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Taylor-Dunn ET-015-74 - User Manual

Taylor-Dunn ET-015-74
166 pages
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Serial Number Coverage:
Model Starting - Ending
ET-015-00 103847 - 108472
ET-015-72 109240 - 134256
ET-015-74 118001 - Current Production
ET-015-48 108591 - Current Production
MANUAL MZ-150-05
Operation, Troubleshooting and
Replacement Parts Manual
Models Inlcuded:
ET-015-00 72, Volt Direct Drive
ET-015-72 72, Volt Direct Drive
ET-015-74 72, Volt Chain Drive
ET-015-48, 48 Volt Chain Drive
Revision: B

Table of Contents

Questions and Answers

  • T
    thernandezAug 12, 2025
    Why is my Taylor-Dunn ET-015-74 Utility Vehicle lacking power or operating slowly?
    • K
      Kevin VargasAug 12, 2025
      Several factors can cause a lack of power or slow operation in your Taylor-Dunn Utility Vehicle. These include dragging brakes or parking brakes, discharged or defective batteries, worn drive gears, front end misalignment, or a defective speed control.
  • R
    Ricardo ShermanAug 16, 2025
    Why is the brake pedal on my Taylor-Dunn ET-015-74 low?
    • H
      howarddebbieAug 16, 2025
      A low brake pedal on your Taylor-Dunn Utility Vehicle can be due to several reasons: worn brakes (beyond the 1/16" wear limit), low brake fluid, or brakes that are out of adjustment.
  • M
    Marc CampbellAug 19, 2025
    Why is the braking power low on my Taylor-Dunn ET-015-74?
    • J
      James NguyenAug 19, 2025
      Low braking power in your Taylor-Dunn Utility Vehicle can stem from several issues: worn brakes (beyond the 1/16" wear limit), brake pads contaminated with fluid, brake pedal linkage binding, brakes out of adjustment, or air in the brake lines.
  • Q
    qpearsonAug 23, 2025
    Why is the steering hard on my Taylor-Dunn ET-015-74?
    • B
      Brandon HernandezAug 23, 2025
      Hard steering in your Taylor-Dunn Utility Vehicle may be caused by dry lube points in the steering linkage, a damaged king pin or ball joint, or low tire pressure.
  • K
    Katherine SnowAug 27, 2025
    What causes abnormal noise in a Taylor-Dunn ET-015-74 Utility Vehicle?
    • G
      gbensonAug 27, 2025
      Abnormal noises in your Taylor-Dunn Utility Vehicle can be attributed to worn drive gears or bearings, worn front or rear axle bearings, loose lug nuts, or worn motor bearings.
  • K
    Kimberly HartAug 31, 2025
    Why is there excessive steering play in my Taylor-Dunn Utility Vehicle?
    • J
      jessicapierceAug 31, 2025
      Excessive steering play in your Taylor-Dunn Utility Vehicle might be due to worn ball joints, a mis-adjusted or worn steering gear, or loose steering linkage.
  • H
    Heidi CampbellSep 4, 2025
    What causes an oil leak in the rear bearing area of a Taylor-Dunn ET-015-74?
    • M
      Melissa CollinsSep 4, 2025
      An oil leak in the rear bearing area of your Taylor-Dunn Utility Vehicle can be caused by a failed rear wheel bearing or gasket, or the drive being overfilled.
  • J
    John WallaceSep 7, 2025
    Why is the brake pedal soft or spongy on my Taylor-Dunn ET-015-74?
    • B
      Becky WattsSep 7, 2025
      A soft or spongy brake pedal in your Taylor-Dunn Utility Vehicle is likely due to air in the brake lines.

Summary

Safety Rules and Operating Instructions

Vehicle Controls

Details the location and function of all vehicle controls.

Vehicle Operational Guidelines

Provides instructions for safe operation, starting, driving, and parking.

Periodic Maintenance Checklist

Outlines a schedule for routine vehicle maintenance tasks.

Maintenance Guidelines for Severe Duty Applications

Specifies increased maintenance frequency for heavy usage.

General Maintenance

Troubleshooting Guide

Lists common vehicle symptoms and their probable causes.

Front Axle Service

Inspect the Front Wheel Bearings and King Pin

Describes how to check for wear and proper function of front axle components.

Adjust Front Wheel Bearings

Details the procedure for adjusting front wheel bearings.

Front Axle Removal and Installation

Provides step-by-step instructions for removing and installing the front axle.

Steering Component Service

Front End Alignment

Explains procedures for aligning the vehicle's front end.

Adjust the Steering Gear

Details the process for adjusting the vehicle's steering gear.

Replace the Ball Joints, Tie Rods, and Drag Link

Provides instructions for replacing steering linkage components.

Center the Steering Gear

Explains how to properly center the steering gear assembly.

Repair the Steering Gear

Details the procedure for disassembling and repairing the steering gear.

Transmission;Rear Axle Service

Adjust the Drive Chain

Provides instructions for adjusting the tension of the drive chain.

Differential Assembly (3 rd Member)

Explains the process of disassembling and assembling the differential.

Re-shimming the Pinion Housing

Describes procedures for re-shimming the pinion housing for proper gear alignment.

Brake Service

Inspect the Service Brake

Details procedures for inspecting front and rear brake pads, rotors, shoes, and drums.

Adjust the Service Brakes

Covers troubleshooting for low brake pedal or lack of braking power.

Adjust the Parking Brake

Provides instructions for primary and secondary adjustments of the parking brake.

Motor Service

Electrical Troubleshooting

SYMPTOMS:

Lists common electrical symptoms exhibited by the vehicle.

READ THIS FIRST

Provides essential instructions and warnings before starting troubleshooting.

Motor Windings

Provides continuity tests for diagnosing motor winding faults.

Contactors

Details testing procedures for the ISO, forward, and reverse contactors.

UNUSUAL SYMPTOM TROUBLESHOOTING GUIDE

Guides troubleshooting for specific, non-standard vehicle symptoms.

Plugging Diode

Describes testing procedures for the plugging diode.

Freewheel Diode

Details testing procedures for the freewheel diode.

ISO

Provides testing procedures for the ISO contactor and associated resistor.

Taylor-Dunn ET-015-74 Specifications

General IconGeneral
BrandTaylor-Dunn
ModelET-015-74
CategoryUtility Vehicle
LanguageEnglish

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