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Operating instructions Electrode grinding machine TGM 40230 Handy 099-003412-EW501 16.11.2015 Register now and benefit! Jetzt Registrieren und Profitieren! www.ewm-group.com...
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+49 2680 181-0. A list of authorised sales partners can be found at www.ewm-group.com. Liability relating to the operation of this equipment is restricted solely to the function of the equipment.
Safety instructions Notes on the use of these operating instructions Safety instructions Notes on the use of these operating instructions DANGER Working or operating procedures which must be closely observed to prevent imminent serious and even fatal injuries. • Safety notes include the "DANGER" keyword in the heading with a general warning symbol. •...
Safety instructions Explanation of icons Explanation of icons Symbol Description Special technical points which users must observe. Correct Wrong Press Do not press Press and keep pressed Turn Switch Switch off machine Switch on machine enter the menu ENTER Navigating in the menu NAVIGATION Exit the menu EXIT...
Safety instructions General General WARNING Risk of accidents due to non-compliance with the safety instructions! Non-compliance with the safety instructions can be fatal! • Carefully read the safety instructions in this manual! • Observe the accident prevention regulations and any regional regulations! •...
Safety instructions Transport and installation 2.4.1 Ambient conditions CAUTION Equipment damage due to dirt accumulation! Unusually high quantities of dust, acid, corrosive gases or substances may damage the equipment. • Avoid high volumes of smoke, vapour, oil vapour and grinding dust! •...
Documents which also apply 3.2.1 Warranty For more information refer to the "Warranty registration" brochure supplied and our information regarding warranty, maintenance and testing at www.ewm-group.com! 3.2.2 Service documents (spare parts) DANGER Do not carry out any unauthorised repairs or modifications!
Design and function Documents which also apply Design and function WARNING Health risks due to electrode materials! Welding electrodes may contain materials that are damaging to health! • Observe the information from the electrode manufacturer! CAUTION Open infeed channel! If the infeed channel is left open, chips and dirt particles can be expelled from the channel when the grinding disk is running and might get into the eyes or be breathed •...
Design and function Presets Presets 5.1.1 Selecting the grinding track If the result is not satisfactory, the grinding machine provides the option to select different tracks on the disk, depending on the wear of the diamond disk. Figure 5-1 Item Symbol Description Guide element for setting the grinding tracks "S"...
Design and function Presets 5.1.2 Preparing electrodes for the grinding process Various collet chucks modified to the electrode diameter should be used to secure the electrodes for the grinding process. Status on delivery! The collet chuck for an electrode with a diameter of 2.4 mm is pre-fitted in the electrode holder at the factory.
Design and function Presets 5.1.3 Setting the grinding angle of the tungsten electrode The grinding angle can be set from 15° to 180° in 5° increments. The angle of 180° creates a right-angled surface at the electrode tip. Figure 5-3 Item Symbol Description Clamping bolt...
Design and function Setting the speed Setting the speed Using a speed that matches the electrode diameter is very important to achieve precise and clean grinding of the electrode. Figure 5-4 Item Symbol Description Motor casing Mains connection cable - See 7 Technical data chapter Speed controller •...
Design and function Inserting the electrode Inserting the electrode Before every grinding operation: Set the electrode grinding using the grinding attachment clamping bolt depth gauge. Figure 5-5 Item Symbol Description Infeed channel Grinding attachment Depth gauge Electrode holder Inspection glass Electrode Grinding disk Depth gauge setting bolt...
Design and function Grinding the electrode Grinding the electrode Figure 5-6 Item Symbol Description Grinding attachment Infeed channel Stop piece Electrode holder • Check that the on/off switch is in the "0" position. • Connect the machine to the power supply. •...
Maintenance, care and disposal Grinding the electrode Maintenance, care and disposal WARNING Mains voltage! All mains and supply lines on the machine being tested must be disconnected before cleaning or testing. • Disconnect all mains and supply lines. Operation without a filter! Operating the grinding machine without a filter cartridge may mean that poisonous dust, chips and smoke are expelled from the machine.
Maintenance, care and disposal Changing the filter Changing the filter The filter needs to be changed when there are considerable deposits of grinding particles on the inspection glass. Figure 6-1 Item Symbol Description Filter casing Retainer grille Retaining bolt Motor casing Allen key, SW 4 Filter cartridge Rubber seal...
Technical data TGM 40230 Handy Technical data TGM 40230 Handy Weight without accessories 2.5 kg Performance 850 W Mains connection (EN 50144) 230 V/50 Hz 8000 – 22000 U/min Speed Diamond disk diameter 40 mm 0.8-4.0 mm Electrode diameter Grinding angle 15-180°...
Accessories Replaceable parts Accessories Replaceable parts Type Designation Item no. DG Handy Diamond disk for EWM tungsten electrode grinders 098-003673-00000 EXCENTER excenter 098-004309-00000 COL Porta/Handy Ø 0.8 mm Collet chuck for EWM tungsten electrode grinders 098-003696-00000 COL Porta/Handy Ø 1.0 mm...
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