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Mec 2033ES User Manual

Mec 2033ES
260 pages
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SERVICE AND PARTS MANUAL
Part # 90769 R4
October 2008
2033ES / 2633ES
Serial Number Range
2033ES: 8804000 - Present
2633ES: 11100000 - Present

Table of Contents

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Mec 2033ES Specifications

General IconGeneral
DriveElectric
Overall Width31.5 in
Weight2, 470 lbs
Lift Capacity500 lbs
Capacity500 lbs

Summary

Introduction to MEC Aerial Work Platform

General Safety Tips for Scissor Lift Operation

Section 1: Hydraulic System

Hydraulic Fluid Recommendations and Handling

Details on handling precautions, recommendations, and properties of hydraulic fluid for optimal operation.

Hydraulic System Components Overview

Identifies and describes key components of the hydraulic system, including reservoirs, filters, and pumps.

Parking Brake and Towing Circuit Procedures

Explains the operation and procedures for releasing and resetting the parking brake for towing.

Emergency Systems and Lowering Procedures

Outlines procedures for safely lowering the platform and using emergency systems.

Steering Circuit Operation and Components

Describes the hydraulic components and operation of the machine's steering system.

Platform Lift Circuit Functionality

Details the hydraulic system responsible for the proportional lifting and lowering of the platform.

Hydraulic Cylinder Repair Procedures

Provides instructions for the removal, disassembly, inspection, and assembly of hydraulic cylinders.

Hydraulic Manifold Service and Installation

Details the removal, disassembly, cleaning, assembly, and installation of the hydraulic manifold.

Section 2: Electrical System

Electrical System Overview and Control Boxes

General description of the electrical control system, including lower and upper control boxes.

Deutsch Connector Servicing and Replacement

Instructions for servicing and replacing Deutsch connectors using special tools.

Battery Maintenance and Charging Guidelines

Covers battery maintenance, recommended intervals, specific gravity, and voltage tables.

Alarms and Switches Functionality

Explains the function and operation of various alarms and control switches.

Continuity Checks for Electrical Components

Provides procedures for checking the continuity of electrical switches and components.

Diode Board Pin Identification and Function

Identifies the J1 plug pinout and functions of the diode board.

Sevcon Motor Speed Controller Operation and Troubleshooting

Describes the Sevcon controller, its function, LED diagnostics, and troubleshooting.

Section 3: Mechanical Components

Torque Specifications for Fasteners and Components

Tables providing torque values for various SAE and metric fasteners and hydraulic components.

Base and Undercarriage Inspection and Cleaning

Information on cleaning the base and undercarriage, and inspecting welds and pins.

Hoses and Cables Inspection and Maintenance

Guidance on inspecting hoses and cables for security, damage, rubbing, and leaks.

Safely Raising and Supporting the Machine

Detailed instructions and safety precautions for safely lifting and supporting the machine.

Tires and Wheels Inspection and Changing

Information on inspecting tires and wheels for wear and procedures for changing them.

Front Drive Motors Service and Replacement

Describes the hydraulic drive motors, their removal, and replacement procedures.

Rear Wheel Brakes Removal and Replacement

Details the procedures for removing and replacing the rear wheel brake assembly.

Steer Cylinder Replacement and Seal Maintenance

Explains the function of the steer cylinder and provides instructions for its replacement.

Pothole Circuit Repair Procedures

Describes the mechanical operation of the pothole circuit and provides repair guidance.

Platform Removal Instructions

Step-by-step instructions for safely removing the platform assembly from the scissor mechanism.

Lift Cylinder Removal and Installation

Procedures for removing and installing the lift cylinder, including support and component handling.

Scissor Beam Assembly Cleaning and Removal

Instructions for cleaning, inspecting, and removing the scissor beam assembly.

Section 4: Troubleshooting

General Troubleshooting Tips and Hydraulic Malfunctions

Basic checks and common causes of hydraulic system malfunctions for ES series platforms.

Hydraulic Pressure Adjustment Procedures

Guides on checking and adjusting hydraulic pressure relief valves for various system functions.

Sevcon Motor Speed Controller Troubleshooting

Information on Sevcon controller operation, LED diagnostics, and troubleshooting common issues.

Troubleshooting the Battery Charger

Steps to diagnose and resolve issues with the battery charger, including LED status interpretation.

Section 5: Schematics

Hydraulic Schematics by Serial Number

Provides hydraulic schematic diagrams for different serial number ranges and models.

Electric Schematics for Machine Components

Presents electrical schematic diagrams for various machine components and functions.

