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Panasonic EY4640 Service Manual
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Panasonic EY4640 Service Manual

Cordless angle grinder
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TABLE OF CONTENTS

1 Warning -------------------------------------------------------------- 2
2 Specifications ----------------------------------------------------- 2
3 Troubleshooting Guide ----------------------------------------- 3
5 Wiring Connection Diagram ---------------------------------- 9
6 Schematic Diagram ---------------------------------------------- 9
Model No.
Europe
Oceania
PAGE
© Panasonic Electric Works Co., Ltd. 2008.
All rights reserved. Unauthorized copying and distri-
bution is a violation of law.
Order Number PTD0810X49CE
Cordless Angle Grinder
EY4640
PAGE

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Summary of Contents for Panasonic EY4640

  • Page 1: Table Of Contents

    4 Disassembly and Assembly Instructions ---------------- 5 5 Wiring Connection Diagram ---------------------------------- 9 6 Schematic Diagram ---------------------------------------------- 9 7 Exploded View and Replacement Parts List -----------10 © Panasonic Electric Works Co., Ltd. 2008. All rights reserved. Unauthorized copying and distri- bution is a violation of law.

  • Page 2: Warning

    1 Warning Caution: • Pb free solder has a higher melting point that standard solder; Typicall the melting point is 50 - 70°F (30 - 40°C) higher. Please use a soldering iron with temperature control and adjust it to 750 ± 20°F (400 ± 10°C). In case of using high temperature solder- ing iron, please be careful not to heat too long.

  • Page 3: Troubleshooting Guide

    3 Troubleshooting Guide (Refer to Wiring Connection Diagram)
  • Page 4 3.1. Trial Operation (after checking Troubleshooting Guide.)

  • Page 5: Disassembly And Assembly Instructions

    4 Disassembly and Assembly Instructions Ref. No. 1A Procedure 1A Removal of disc. WARNING: To reduce the risk of injury, always remove battery pack before removing/installing the disc. 1. Push the spindle lock button to secure the spindle in place, and then use the clamp nut wrench to loosen the clamp nut.
  • Page 6 Procedure 1A → 1B → 1C Ref. No. 1C Removal of housing. 1. Loosen 5 housing screws. 2. Hold the housing A and take the housing B up vertically. Procedure 1A → 1B → 1C → 1D Ref. No. 1D Removal of switch handle.
  • Page 7 Procedure 1A → 1B → 1C → 1D → 1E Ref. No. 1E Removal of motor assembly. 1. Hold the pinion gear with vice putting a cloth between the unit and vice. 2. Loosen the hex nut by a wrench. 3.
  • Page 8 Procedure 1A → 1B → 1C → 1D → 1E → 1F Ref. No. 1G Assembly of main unit. → 1G 1. Press fit the lead wire firmly. 2. Close the housing A and B.

  • Page 9: Wiring Connection Diagram

    5 Wiring Connection Diagram 6 Schematic Diagram...

  • Page 10: Exploded View And Replacement Parts List

    7 Exploded View and Replacement Parts List Model No. : EY4640 Exploded View...
  • Page 11 Model No. : EY4640 Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks WEY4640K3079 HOUSING AB SET 1 (for EUROPE) WEY4640K3070 HOUSING AB SET 1 (for OCEANIA) WEY4640L1587 STATOR ASSEMBLY WEY4640L1007 ROTOR ASSEMBLY WEY4640L1457 PINION GEAR WEY4640L6427...