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General| Brand | Hitachi |
|---|---|
| Model | HISCREW V PLUS NEXT Series |
| Category | Air Compressor |
| Language | English |
Explains the meaning of WARNING, CAUTION, and IMPORTANT symbols used in the manual.
Details crucial warnings like removing protective devices, grounding, and avoiding direct breathing of air.
Explains the structure and meaning of the air compressor model numbers.
Provides conversion formulas for pressure units from kgf/cm² to MPa.
Warns about lubricant degradation, housing defects leading to explosion or fire.
Warns against loosening housing during operation due to high pressure and hot fluids.
Advises on safe inspection and replacement of the oil separator housing.
Instructs to keep hands and objects away from rotating parts and air inlets/outlets.
Covers safety for air inlet ports and warnings about electric shock during servicing.
Warns about strong magnets in motors and hazards of rotating parts.
Covers warnings about breathing discharged air, ventilation, flammables, and fire risks.
Details dangers of electric shock, injury, fire, and magnetic interference from DCBL motors.
Advises on handling magnetized motor rotors and their magnetic effects.
Illustrates and labels the external parts of the air compressor.
Describes the function of key components like Oil Separator, Relief Valve, and Oil Filter.
Explains the roles of components like DCBL Controller, Minimum Pressure/Check Valve.
Details the buttons and lights for normal operation like START, STOP, and indicators.
Explains the ALARM, SHUTDOWN lights and the Digital Monitor's role in errors.
Covers enabling remote operation and the PQ Wide Mode function.
Explains how to access and use the setting mode (F mode) via the digital monitor.
Details how to view discharge pressure, operating hours, temperature, and output.
Explains how to display and check the recorded shutdown history.
Describes the process to display and interpret past shutdown events and codes.
Details how to view the capacity control modes and pressure settings.
Lists critical checks before applying power, like installation and oil level.
Guides on connecting power, checking indicator lights, and initial display.
Details the steps to start and run the compressor, including break-in.
Outlines the correct procedure for stopping the compressor and post-stop checks.
Explains how to switch to the F mode for changing various settings.
Describes how to change values for different function items using the buttons.
Lists various functions (F000-F041) with their ranges, units, and initial values.
Details the steps to alter pressure setting values for the capacity control system.
Explains how to set or disable the AUTO control mode for capacity control.
Describes how to enable remote operation using the compressor's instrument panel.
Explains methods for enabling remote operation using starter settings or external switches.
Covers checking oil levels and performing initial power-on steps for daily use.
Details the steps for powering on the compressor for daily operation.
Outlines the steps for operating the compressor daily, including oil level and temperature checks.
Describes the correct steps for shutting down the compressor at the end of the day.
Explains when condensate may form and how to check for it.
Provides detailed steps for safely draining condensate before starting the compressor.
Warns about lubricant degradation, fire risk, and using genuine oil.
Details how to check the oil level using the gauge during and after operation.
Provides comprehensive instructions for draining old oil and filling new lubricant.
Explains the meaning of blinking ALARM and SHUTDOWN lights and associated codes.
Guides on what to do when a shutdown code is displayed on the monitor.
Explains the automatic restart function after brief power interruptions.
Details causes and actions for various SHUTDOWN/ALARM codes (E0.01-E0.34).
Lists error codes related to the controller, fan inverter, and other components.
Explains how to check causes for controller (E0.13) and fan inverter (E0.57) shutdowns.
Provides detailed tables of DCBL Controller and Fan Inverter shutdown codes and causes.
Lists symptoms and possible causes for shutdowns not shown on the instrument panel.
Covers troubleshooting capacity control malfunctions and lubricant deterioration.
Explains the path and processing of compressed air through the unit.
Describes the circulation and separation of lubricating oil within the system.
Details the V-mode, I-mode, and P-mode capacity control systems and their operation.
Explains the V-mode using CPCS for pressure control via motor speed.
Describes the I-mode for controlling air consumption with blow-off.
Details the P-mode for automatic motor stop and restart control.
Explains how the PQ Wide Mode function works for power consumption or air quantity.
Describes the optional feature for alternative pressure settings to save power.
Lists components to verify before installation, including foundation brackets and bolts.
Provides instructions for safely conveying the unit using a crane.
Lists environments where the compressor should NOT be installed due to hazards.
Details requirements for room ventilation, clearance, and installation location.
Explains the requirement and connection of the air receiver tank for pressure stability.
Covers proper discharge piping connections and procedures for parallel unit operation.
Details heat generation, air exhaust capacity, and fan capacity requirements for ventilation.
Guides on selecting appropriate power source transformers and cables for the compressor.
Emphasizes the use and connection of earth leakage circuit breakers for motor protection.
Details how to connect the main power and ground cables correctly.
Covers precautions for controllers, inverter, and the use of noise filters.
Explains checks for capacity control and DCBL controller switching actions.
Provides detailed information and potential issues for remote operation setup.
Warns about disconnecting power, internal pressure release, and magnetic hazards.
Introduces typical maintenance standards and how to select them based on usage.
Lists daily, monthly, and yearly maintenance tasks for standard A.
Lists daily, monthly, and yearly maintenance tasks for standard B.
Details the procedure for checking the performance of the relief valve.
Outlines how to check the proper functioning of the capacity control system.
Provides step-by-step instructions for replacing the oil filter element.
Details the process for cleaning or replacing the air intake filter element.
Provides instructions on how to clean the cooler fins and housing.
Explains how to adjust the minimum pressure setting of the valve.
Details the procedure for replacing the minimum pressure valve piston and check valve piston.
Provides instructions on how to safely remove the oil separator element using a special tool.
Details the steps for installing new housing, square ring, and element with lubricant.
Explains how to replenish grease on the load side of the main motor.
Notes that greasing is not necessary for the anti-load side shielded bearing.
Details the steps to clean the cooling fins of the DCBL motor to maintain cooling capacity.
Outlines checks for overheating, cleaning, and terminal tightening for these units.
Explains how to clean the cooling fins of the DCBL controller and fan inverter.
Discusses the service life of smoothing capacitors and cooling fins, affected by temperature.
Details measures like removing condensate and checking insulation resistance before storing.
Outlines steps for greasing motors and replacing lubricant before restarting after storage.
Explains the warranty period, coverage, and limitations for the product.
Provides details on what information to provide when contacting for service.
Lists and illustrates the components of the compressor air end.
Lists and illustrates the components of the motor assembly.
Lists and illustrates the parts for the cooler and cooling fan assemblies.
Lists and illustrates the components of the instrumental panel.
Lists and illustrates the parts of the suction throttle valve.
Lists and illustrates the components of the minimum pressure/check valve.
Lists and illustrates the oil piping components for the 55kW model.
Lists and illustrates the oil piping components for the 75kW model.
Lists and illustrates the discharge air piping components for the 55kW model.
Lists and illustrates the discharge air piping components for the 75kW model.
Lists and illustrates air intake and exhaust duct components for the 55kW model.
Lists and illustrates air intake and exhaust duct components for the 75kW model.
Lists and illustrates various enclosure panels, frames, and covers.
Lists and illustrates the components within the starter panel, including controllers and boards.
Details the data fields to be recorded for operation and maintenance history.
Provides fields for recording integral hours, pressures, temperatures, and lubricant replenishment.
Lists the operating parameters, power, and dimensions for the OSP-55VAN model.
Lists the operating parameters, power, and dimensions for the OSP-75VAN model.
Details the output ratings and currents for the DCBL controller on OSP-55VAN.
Details the output ratings and currents for the DCBL controller on OSP-75VAN.
