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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, Ota-ward, 

Tokyo, 146-8555, Japan

Tel  : 81 (3) 3755-1111 

Fax : 81 (3) 3753-8791

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

PORTABLE MAGNETIC DRILLING MACHINE

Read this manual careflly 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 A-100

Professional Tool 

For Side-Lock Type Annular Cutter Only

Specifications

Model

A-100

Power Supply (Single Phase)

220-240 V 

 AC 50/60 Hz

Drill motor

Rated Power Consumption

1600 W

Rated Current

7.4

No-load Speed

330 min

-1

 

Magnet Power Consumption

80 W

Drilling Capability

MAX.  Hole diameter  

φ

100 mm (3-15/16”)

MAX.  Plate thickness      75 mm (2-61/64”)

Max Magnetic Force

17640 N

Magnet Size

134 x 256 mm (5-1/8”×10-5/64”)

Weight

50 kg (110.20lbs.)

A-100E.indd   1

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Summary of Contents for ATRA ACE A-100

Page 1: ...ortable 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 A 100 Professional Tool For Si...

Page 2: ...PORTABLE MAGNETIC DRILLING MACINE 4 1 APPLICATION 7 2 RECEIVING INSPECTION 7 3 PART NAMES 7 4 FUNCTIONS OF ELECTRONIC CONTROL 8 5 MACHINE SETUP 8 6 MACHINE OPERATION 10 7 TROUBLESHOOTING 13 8 MAINTENA...

Page 3: ...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 ot...

Page 4: ...rate 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...

Page 5: ...he 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 cau...

Page 6: ...ust take precautions to prevent the machine from falling This machine comes with a Chain The chain is to be used to fasten the machine to the work piece If you do not use the chain it is possible that...

Page 7: ...about Cutting Oil CAUTION Always use a compatible Pilot Pin The Pilot Pin must be compatible with the cutter An improper Pilot Pin may result in an accident Do not use power that is generated by an e...

Page 8: ...act sales agent through which you have purchased your machine or an authorized dealer near you for corrective actions Part Name Q ty Check ATRA ACE 1set Hex Socket Screw Key 2 1 Hex Socket Screw Key 2...

Page 9: ...s and re sharpen them if they are worn out To continue drilling the remaining workpiece after inspection eliminaite chips and slowly feed the handle up to 2 to 3 mm at the beginning of drilling 5 MACH...

Page 10: ...immediately wash it away with plenty of water and soap Take off contaminated clothes Clean the clothes if you need to wear it again If your skin feels irritated consult with a medical doctor for medi...

Page 11: ...operating the Motor Switch CAUTION When the Trigger Switch of the Electric Drill is not turned on the Electric Drill will not start even the Main Dial Switch on the side of the body is turned to the D...

Page 12: ...vated Turn on the Magnet The Main Dial Switch Lamp will glow and magnetic power will come on Lamp Drill Motor Magnet Fig 22 6 Set the Stabilizer properly WARNING The Stabilizer serves as the effective...

Page 13: ...finished At the end of drilling operation slug will pop out automatically ejected by the spring operated Pilot Pin Should a slug left in the hold sticking remove it from the hole by tapping the collar...

Page 14: ...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 Swit...

Page 15: ...punched hole causing drilling accuracy to deteriorate See that the tip is sharp from time to time If you find it too dull regrind or replace as required When regrinding do so carefully for grinding w...

Page 16: ...81 81x75L TJ16656 56x75L TJ16682 82x75L TJ16657 57x75L TJ16683 83x75L TJ16658 58x75L TJ16684 84x75L TJ16659 59x75L TJ16685 85x75L TJ16660 60x75L TJ16686 86x75L TJ16661 61x75L TJ16687 87x75L TJ16662 62...

Page 17: ...92 93 94 95 96 97 98 60 33 133 35 134 36 62 10 Exploded Diagram Machine WARNING This diagram is for reference only Do not attempt service or repair the Nitto Portable Magnetic Drilling Machine Do not...

Page 18: ...Hex Nut M4 5 55 TQ10920 Solid Relay G3NA220B DC5 24 1 56 TP16739 Transfomer 2H2403 1 57 TB01396 Print Board Ass y 1set 58 TP14698 Cable Connector 2 59 TA97849 Cabtyre Cable Ass y 1 25 3 core 1set 60 T...

Page 19: ...A 100E indd 18 12 11 28 2 26 26 PM...

Page 20: ...ORE 408564 Tel 65 6227 5360 Fax 65 6227 0192 NITTO KOHKI CO LTD BANGKOK REPRESENTATIVE OFFICE M A Business Center 38Q House Convent Bldg 7th Floor Unit 7A Convent Rd Silom Bangrak Bangkok 10500 Thaila...

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