![background image](http://html.mh-extra.com/html/hitachi-koki/wh-18dd/wh-18dd_service-manual_2139673001.webp)
PRODUCT NAME
18 V Cordless Impact Driver
Models
WH 18DD, WH 18DDX
WH 18DDX: For the UK
WH 18DD:
For other regions
REPAIR GUIDE ---------------------------------------------------------------------------------------------------------------- 1
1. Precautions on disassembly and reassembly ----------------------------------------------------------- 1
• Disassembly ---------------------------------------------------------------------------------------------------- 1
• Reassembly ---------------------------------------------------------------------------------------------------- 4
• Type of silicone rubber --------------------------------------------------------------------------------------- 8
• Lubrication points and type of lubricant ------------------------------------------------------------------ 8
• Tightening torque ---------------------------------------------------------------------------------------------- 9
• Checking after reassembly --------------------------------------------------------------------------------- 9
• No-load current ------------------------------------------------------------------------------------------------ 9
• Wiring diagram ----------------------------------------------------------------------------------------------- 10
2. Precautions on disassembly and reassembly of the charger -------------------------------------- 10
CONTENTS
Page
W
Power Tools Service Manual
CONFIDENTIAL
Jul. 2020
Overseas Sales Management Dept.
WH 18DD