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DeWalt XR DCH254M2 Service Training
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DeWalt XR DCH254M2 Service Training

DeWalt XR DCH254M2 Service Training

18v brushless hammers
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DCH273 – DCH274 18V Brushless Hammers
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Summary of Contents for DeWalt XR DCH254M2

  • Page 1 DCH273 – DCH274 18V Brushless Hammers...
  • Page 2 DCH253M2 DCH273P2 Replaced by DCH254M2 DCH274P2...
  • Page 3 Easily identifiable anti-vibration feature Moving Bellows...
  • Page 4 Integrated Dust Extraction - D25303DH - Independent Motor - 2 Second Delay - HEPA Filter - Lightweight - Low Cost - Tool Free Release...
  • Page 6 Before repair and service Follow the safety instructions...
  • Page 7 Safety Notes 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. Before turning product on for analysis carry out a visual check for loose/broken parts including accessories, drill bits, chisels, cutters etc.
  • Page 8 Before repair and strip down Carry out a visual check: Condition of contacts (unit and battery) Mode selector Leakages Condition of tool holder Carry out a functionality check: Hammer mechanism Modes Reverse mode Measure the capacity of batteries Check condition of charger (use the charger to charge a obviously good battery and measure the capacity of the battery...
  • Page 9 Legend of Icons ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH CHECK ÜBERPRÜFEN CONTROLLARE CONTROLER COMPROBAR VERIFIQUE CONTROLEREN Entfernen / TAGLIARE/RIMUOVERE Couper / Enlever Cortar/ quitar SNIJ / VERWIJDER Cortar / Remover CUT / REMOVE TRENNEN SWITCH ON ANSCHALTEN ACCENDERE ALLUMEZ ENCENDER LIGAR AANSCHAKELEN...
  • Page 10 Legend of Icons ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH 1;2;3;4 SEQUÊNCIA SEQUENCE REIHENFOLGE SEQUENZA SEQUENCE SECUENCIA VOLGORDE … DISCONNECT TRENNEN SCOLLEGARE DEBRANCHEZ DESCONECTADO DESLIGAR ONTKOPPELEN SERVICE OUTILLAGE DE HERRAMIENTAS DE FERRAMENTAS DE SERVICE SERVICE TOOL UTENSILE DI SERVIZIO WERKZEUG SERVICE SERVICIO SERVIÇO...
  • Page 11 Legend of Icons ENGLISH GERMAN ITALIAN FRENCH SPANISH PORTUGUESE DUTCH UTILISEZ UN USE STATIC GEBRUIK ANTI - ANTISTATIK MATTE USARE I DISPOSITIVI EQUIPEMENT DE USE PROTECCION USE PROTEÇÃO PROTECTION STATISCH BENUTZEN ANTISTATICI PROTECTION ANTIESTATICA ESTATICA DEVICE MATERIAAL ANTISTATIQUE TORX- TORX TORX HEAD DESTORNILLADOR SCHRAUBEN-...
  • Page 13 Disassembling...
  • Page 14 Visually check...
  • Page 15 Visually check...
  • Page 16 Check current draw...
  • Page 17 Functionality check...
  • Page 18 Static voltage sensitive electronically components...
  • Page 22 2013 33-59...
  • Page 29 Disassembling...
  • Page 30 Wire orientation...
  • Page 31 Wire orientation 1;2;3;4 …...
  • Page 35 Gear and hammer mechanism orientation...
  • Page 38 1;2;3;4 …...
  • Page 41 1;2;3;4 …...
  • Page 42 1;2;3;4 …...
  • Page 43 1;2;3;4 …...
  • Page 47 1;2;3;4 …...
  • Page 48 1;2;3;4 …...
  • Page 50 1;2;3;4 …...
  • Page 51 1;2;3;4 …...
  • Page 53 Intermediate shafts orientation...
  • Page 56 1;2;3;4 …...
  • Page 57 1;2;3;4 …...
  • Page 60 1;2;3;4 …...
  • Page 61 1;2;3;4 …...
  • Page 62 1;2;3;4 …...
  • Page 63 1;2;3;4 …...
  • Page 69 Orientation of bearing 1;2;3;4 …...

  • Page 70: After Repair

    After Repair...
  • Page 72 Current draw has to be within specification...
  • Page 73 After repair: Carry out a full functionality test, make sure the unit and the box is cleaned and tool tag attached.
  • Page 74 Functionality check...
  • Page 76 Remember: the next check will be made by your customer...