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Panasonic EY7441 Service Manual
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Panasonic EY7441 Service Manual

Cordless drill & driver / cordless hammer drill & driver
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WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte
Model No. : EY7940 Exploded View for EY7940

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Summary of Contents for Panasonic EY7441

  • Page 1 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Model No. : EY7940 Exploded View for EY7940...
  • Page 2 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Model No. : EY7940 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks EY7940 WEY7940K3079 HOUSING AB SET 1 (for EUROPE) WEY7940K3070 HOUSING AB SET 1 (for OCEANIA) WEY6450L6806 CHUCK FASTENING SCREW WEY7441K7917 KEYLESS CHUCK WEY7940K3227...

  • Page 3: Table Of Contents

    4 Disassembly and Assembly Instructions ---------------- 7 5 Wiring Connection Diagram ---------------------------------15 6 Schematic Diagram ---------------------------------------------15 7 Exploded View and Replacement Parts List -----------16 © Panasonic Electric Works Co., Ltd. 2010. All rights reserved. Unauthorized copying and distri- bution is a violation of law.

  • Page 4: Warning

    • Pb free solder will tend to splash when heated too high (about 1100qF / 600qC). 2 Specifications 2.1. EY7441 MAIN UNIT 2.2. EY7940 MAIN UNIT 2.3. MAXIMUM RECOMMENDED CAPACITIES...

  • Page 5: Troubleshooting Guide

    WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte 3 Troubleshooting Guide (Refer to Wiring Connection Diagram)
  • Page 6 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte...
  • Page 7 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte...
  • Page 8 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte 3.1. Trial Operation (after checking Troubleshooting Guide.) 3.1.1. ASSEMBLY 1. Confirm if there is NO gap between Housing A and B by pinching the lead wires. 2. Confirm all screws are tightened firmly. 3.

  • Page 9: Disassembly And Assembly Instructions

    WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte 4 Disassembly and Assembly Instructions 4.1. How to disassemble Plate hoot and Keyless chuck. Ref. No. 1A Procedure 1A Removal of Plate hook. (Removal) 1. Loosen a screw. 2. Take out the plate hook. Ref.
  • Page 10 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte 4.2. How to disassemble Main unit. Ref. No. 3A Procedure 3A Removal of the Housing. 1. Remove 8 housing screws. Procedure 3A o 3B Ref. No. 3B Removal of Motor screw. (Removal) 1. Remove 2 screws.
  • Page 11 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Procedure 3A o 3B o 3C Ref. No. 3C Removal of Switch and Driving block. (Removal) 1. Take out the switch assembly. 2. Take out the driving block. 3. Separate the motor from the gear box block by twisting the motor to unlock tabs.
  • Page 12 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Procedure 3A o 3B o 3C o 3D o 3E Ref. No. 3E Removal or attachment of the Gear Box Block. (Removal) 1. Turn the thrust plate to remove. 2. The internal parts of gear box block can be removed one after another.
  • Page 13 Ref. No. 3F Assembly of the Adjusting Screw and the Clutch Handle. for EY7441 1. Hold the driving block with the click spring on top, and align the narrow projection of adjusting screw with 45q right side of the clutch case.
  • Page 14 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Procedure 3A o 3B o 3C o 3D o 3E o 3F Ref. No. 3F Assembly of the Adjusting Screw and the Clutch Handle. for EY7940 1. Hold the driving block with the click spring on top, and align the mark of adjusting screw with the bottom of the clutch case.
  • Page 15 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Procedure 3A o 3B o 3C o 3D o 3E o 3Fo Ref. No. 3H Assemble of Driving block. 3G o 3H...
  • Page 16 WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte Procedure 3A o 3B o 3C o 3D o 3E o 3Fo Ref. No. 3H Assemble of Driving block. 3G o 3H...

  • Page 17: Wiring Connection Diagram

    WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte 5 Wiring Connection Diagram 6 Schematic Diagram...

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