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Iwaki
Electromagnetic Metering Pump
EJ-B(R) (Asia)
Instruction manual
Thank you for choosing our product.
Please read through this instruction manual before use.
This instruction manual describes important precautions and
instructions for the product. Always keep it on hand for quick
reference.
2013 IWAKI CO., LTD.
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Summarization of Contents
Safety Instructions
Symbols and Warnings
Explains warning and caution symbols used in the manual.
Export Control Information
Notes on technical information as controlled technology for export.
Critical Safety Warnings
Details critical safety warnings for pump operation and maintenance.
Important Safety Cautions
Outlines important safety cautions for pump handling and installation.
General Usage Safety
Covers pump usage, grounding, maintenance, and disposal safety.
Precautions for Use
Installation Site and Environmental Care
Advises on suitable installation locations and environmental conditions.
Operational Handling and Cleaning
Provides guidance on safe handling, water exposure, and cleaning.
Overview and Introduction
Pump Structure and Operation Principle
Introduces the pump's structure and operating principle.
Key Pump Features
Highlights key features like multivoltage operation and high turndown ratio.
Operational Mode Descriptions
Describes manual mode, EXT mode, and STOP function for pump control.
Component Identification
Pump Assembly Parts Identification
Identifies and describes key parts of the pump unit.
Control Panel and Display Layout
Details the display, buttons, and LEDs on the pump's control panel.
Operational Status Indicators Explained
Explains the meaning of various display information and LED states.
Identification Codes
Model Code Interpretation Guide
Explains how to interpret the pump's model code for its specifications.
Material and Tube Specifications
Lists material codes for pump components and tube inner diameters.
Installation Guide
Pump Mounting and Placement
Guides on selecting a location and securely mounting the pump.
Plumbing and Hose Connections
Details how to connect tubes, including preparation and fitting steps.
Check Valve Installation Guidance
Explains when and how to install an optional check valve for system protection.
Tubing Configuration Examples
Illustrates typical tubing layouts for flooded and suction lift applications.
Wiring and Electrical Setup
Power Supply and Grounding
Covers connecting power and earth cables, ensuring proper grounding.
Surge Protection Strategies
Advises on measures to protect the pump from surge voltage.
Signal Cable Connections
Explains how to connect external control or stop signals to the pump.
Input Signal Wiring Details
Specifies wiring for pulse and stop signals using DIN connectors.
Pump Operation
Initial Operation Checks and Bolt Tightening
Lists essential checks before starting and bolt tightening procedures.
Degassing and Air Removal Process
Outlines the process for removing air from the pump and tubing.
Flow Rate Adjustment Procedure
Explains how to set and adjust the pump's stroke rate for desired flow.
Preparing for Extended Stoppages
Provides instructions for preparing the pump for extended periods of inactivity.
Operation Programming
Mode Selection and Programming Flowchart
Shows the sequence for entering different operational modes.
Manual Operation Instructions
Step-by-step instructions for operating the pump in manual mode.
External Signal Operation Guide
Describes how to control the pump using external signals.
STOP Function Usage and Control
Explains how to use the external STOP signal to control pump operation.
Keypad Lock and Release Mechanism
Details how to activate and deactivate the keypad lock feature.
Maintenance
General Maintenance Safety Precautions
General safety and handling advice before performing maintenance.
Routine Inspection Procedures
Details daily and periodic inspection procedures for the pump.
Wear Part Replacement Overview
Lists wear parts and provides instructions for their replacement.
Discharge Valve Set Servicing
Step-by-step instructions for disassembling and assembling the discharge valve set.
Suction Valve Set Servicing
Step-by-step instructions for disassembling and assembling the suction valve set.
Diaphragm Replacement Steps
Detailed instructions for replacing the pump's diaphragm.
Troubleshooting
Common Pump Issues and Solutions
Lists typical problems, their causes, and corresponding corrective actions.
Exploded View
Pump Head and Drive Unit Assembly
Shows a fully dismantled view of the pump head and drive unit.
Pump Head Component Breakdown
Detailed diagram of the pump head with a list of all parts.
Specifications and Dimensions
Pump Unit Technical Specifications
Provides technical data including flow rate, pressure, and power consumption.
Control Unit Functions and Cables
Details control unit modes, stroke rate, signal inputs, and cable types.
Outer Dimensions (Model VC/VH)
Provides dimensional drawings for EJ-B09/-B11/-B16/-B21 VC/VH models.
Outer Dimensions (Model TC)
Provides dimensional drawings for EJ-B11/-B16/-B21 TC models.
Outer Dimensions (Model B31)
Provides dimensional drawings for EJ-B31 VC/VH/TC (-L) models.
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