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Detailed specifications for the Hitachi NR 90AC3 strip nailer, including driving system, pressure, speed, and capacity.
Explains the single, contact, and full sequential actuation mechanisms for the NR 90AC3 nailer.
Details the applicable dimensions for plastic-collated strip nails used with the NR 90AC3.
Discusses nailer output energy vs. required nailing energy, referencing air pressure for flush driving.
Describes the optional full sequential actuation mechanism kit for enhanced nailing control.
Provides guidance on safe and efficient use of pneumatic tools, emphasizing hazards and precautions.
Highlights the importance of understanding the warning label for basic safety precautions during nailer use.
Lists relevant US safety regulations like OSHA and ANSI standards for pneumatic tools.
Details the four main sections of the NR 90AC3: Output, Control Valve, Driving, and Magazine sections.
Compares parts of the NR 90AC3 with the NR 90AC2, highlighting differences in the Output and Control Valve sections.
Explains the nailer's operation before nailing, during nailing, and during the return stroke.
Details how the switching device changes operation between single and contact actuation modes.
Provides a guide to identify and correct common problems like nails not being driven or bent nails.
Identifies air leakage points and their possible causes and repair procedures.
Outlines general precautions for disassembly and reassembly, including lubrication and cleaning.
Provides step-by-step instructions for disassembling and reassembling the exhaust cover, head valve, and related parts.
Details the disassembly and reassembly steps for the control valve section components.
Provides instructions for disassembling and reassembling the driving section, including the piston and lever components.
Guides through the disassembly and reassembly of the cap and the magazine section.
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