Section A: Control Boxes

Removable Control Box Assembly Parts

Lists parts and provides an illustration for the removable control box assembly.

Fixed Control Box Assembly Components

Lists parts and provides an illustration for the fixed control box assembly.

Upper Control Box Cover Assembly Details

Details the components and assembly of the upper control box cover.

Joystick Assembly Parts and Illustration

Lists parts and provides an illustration for the joystick assembly, including switches.

Lower Control Panel Layout and Components

Details the components and layout of the lower control panel.

Lower Control Box Parts List

Lists parts for the lower control box, including weldments and internal components.

Wire Harnesses for Lower Controls and Communication

Lists various wire harnesses, including lower controls, communication, and upper controls.

Section B: Platform and Rails

Platform and Rails Components

Explains the components related to the main platform and associated rails.

Rollout Deck and Rails Assembly Parts

Details the parts and assembly of the rollout deck and its rails.

Lanyard Attachment Points Illustration

Illustrates and lists parts for the lanyard attachment points on the platform.

Entry Gate Components and Assembly

Shows the components and assembly of the entry gate, including chains and pins.

Optional Swing Gate Parts and Installation

Details the parts and assembly for the optional swing gate.

Rollout Deck Lock Pin Assembly Parts

Illustrates and lists parts for the rollout deck lock pin assembly.

Rollout Deck Roller Assembly Components

Details the components of the rollout deck roller assembly.

Terminal Block Installation and Connections

Shows the terminal block installation and its connection points.

Section C: Scissors

Scissor Assembly Parts Breakdown by Serial Number

Provides exploded views and part lists for scissor assemblies based on serial number ranges.

Lift Cylinder Mount Components

Illustrates and lists parts for the lift cylinder mounting hardware and plates.

Lift Cylinder Components and Repair Kit

Details the hydraulic lift cylinder, its components, and repair kits.

Section D: Hydraulics

Brake Release Manifold Assembly (Early Models)

Lists parts for the brake release manifold assembly, specifying early model components.

Main Manifold Assembly Parts (Early and Late Models)

Provides part lists and diagrams for early and late model main manifold assemblies.

Hydraulic Reservoir Assembly (Steel)

Details components for steel hydraulic reservoirs, including fittings and strainers.

Hydraulic Reservoir Assembly (Plastic)

Details components for plastic hydraulic reservoirs, including fittings and strainers.

Hydraulic Hoses for Early Models

Lists hydraulic hose assemblies for early models, including drive motors, steering, and lift cylinders.

Hydraulic Hoses for Late Models

Lists hydraulic hose assemblies for late models, including drive motors, steering, and lift cylinders.

Section E: Base

Ladder Installation Parts

Illustrates and lists parts for the ladder installation on the base.

Base Covers for Steel Hydraulic Fluid Reservoir

Details parts for base covers related to steel hydraulic fluid reservoirs.

Base Covers for Plastic Hydraulic Fluid Reservoir

Details parts for base covers related to plastic hydraulic fluid reservoirs.

Ballast Components and Weights

Lists parts and weights for cast and other ballast components.

Optional Systems: Motion Alarm, Light, and Power Converter

Details for optional motion alarm, light, and power converter systems, including components.

Brake Assembly Components and Repair Kit

Details the hydraulic brake assembly components and repair kits.

Front Axle Components and Wheel Motor Brackets

Lists parts for the front axle, including wheel motor brackets and hubs.

Steering Components and Hydraulic Cylinder

Details parts for the steering system, including cylinders, bearings, and fittings.

Hydraulic Pump Assembly Parts

Lists parts for the hydraulic pump assembly, including motors, pumps, and power units.

Pothole Assembly Parts Breakdown

Provides a detailed breakdown of parts for the pothole assembly, including springs and actuators.

Wheel Motor Components and Seal Kits

Lists parts for the wheel motor, including stators, seals, and nuts.

Battery Installation Procedures and Components

Covers the installation of batteries, including cables, hold-downs, and grounding straps.

Limit Switches Installation and Parts

Details the installation and parts for limit switches, including pothole and speed limit switches.

Battery Charger Part Number and Information

Provides information and part number for the battery charger.

Section F: Decals

Decals for Controls and Operation

Lists decals for control boxes, including warnings and operational labels.

Decals for Base and Serial Plate Information

Lists decals for the base of the machine, including serial plates and warnings.

Decals for Scissor Assembly Safety

Lists safety and maintenance decals found on the scissor assembly.

Decals for Platform Safety and Operation

Lists decals located on the platform, including safety warnings and operational instructions.

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