 25 TK00342 22 25 TK00355 31 25 TK00711 43 25 TK00700 14 25 TK00343 22 5 25 TK00356 32 25 ...

Page 21: ...not attempt to service or repair the Nitto Portable Magnetic Drilling Machine Do not take the machine apart Contact an authorized Nitto dealer for all service and repair of the machine Improper service and repair can cause accidents and severe injuries Never attempt to modify the machine Never attempt to service or repair the machine yourself ...

Page 22: ...e 47 TQ07089 Oil Tank Cover 1 48 TQ11062 Rubber Cap 1 49 TQ07064 Oil Tank 1 50 TQ06786 Rubber Plug 1 51 LQ04533 Housing 1 52 TP02931 Set Screw 1 53 TQ00730 Hex Socket Set Screw with Dog Point 6 20 5 54 TP07419 Hex Nut Type3 M6 5 55 TB05739 LED Ass y 1set 56 TQ07088 Packing Pole 1 57 TQ10600 Hex Socket Head Cap Screw 4 18 2 58 TB01363 Side Slip Detection Function Ass y 1set 59 TB07566 Square Pole A...

Page 23: ...ating Tubing 1 214 TQ06849 Self Tapping Screw HC3 9 60 2 215 TQ06848 Air Guideing Ring 1 216 TQ06839 O Ring 22 2 5 1 217 TP00468 Ball Bearing 608ZZ 2 218 TB07203 Armature Ass y 1set 219 TP01036 Internal Retaining Ring C28 1 220 TP00498 Ball Bearing 6001ZZ 1 221 TP06390 External Retaining Ring C11 1 222 TB05479 Bearing Bracket Ass y 1set No Part No Part Name Q ty Price 223 TQ10648 Label Caution Cha...

Page 24: ...w nitto australia com au NITTO KOHKI Co Ltd Singapore Branch 10 Ubi Crescent 01 62 Ubi Techpark Lobby D Singapore 408564 Tel 65 6227 5360 Fax 65 6227 0192 http www nitto kohki co jp e nksb NITTO KOHKI Co Ltd Shanghai Representative Office 1117 Ruijing Building Maoming South Road Shanghai 200020 China Tel 86 21 6415 3935 Fax 86 21 6472 6957 http www nitto kohki cn NITTO KOHKI Co Ltd Shenzhen Repres...

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