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USER MANUAL

INDUCTION HEATER IHN080/120

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Summary of Contents for IHN0120

Page 1: ...USER MANUAL INDUCTION HEATER IHN080 120 SUBSCRIBE TO NSK NEWSLETTER SUBSCRIBE TO NSK NEWSLETTER ...

Page 2: ... 4 2 1 Components 4 2 2 Technical Data 5 3 Installation of Mains Plug 5 4 Preparation for Use 6 5 Operation 7 5 1 Function of Displays 7 5 2 Function of Buttons 8 5 3 Temp Mode 8 5 4 Time Mode 9 5 5 Temperature Measurement 9 5 6 Change of Temperature Unit 9 5 7 Demagnetisation 9 5 8 Power Level Selection 10 6 Safety Features 10 7 Troubleshooting 11 8 Spare Parts 11 ...

Page 3: ... hot workpieces Wear the supplied heat resistant gloves to handle hot workpieces Safety Recommendations 1 Introduction The IHN080 120 induction heater is designed to heat bearings that are mounted with an interference fit onto a shaft The heat causes the bearing to expand which eliminates the need to use force during installation A 90 C 194 F temperature difference between the bearing and shaft is...

Page 4: ...piece Because the heat is generated within the workpiece all of the heater components remain cool 2 Description The operation of the heater is controlled by the internal electronics in either of two modes The operator can either select the desired temperature of the bearing in TEMP MODE or set the length of time that the bearing will be heated in TIME MODE The power level can be adjusted in steps ...

Page 5: ...Workpiece maximum weight Bearing 80 kg solid component 40 kg Bearing 120 kg solid component 60 kg Maximum heating temperature Approx 400 C 752 F Approx 400 C 752 F Standard yoke dimensions 55 x 55 x 275 mm for Ø of 80 mm 28 x 28 x 275 mm for Ø of 40 mm 14 x 14 x 275 mm for Ø of 20 mm 55 x 55 x 275 mm for Ø of 80 mm 28 x 28 x 275 mm for Ø of 40 mm 14 x 14 x 275 mm for Ø of 20 mm 3 Installation of M...

Page 6: ... torque 5Nm Turn the screw 5 on top of the swivel head to position the top yoke The top yoke must contact as much of the upper surface of the right hand side post B as possible Noise during operation could indicate that the top yoke is not positioned properly Special notes for the IHN120 The yoke support is required when either of the smaller yokes 28 x 28mm or 14 x 14mm is installed Install the y...

Page 7: ... If you will use TEMP MODE plug the temperature probe into the connector on the left side of the heater Place the magnetic end of the probe on the inner ring of the bearing or on the innermost surface of the workpiece Use the power switch on the left side to switch on the IHN080 120 Observe the self test of the display and signal tone 5 Operation 5 1 Function of Displays A The main display shows t...

Page 8: ... bearing specifications to determine the maximum permitted temperature Always ensure the bearing does not lock due to an excessive expansion of the inner ring compared to outer ring See section 5 8 All Spherical Roller Bearings SRBs are subjected to a special heat treatment These bearings can be operated at temperatures as high as 200 C 392 F Heating these bearings above 110 C 230 F will not cause...

Page 9: ...econds Press START STOP to cancel the acoustic signal and stop the heater Remove the workpiece with proper handling equipment The IHN080 120 is now ready to heat another workpiece with the same settings 5 5 Temperature Measurement When the heater is not operating the temperature of the workpiece can be measured by pressing MODE and START STOP at the same time The LED on the START STOP button flash...

Page 10: ...ister a temperature increase of 1 C 2 F every 15 seconds To increase the interval to 30 seconds press MODE and DOWN at the same time Additionally the IHN120 is equipped with a main switch with over current circuit breaker The shape weight size and internal clearances all affect the amount of time required to heat a bearing The large variety of bearing types prevents the possibility of providing a ...

Page 11: ...unication with power printed circuit board Return heater for repair E09 E Overheated printed circuit board Wait until the printed circuit board cools 8 Spare Parts Description Part Number Spare temperature probe IHNP2SENSOR Spare protective gloves IHNGLOVES Spare set support yoke 55 x 55 x 100 mm for IHN080 120 IHN080 120 YS Spare yoke 10 x 10 x 275 mm for IHN080 120 IHN080 120 Y1 Spare yoke 14 x ...

Page 12: ...uartier de l Europe 2 rue Georges Guynemer 78283 Guyancourt Cedex Tel 33 0 1 30573939 Fax 33 0 1 30570001 info fr nsk com Germany Austria Switzerland Nordic NSK Deutschland GmbH Harkortstraße 15 40880 Ratingen Tel 49 0 2102 4810 Fax 49 0 2102 4812290 info de nsk com Italy NSK Italia S p A Via Garibaldi 215 20024 Garbagnate Milanese MI Tel 39 02 995 191 Fax 39 02 990 25 778 info it nsk com Poland C...

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