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3

 

2. Description 
 

a) Motor 

 

b) Spindle 

 

c) Control Panel 

 

d) Magnet Foot 

 

e)  Arbor MT 3 

 

f) Depth 

Scale 

 

g)  Hexagon screw for the adjustment of the motors´ stroke range 

 

j)  Recess for safety belt 

 

k)  Adjusting screws for adjusting the slide 

 

 

Summary of Contents for 18615

Page 1: ...Alfra Rotabest Midi 50 50 Metal Core Drilling Machine Operation Manual 06 2003...

Page 2: ...est Midi 50 50 Input 1200 Watt No Load rpm 250 450 rpm Tool Holder MT 2 Voltage see nameplate Magnetic Adhesion 16000 N Boring max in Steel Core Cutter 50 mm Twist Drills 20 mm Cutting Depth 50 mm Str...

Page 3: ...ption a Motor b Spindle c Control Panel d Magnet Foot e Arbor MT 3 f Depth Scale g Hexagon screw for the adjustment of the motors stroke range j Recess for safety belt k Adjusting screws for adjusting...

Page 4: ...olholder MT 2 Prior to use Read Operation Manual Pay attention to Safety Precautions Appropriate Use This device is destined to Cut material with magnetizable surface with core cutters twist drills an...

Page 5: ...st correspond Personal protection equipment When working with this device wear the following protection equipment Safety goggles appropriate footwear ear protection hair net for long hair possibly als...

Page 6: ...agnet foot now reaches its maximum magnetic adhesion In case of a damaged magnet the motor won t start To switch off machine proceed in reverse order MOTOR OFF and then MAGNET OFF Change of tools How...

Page 7: ...with ejector pin on a marked center or marking Drilling with ALFRA Rotabest cutters does not require much expenditure of force Set the cutter and spot drill until the entire cut edge is formed as a c...

Page 8: ...e country The Metal Core Drilling Machine ALFRA ROTABEST should be serviced after appr 250 hours running time by our Alfra workshop or appointed dealers Only use genuine ALFRA spare parts Spare part l...

Page 9: ...mm MT 2 Product No 18008 Attachment for clamping pipes Product No 18019 Vacuum device Vacubest Product No 18150 Coolant unit Product No 18104 Pressure Pump for coolant 5 Liter Product No 20301 Alfra...

Page 10: ...of of an electromagnetic amicability took place according the appropriate EC Specification 89 336 EWG after the following norms EN 61000 3 2 1995 A1 1998 A2 1998 EN 61000 3 3 1995 EN 55014 1 1993 A1 1...

Page 11: ...90410 5 19 189040510 4 20 189020512 11 21 189040516 1 22 189030516A 1 23 189010650 4 24 189010880 1 26 189184816 4 27 189100019 1 28 189112535 1 29 189490503 2 30 189301080 1 31 189041210 3 33 1896010...

Page 12: ...073 4 14 189601018 1 15 189502058 1 16 189502074 B 1 17 189502066 1 18 189502018 1 19 189502019 1 20 189502020 1 21 189502021 1 24 189502078 1 25 189302020 1 32 189502032 1 33 189502033 1 34 189502034...

Page 13: ...13 11 Circuit diagram...

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