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General| Brand | Hitachi |
|---|---|
| Model | WR 22SA |
| Category | Impact Driver |
| Language | English |
Highlights the powerful motor and industry-leading tightening torque of the WR 22SA.
Details the robust construction using a rigid aluminum die-cast body for enhanced motor durability.
Describes the comfortable grip, protective bumper, and portability-enhancing grip end.
Comprehensive technical data including capacity, torque, motor type, power, and weight.
Lists available optional accessories such as extension bars and universal joints.
Comparative table of specifications against similar models from competitors.
Graphs and data illustrating tightening torque under various conditions and with extension cords.
Guidance on calculating and selecting appropriate tightening torque for different bolts.
Emphasizes salesperson responsibility for user safety, handling, and caution plate understanding.
Advises on inspecting and adjusting tightening torque before and during operation to prevent damage.
Explains how voltage, temperature, bolt diameter, material, and conditions influence torque output.
Precautions for socket use, dimensions, and lubrication of the hammering section.
Guidance on managing motor temperature rise during continuous operation and preventing burnout.
Detailed instructions for disassembling various components of the impact wrench.
Procedures for reassembling the impact wrench, including switch wiring and component mounting.
Guidelines for performing insulation resistance and dielectric strength tests after repair.
Specifications for acceptable no-load current values after a period of operation.
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