Hitachi WR 22SA Impact Driver User Manual


 
Page
CONTENTS
1. PRODUCT NAME .............................................................................................................................. 1
2. MARKETING OBJECTIVE ................................................................................................................ 1
3. APPLICATIONS ................................................................................................................................. 1
4. SELLING POINTS ............................................................................................................................. 2
4-1. Selling Point Descriptions ...................................................................................................................3
5. SPECIFICATIONS ............................................................................................................................. 5
5-1. Specifications ......................................................................................................................................5
5-2. Optional Accessories ..........................................................................................................................6
6. COMPARISONS WITH SIMILAR PRODUCTS ................................................................................. 7
6-1. Specification Comparisons .................................................................................................................7
6-2. Tightening Torque ...............................................................................................................................8
6-3. Appropriate Tightening Torque for Bolts ..............................................................................................8
6-4. Tightening Torque Characteristics when Using an Extension Cord ....................................................9
7. PRECAUTIONS IN SALES PROMOTION ...................................................................................... 10
7-1. Safety Instructions ............................................................................................................................10
7-2. Tightening Torque Inspection Prior to Operation ..............................................................................10
7-3. Tightening Torque Variation .............................................................................................................. 11
7-4. Temperature Rise ............................................................................................................................12
8. OTHER PRECAUTIONS ................................................................................................................. 12
9. REPAIR GUIDE ............................................................................................................................... 13
9-1. Disassembly .....................................................................................................................................13
9-2. Reassembly ......................................................................................................................................16
9-3. Insulation Tests .................................................................................................................................18
9-4. No-load Current Value ......................................................................................................................18
10. STANDARD REPAIR TIME (UNIT) SCHEDULES........................................................................19
Assembly Diagram for WR 22SA