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DeWalt DWE4357 Service Repair Training
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DeWalt DWE4357 Service Repair Training

DeWalt DWE4357 Service Repair Training

1700w small angle grinder
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DWE4357
1700W SMALL ANGLE GRINDER
EUROPEAN SERVICE REPAIR TRAINING
A
K
DWE4357
V
1.0

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Summary of Contents for DeWalt DWE4357

  • Page 1 DWE4357 DWE4357 1700W SMALL ANGLE GRINDER EUROPEAN SERVICE REPAIR TRAINING...
  • Page 2 DWE4357 Follow the safety instruction Before attempting any repairs, the following should be observed, Ensure that the correct tool is used and only use good quality hand tools. Ensure the work shop is clean and tidy. Always wear protective clothing, Overalls, safety gloves, safety glasses, safety hat/net etc.
  • Page 3 ADDENDUM FOR KEY (LEGEND OF SYMBOLS) ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH RUSSIAN ПРОКОНТРОЛИР УЙТЕ CHECK ÜBERPRÜFEN CONTROLLARE CONTROLER COMPROBAR VERIFIQUE CONTROLEREN ПОСМОТРИТЕ ВНИМАНИЕ ! ATTENTION ! ACHTUNG ! ATTENZIONE ! ATTENTION ! ATENCION ! ATENÇÃO! ATTENTIE ! КОРРЕКТНО CORRECT RICHTIG CORRETTO...
  • Page 4 ADDENDUM FOR KEY (LEGEND OF SYMBOLS) ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH RUSSIAN LEVANTAR ИЗВЛЕКИТЕ LIFT OVER ANHEBEN SOLLEVARE SOULEVEZ LEVANTAR OPHEFFEN SOBRE A DÉVERROUILLE DESBLOQUEO ONTGRENDEL РАЗБЛОКИРУЙТ UNLOCK THE MECHANISMUS SBLOCCA IL DESLOCAR O R LE Е МЕХАНИЗМ MECHANISM ÖFFNEN MECCANISMO...
  • Page 5 ADDENDUM FOR KEY (LEGEND OF SYMBOLS) ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH RUSSIAN ДАТА HERSTELLUNGS- DATA DI FECHA CÓDIGO DE DATE CODE DATE CODE DATUM CODE ПРОИЗВОДСТВА DATUM PRODUZIONE FABRICACION PRODUÇÃO СОБЕРИТЕ В ОБРАНОЙ ASSEMBLY ZUSAMMENBAU ASSEMBLAGE MONTAGE MONTAGEM ASSEMBLAGGIO MONTEREN ПОСЛЕДОВАТЕ...
  • Page 6 ADDENDUM FOR KEY (LEGEND OF SYMBOLS) ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH RUSSIAN ДВОЙНАЯ DOUBLE DOPPIO ISOLATION DOBLE DUPLO DUBBEL- SCHUTZISOLIER ИЗОЛЯЦИЯ INSULATED ISOLAMENTO TOTALE AISLAMIENTO ISOLAMENTO GEÏSOLEERD МИГАНИЕ BLINKING BLINKEN LAMPEGGIO CLIGNOTTANT INTERMITENTE INTERMITENTE KNIPPEREN СВЕТОДИОДА ВЫКЛЮЧИТЕ SWITCH OFF AUSSCHALTEN SPEGNERE ETEIGNEZ...
  • Page 7 DWE4357 Repair workbench EUROPEAN SERVICE REPAIR TRAINING...
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  • Page 12 DWE4357 4 screws M4x22 T 20 EUROPEAN SERVICE REPAIR TRAINING...
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  • Page 15 DWE4357 5 screws 1 screw M4x20 M4x40 T 20 EUROPEAN SERVICE REPAIR TRAINING...
  • Page 16 DWE4357 EUROPEAN SERVICE REPAIR TRAINING...
  • Page 17 DWE4357 Rheolube 380G1 15-17 гр. EUROPEAN SERVICE REPAIR TRAINING...
  • Page 18 DWE4357 10 mm 1 nut EUROPEAN SERVICE REPAIR TRAINING...
  • Page 19 DWE4357 4 screws M4x40 T 20 EUROPEAN SERVICE REPAIR TRAINING...
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  • Page 36 DWE4357 EUROPEAN SERVICE REPAIR TRAINING...
  • Page 37 DWE4357 4 screws M3x13 T 15 EUROPEAN SERVICE REPAIR TRAINING...
  • Page 38 DWE4357 EUROPEAN SERVICE REPAIR TRAINING...
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  • Page 47 DWE4357 Do not exchange the module before the magnet, place on the armature has been checked If the unit comes into the service and it doesn't work at all, or particularly it spins a quarter only, the four pole ferrite-magnet ring must be checked regarding correct polarity.
  • Page 48 DWE4357 Detector foil makes magnetic fields visible Use a detector foil and check the four single areas at the four pole ferrite-magnet ring between the four borders (red lines). If the picture shows a very clear border as shown below, the four pole ferrite-magnet ring seems to be ok. All four invisible boundaries must be checked.
  • Page 49 DWE4357 If there is a line between the boundaries as shown below, a repolarization has taken place, with the consequences, the armature has damaged and must be replaced. All four areas of the four pole ferrite-magnet ring must be checked.
  • Page 50 DWE4357 EUROPEAN SERVICE REPAIR TRAINING...
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  • Page 57 DWE4357 After all the compounds have been completed, apply 10 ml. white acrylic sealant in the areas above . EUROPEAN SERVICE REPAIR TRAINING...
  • Page 58 DWE4357 EUROPEAN SERVICE REPAIR TRAINING...
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  • Page 64 DWE4357 LED Indicator Guide: LED Indicator Status Description / Problem Solution for Operator No Issue Tool is plugged in and a has power. E-switch Protection The switch is in the ON position when power is applied. The Cycle the switch to restart.
  • Page 65 DWE4357 Tool Features that affect operation PROBLEM ITEM CAUSE & ANALYSIS REMEDY PROBLEM ITEM CAUSE & ANALYSIS REMEDY Refer to tool feature & LED GFCI tripping due to normal leakage: guide in manual and determine Extension cords, particularly long with...
  • Page 66 DWE4357 Tool Features that affect operation PROBLEM ITEM CAUSE & ANALYSIS REMEDY PROBLEM ITEM CAUSE & ANALYSIS REMEDY Motor Damage / Short: Contamination can Module failed/short: With tool unplugged rotate cause abrasion of the copper coils. If the the bare spindle back and forth swiftly by hand...

  • Page 67: After Repair

    DWE4357 After repair Check condition of battery electrolyte where appropriate. Dispose of batteries in the correct manner where appropriate. Ensure all guards function correctly where appropriate. Run product to check that it functions correctly, including all features. Remove the battery/unplug the unit before making any adjustments.

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