Enerpac ZE2408P Operation And Maintenance Manual

Enerpac ZE2408P Operation And Maintenance Manual

Electric hydraulic pumps

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Operation and Maintenance Manual
Electric Hydraulic Pumps
ZE2-Series and ZW2-Series
Document Number: L4555
Document Revision: A
Issue Date: July, 2021
Language: English
EN
Manual Valve Models
Electric Valve Models
To reduce the risk of injury, user must read and understand this document before use.

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Table of Contents
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Summarization of Contents

Safety Precautions
General Safety Precautions
General safety precautions for ZE2 and ZW2-Series pumps to prevent injury.
Electrical Safety Precautions
Precautions to prevent electrical shock and related hazards during pump operation.
Use and Care
Guidelines for safe use, care, grounding, extension cords, and power disconnection.
Ingress Protection Rating
Explains the IP rating and its implications for pump protection.
Labels
Explains the meaning of various labels and symbols on the pump.
Compliance
Compliance Statements
Statements regarding the pump's compliance with CE, TUV, and UKCA standards.
Specifications and Product Data
Model and Feature Overview
Overview of pump models, features, and weight specifications.
Hydraulic Oil Requirements
Details on the type and quantity of hydraulic oil required for the pumps.
Pressure and Flow
Data on pump pressure and flow rate performance under various conditions.
Electrical Specifications
Electrical input specifications including voltage, phase, and plug type.
Options
Details on available model suffixes and their associated options/notes.
Performance Charts
Graphical representation of pump performance (oil flow vs. pressure).
External Dimensions
Provides external dimensions of the pumps in inches and millimeters.
Description
Major Features
Lists the key features of the ZE2 and ZW2-Series pumps.
Installation and Setup
Receiving Instructions
Instructions for inspecting pump shipments for damage and handling claims.
Air Flow
Ensuring proper air flow for motor cooling during operation.
Hydraulic Connections
Instructions for making hydraulic connections using PTFE sealing tape.
Electrical Connections
Details on proper electrical connections and safety requirements.
Operation
Maximum Hydraulic Working Pressure
Specifies maximum working pressure for ZE2 and ZW2 pump series.
Initial Start-Up
Step-by-step guide for initial pump start-up procedures.
Motor Power Switch
Describes operation of rotary and rocker switches for motor control.
Control Valves
Details on operating VM22, VM32, VM33, VM43, VE33, VE43, VEW43 control valves.
Remote Pendant Operation
Instructions for operating the pump using a remote pendant.
Pressure Switch Option
Description and adjustment procedures for the pressure switch option.
Circuit Breakers
Internal Circuit Breaker
Information on the internal circuit breaker and its function.
Manual Reset Circuit Breaker
Procedures for resetting the manual circuit breaker.
Maintenance
Check Oil Level
Procedure for checking the hydraulic oil level in the reservoir.
Change Oil and Clean Reservoir
Steps for changing the hydraulic oil and cleaning the reservoir.
Filter Element
Information on replacing the filter element for oil cleanliness.
Troubleshooting
Pump Will Not Start
Troubleshooting steps for a pump that fails to start.
Pendant Does Not Function
Troubleshooting steps for a non-functional pendant control.
Motor Stops Under Load
Troubleshooting steps for a motor stopping under load.
Pump Fails to Build Pressure
Troubleshooting steps for low or no pressure build-up.
Pump Builds Full Pressure, But Load Does Not Move
Troubleshooting steps when pump pressure is high but load movement is stalled.
Cylinder Drifts Back on Its Own
Troubleshooting steps for unintended cylinder retraction.
Single-Acting Cylinder Will Not Return
Troubleshooting steps for single-acting cylinders not retracting.
Double-Acting Cylinder Will Not Return
Troubleshooting steps for double-acting cylinders not retracting.
Pump Runs Hot
Troubleshooting steps for an overheating pump motor.

Table of Contents