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Electrolux T4900 Service Manual

Electrolux T4900
108 pages
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Service manual
Tumble dryers
T4900, T41200
TD100, TD135
Type N4...
Dryer type T4900/TD100 from serial number: 00900/0100000
Dryer type T41200/TD135 from serial number: 01200/0100000
Original instructions
487 05 46 91/EN
2015.02.03

Table of Contents

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Electrolux T4900 Specifications

General IconGeneral
BrandElectrolux
ModelT4900
CategoryDryer
LanguageEnglish

Summary

Technical Data Specifications

Technical Data - Type T4900

Specifications for the T4900 model, including drum volume, weight, motor details, capacity, and heat effect.

Technical Data - Type T41200

Specifications for the T41200 model, including drum volume, weight, motor details, capacity, and heat effect.

Technical Data - Type TD100

Specifications for the TD100 model, including drum volume, weight, motor details, capacity, and heat effect.

Technical Data - Type TD135

Specifications for the TD135 model, including drum volume, weight, motor details, capacity, and heat effect.

Description of Principal Components

Machine Description and Control

Overview of dryer types, features, and microprocessor control functions.

Sliding Door and Tilt Features

Details on sliding door mechanisms, tilt function, and the operating panel.

Key Dryer Components Overview

Detailed description of the drum, loading door, motor, heating unit, and control panel.

Periodic Maintenance Procedures

Function Check and Basic Maintenance

Steps for checking dryer operation, micro switches, and direction of rotation.

External Component Maintenance

Guidelines for cleaning exhaust ducts, fan, and door gaskets.

Filter and Internal Component Cleaning

Procedures for cleaning lint filters and internal components like the component unit.

Belt Tightening and Area Checks

Instructions for tightening belts and maintaining the area surrounding the dryer.

Control System Operation

Selecta II Printed Circuit Board

Location and function of the Selecta II PCB in dryers with standard loading doors.

Control Locations for Sliding Doors

Details on the placement of the Selecta II PCB in dryers with sliding doors.

Troubleshooting Control Systems

Guidance on troubleshooting tilt function issues and checking fuses.

Replacing and Programming the Control PCB

Instructions for replacing the Selecta II PCB and required programming settings.

Sensors and Overheating Thermostats

Inlet Air Sensor Systems

Overview of inlet air overheating thermostats and thermistors.

Inlet Air Thermostat Reset and Thermistor

Resetting inlet air thermostats and function of the PT100 sensor.

Outlet Air Sensor Systems

Overview of outlet air sensors, overheating thermostats, and NTC sensors.

Outlet Air Thermostat and Thermistor Function

Function and reset of outlet air overheating thermostat and NTC sensor.

Vacuum Shutter Switch Function

Function and adjustment of the vacuum shutter switch.

Door Switch and Lint Filter Switch

Standard Door Switch and Lock Testing

Procedures for replacing and testing the door switch and lock on standard doors.

Standard Door Lint Filter Switch

Replacement and testing of the lint filter switch for standard doors.

Sliding Door Switch Operation

Details on the loading door switch for sliding doors and its replacement.

Sliding Door Lint Filter Switch

Replacement and testing of the lint filter switch for sliding doors.

Motor and Transmission Systems

Motor and Transmission Description

Description of the fan module, transmission module, and motor protection.

Internal Fuses on Electric Dryers

Information on internal fuses for electric heated dryers and their sizes.

Fan Module Dismounting and Replacement

Procedures for dismounting and replacing the fan module and its components.

Transmission Module Dismounting

Steps for dismounting the transmission module and its associated components.

Heating System Operation

Gas Heated Dryer Systems

Details on gas burners, thermostats, error codes, and adjustments for gas dryers.

Steam Heated Dryer Systems

Information on steam calorifiers, overheating thermostats, and actuator replacement.

Electric Heated Dryer Systems

Information on electric heating units, thermostats, and element replacement.

Drum and Bearing Maintenance

Replacing Supporting Rollers

Step-by-step guide for replacing the supporting rollers of the drum.

Replacing Drum or Bearing Components

Procedures for dismounting and replacing the drum and its bearings.

Sliding Door Drum Replacement

Specific steps for replacing the drum in dryers with a sliding door.

Sliding Door Adjustments and Repair

Adjusting Sliding Doors for Parallel Closure

Instructions for adjusting sliding doors to ensure proper parallel closure.

Adjusting and Replacing Wire Ropes

Procedures for adjusting and replacing the wire ropes for sliding doors.

Adjusting Door Gaskets and Alignment

Steps for checking and adjusting door gaskets and alignment for sliding doors.

Replacing Locking Plates and Gas Cylinders

Procedures for replacing locking plates and gas cylinders on sliding doors.

Failing Tilting Function Troubleshooting

Steps for righting the dryer and troubleshooting a failing tilting function.

Gas System Operation and Maintenance

Gas Valve Components and Settings

Identification and adjustment of gas valve components like nozzles and pressure taps.

Measuring Nozzle Pressure

Procedure for measuring and adjusting nozzle pressure for correct gas burner operation.

Measuring Supply Pressure

Procedure for measuring gas supply pressure and ensuring it meets requirements.

Gas System Test Run and Function Check

Steps for testing gas joints, flame quality, and overall system function.

RMC System Functionality

Replacing Collector Graphite

Procedure for replacing the graphite collector for the RMC moisture sensing system.

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