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Dexter Laundry T900 User Manual

Dexter Laundry T900
154 pages
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8533-081-001 (1/18)
C-Series Vended Washers
T900,T1200 (100G)
Parts & Service Manual
Starting Serial # W1.15244.001

Table of Contents

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Dexter Laundry T900 Specifications

General IconGeneral
BrandDexter Laundry
ModelT900
CategoryWasher
LanguageEnglish

Summary

Equipment Safety Warnings

Symbols and Terminology Used in this Equipment

Explains hazard symbols, safety terms, and warnings for safe operation.

Dexter Safety Guidelines

FOR SAFETY

Provides essential safety precautions and warnings for operating and servicing the washer.

Section 1: Machine Mounting

Model Specifications

Outlines technical specifications for T-900 and T-1200 models.

T-900 Mounting Pad Dimensions

Details concrete pedestal mounting and floor outline for T-900.

T-1200 Mounting Pad Dimensions

Details concrete pedestal mounting and floor outline for T-1200.

Section 2: Machine Installation & Operating Instructions

Installation Requirements

Covers foundation, mounting, plumbing, electrical, and drain requirements.

Safety Features and Operation

Explains emergency stop, door lock, and basic operating instructions.

Detergent Measurements

Provides recommended detergent quantities for different washer models.

Section 3: Machine Programming Instructions

DexterLive System

Introduces DexterLive for remote machine management, pricing, and programming.

Manual Programming Guide

Details how to access and navigate the manual programming menus on the washer.

Programming Menu Options

Outlines the main programming menu options and sub-menus for customization.

Optional Cycles and Features

Covers selection of test cycles, error logs, and special cycle options.

Pricing Configuration

Covers setting vend prices, temp pricing, and cycle pricing for revenue management.

Plus Cycle and Settings Options

Details programming for plus cycles and general machine settings.

Usage and Control Information

Covers machine usage tracking and control system information.

Section 4: Trouble Shooting

Troubleshooting Solutions

Lists common symptoms, probable causes, and suggested remedies for washer issues.

Machine Fault Errors

Details machine fault codes displayed on the front panel and customer actions.

Motor Winding Resistance

Provides resistance values for motor windings for diagnostic purposes.

Section 5: Machine Service Procedures

Panel Removals

Step-by-step instructions for removing top, front, and back panels.

Drain Valve Maintenance

Guides on accessing and cleaning the drain valve assembly.

Detergent Dispenser and Soap Box

Details access and removal of the detergent dispenser and front soap box.

Water Inlet System Components

Explains the vacuum breaker and water valves for service.

Door Lock Assembly Operation and Adjustment

Explains the door lock mechanism, access, and adjustment procedures.

Loading Door Adjustments and Removal

Guides on adjusting, removing, and hinging the loading door.

Loading Door Disassembly and Reassembly

Instructions for disassembling and reassembling the loading door.

Control Panel Name Plate

Covers decal removal and re-installation on the control panel.

Outer Cabinet Removal

Step-by-step guide for removing the outer cabinet.

Door Locking Mechanism Components

Details the door lock gear motor, thermoactuators, and their function.

Drive Belt Removal

Instructions for removing and replacing the drive belt.

Cylinder and Bearing Housing

Guides on removing and installing the cylinder and bearing housing.

Water Seals and Outer Tub

Instructions for replacing water seals and removing the outer tub.

Reassembly of the Cylinder

Step-by-step instructions for reassembling the cylinder.

Bolt Torque Chart

Lists torque specifications for various bolts used in T-900, T-950, and T-1200 models.

Section 6: Service Electrical Components

Control System Components

Details the control trough, cables, breakers, PCBs, transformers, and display.

Safety and Drive Components

Explains emergency stop, power connection, and the Variable Frequency Drive (VFD).

Pressure Sensing System

Compares mechanical switches to electronic sensors and details pressure sensor adjustment.

VFD System Details

Explains VFD motor leads, braking resistors, and cooling fan.

Section 7: Electrical Wiring Diagrams & Schematics

Circuit Schematics and Paths

Illustrates electrical paths and circuits for start, fill, wash, drain, and rinse.

Cycle Operation Circuits

Details electrical circuits for wash, drain, rinse, final rinse, and spin.

Unlock and End-of-Cycle Circuits

Explains circuits for unlocking the door and ending the cycle.

Model Specific Schematics & Diagrams

Provides electrical schematics and wiring diagrams for T900/T1200 208-240V models.

Section 8: Parts Data C-Series Vended Large Chassis

Machine Accessories and Harnesses

Lists optional accessories and wiring harness part numbers.

Cabinet and Front Panel Parts

Lists part numbers for cabinet and front panel components.

Front Mount Detergent Dispenser Parts

Lists parts for the front-mounted detergent dispenser.

Rear Access Parts

Identifies parts accessible from the rear of the machine.

Cylinder, Seals & Bearings Parts

Lists part numbers for cylinder, seals, and bearings.

Door Lock Mechanism Parts

Details parts for the door lock assembly and gear motor.

Door and Hinge Group Parts

Provides part numbers for the large door and associated hinge group.

Water Inlet Valve Parts

Details parts for water inlet valves, including breakdown.

Drain Valve Group Parts

Lists part numbers for the drain valve group.

Chassis and Drain Parts

Identifies parts related to the chassis and drain system.

Top Compartment Electrical Components

Lists and illustrates electrical components located in the top compartment.

Control Panel Parts

Provides part numbers for control panel components.

Labels and Diagrams

Lists various labels and diagrams for the machine.

Section 9: Coin Handling Parts & Procedures

Optical Coin Acceptor

Details the optical coin acceptor and its components.

Electronic Acceptor Conversion Kit

Provides information on the electronic acceptor conversion kit.

Electronic Coin Drop Settings

Explains how to set switches on the electronic coin acceptor.

Coin Acceptor Switch Configurations

Illustrates switch settings for different countries and currencies for coin acceptors.

Electronic Acceptor Maintenance

Guides on cleaning and maintaining the electronic coin selector.

Section :10 50Hz Models & Schematics

50Hz Electrical Components

Lists electrical components for 50Hz models, including transformers.

50Hz Drain Valve Group Parts

Lists parts for the 50Hz drain valve group.

50Hz Door Lock Motor Assembly Parts

Provides part numbers for the 50Hz door lock motor assembly.

50Hz Voltage Schematics & Diagrams

Provides electrical schematics and wiring diagrams for 50Hz models.

Section :11 Maintenance

Preventative Maintenance Schedule

Outlines daily, monthly, quarterly, biannually, and annually maintenance tasks.