Table Of Contents; Contents - Makita DUC256 Repair Manual

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CONTENTS

1 CONTENTS ................................................................................................................................................................................. 2
2 CAUTION .................................................................................................................................................................................... 3
3 NECESSARY REPAIRING TOOLS ........................................................................................................................................... 3
4 LUBRICANT AND ADHESIVE APPLICATION ...................................................................................................................... 3
5 TIGHTENING TORQUE SPECIFICATIONS ............................................................................................................................ 4
6 REPAIR ........................................................................................................................................................................................ 5
6-1 Saw chain ............................................................................................................................................................................. 5
6-1-1 Disassembling ............................................................................................................................................................. 5
6-1-2 Assembling .................................................................................................................................................................. 5
6-2 Chain tension/ Chain Brake section ..................................................................................................................................... 7
6-2-1 Disassembling ............................................................................................................................................................. 7
6-2-2 Assembling ................................................................................................................................................................ 10
6-3 Electric parts section .......................................................................................................................................................... 13
6-3-1 Disassembling ........................................................................................................................................................... 13
6-3-2 Assembling ................................................................................................................................................................ 18
7 CIRCUIT DIAGRAM ................................................................................................................................................................ 23
8 WIRING DIAGRAM ................................................................................................................................................................. 25
8-1 Stator section ...................................................................................................................................................................... 25
8-2 Switch/ Controller section .................................................................................................................................................. 26
8-3 Main switch section ........................................................................................................................................................... 27
8-4 Closed end splice section ................................................................................................................................................... 28
9 TROUBLESHOOTING ............................................................................................................................................................. 29
9-1 Note for Repairing ............................................................................................................................................................. 29
9-2 Test for checking the short-circuit in FET (Field Effect Transistor) of controller .............................................................. 29
9-3 Flowchart for Troubleshooting ........................................................................................................................................... 31
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