Hitachi WR 22SA, Техническое и сервисное руководство

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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