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Asko T700 Series Service Manual

Asko T700 Series
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ASKO
T7OOT7OO
T7OOT7OO
T7OO
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SERIES DRYERSSERIES DRYERS
SERIES DRYERSSERIES DRYERS
SERIES DRYERS
SERVICE MANUALSERVICE MANUAL
SERVICE MANUALSERVICE MANUAL
SERVICE MANUAL
CONTENTSCONTENTS
CONTENTSCONTENTS
CONTENTS
Introduction and Safety RegulationsIntroduction and Safety Regulations
Introduction and Safety RegulationsIntroduction and Safety Regulations
Introduction and Safety Regulations
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22
22
2
The Drying ProcessThe Drying Process
The Drying ProcessThe Drying Process
The Drying Process
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InstallationInstallation
InstallationInstallation
Installation
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44
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Dryer FeaturesDryer Features
Dryer FeaturesDryer Features
Dryer Features
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1111
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Overheat ProtectionOverheat Protection
Overheat ProtectionOverheat Protection
Overheat Protection
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1212
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FF
FF
F
ault Tault T
ault Tault T
ault T
racingracing
racingracing
racing
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1313
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Common ProblemsCommon Problems
Common ProblemsCommon Problems
Common Problems
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1414
1414
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Components and Measurement VComponents and Measurement V
Components and Measurement VComponents and Measurement V
Components and Measurement V
aluesalues
aluesalues
alues
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1515
1515
15
TT
TT
T
est Pest P
est Pest P
est P
rogram and Error Messagesrogram and Error Messages
rogram and Error Messagesrogram and Error Messages
rogram and Error Messages
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1818
1818
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Consumption VConsumption V
Consumption VConsumption V
Consumption V
aluesalues
aluesalues
alues
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1919
1919
19
TT
TT
T
ools and Applications Areasools and Applications Areas
ools and Applications Areasools and Applications Areas
ools and Applications Areas
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2121
2121
21
Service InformationService Information
Service InformationService Information
Service Information
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2323
2323
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Appendix AAppendix A
Appendix AAppendix A
Appendix A
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6262
6262
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IndexIndex
IndexIndex
Index
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Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Asko T700 Series and is the answer not in the manual?

Asko T700 Series Specifications

General IconGeneral
Capacity7 kg
Control TypeElectronic
ColorWhite
ProgramsWool, Delicates, Synthetics, Cotton
Dimensions (H x W x D)850 x 595 x 585 mm

Summary

Introduction and Safety Regulations

General Installation and Safety

General installation requirements and safety precautions for electrical and plumbing.

Electrical and EMC Safety

Safety instructions regarding electrical power and EMC wristbands.

Transport and Winter Storage

Guidance for transporting or storing the dryer in unheated premises.

Disposal Procedures

Instructions for proper scrapping and recycling of the dryer.

The Drying Process

Vented Dryer Airflow (T700/T760)

Explains air circulation for vented dryers (T700, T760) and their components.

Condensing Dryer Airflow (T720/T780)

Explains air circulation for condensing dryers (T720, T780) and their components.

Drying Air Path

Describes the path and function of drying air within the machine.

Cooling Air Path

Explains the path and function of cooling air in condenser models.

Installation

Dryer Specifications

Lists physical dimensions, weight, material, and power requirements for the dryer models.

Air Exhaust Connection (T700/T760)

Instructions for connecting the exhaust hose to vented dryers.

Condensation Drain Connection (T720/T780)

Instructions for connecting the condensation drain hose for condenser models.

Ventilation Duct Connection (T700/T760)

Details on connecting the exhaust hose to a ventilation duct for vented models.

Freestanding Installation

Guidelines for placing the dryer in a freestanding setup.

Built-in Installation (T700/T760)

Instructions for installing vented models under cabinets or worktops.

Stacked Installation

Steps for mounting the dryer on top of an ASKO washer.

Electrical Connections Overview

General information and requirements for power supply connections.

Connecting a Three-wire Power Cord

Detailed steps for connecting a three-wire power cord.

Connecting a Four-wire Power Cord

Detailed steps for connecting a four-wire power cord.

Reversing Door Hinges

Step-by-step instructions for reversing the dryer door hinges.

Dryer Features

Front View Components

Diagram and labels for the front view of the dryer.

Rear View Components

Diagram and labels for the rear view of the dryer.

Overheat Protection

Overheat Protection System

Explanation of the overheat protection switch and reset procedure.

Fault Tracing

Machine Won't Start Troubleshooting

Troubleshooting steps for when the dryer does not start.

Start Button Issue Troubleshooting

Troubleshooting steps for when the dryer stops after releasing the start button.

Slow Drying Troubleshooting

Troubleshooting steps for slow drying times.

Wrinkled Clothes Prevention

Tips to prevent wrinkled clothes after drying.

Motor Running, Drum Not Turning

Troubleshooting steps for a running motor with a stopped drum.

Unusual Noise Troubleshooting

Explains normal noises and troubleshooting for unusual noises.

Error Messages

Information on error messages displayed on T760/T780 models.

Common Problems

Clothes Not Drying Properly

Troubleshooting steps for when clothes do not dry properly.

Dryer Stops After 20 Minutes

Troubleshooting steps for the dryer stopping after 20 minutes.

Overheat Protection After Cleaning

Troubleshooting for overheat protection activation after cleaning.

Overfill Indication (Empty Tank)

Troubleshooting for overfill indication when the tank is empty.

Maximum Program Time Fault

Explains maximum program time fault and its causes.

Components and Measurement Values

Motor Specifications

Details on the motor, its part number, and specifications.

Capacitor Details

Information on the capacitor, its part number, and value.

Condensed Water Pump (T720/T780)

Details on the pump, its part number, and resistance.

Radio Interference Filter

Information on the filter, its part number, and leakage current.

Indicator Lamp

Details on the indicator lamp, its part number, and current.

Thermistor (T760/T780)

Information on the thermistor, its part number, and resistance.

Contactor Details

Details on the contactor, its part number, and resistance.

Thermostat Information (T700/T720)

Information on thermostats for T700 and T720, including part numbers and temperatures.

Overheat Protection Thermostat

Details on the overheat protection thermostat, its part number, and function.

Humidity Sensor (T760/T780)

Information on the humidity sensor, its part number, and output signal.

Overfill Protection (T720/780)

Details on the overfill protection switch and its function.

Electrical Connections Reference

Reference to installation pages for electrical connections.

Door Switch Functionality

Information on the door switch, its part number, and operation.

Buzzer Operation (T700/T720)

Details on the buzzer, its part number, and function.

Program Control Unit (T760/T780)

Information on the control unit and its microprocessors.

LED Window Display (T760/T780)

Details on the LED window and its displays.

Programmer (T700/T720)

Information on the programmer's mechanical settings.

Heating Sequence T700/T760

Graph showing heating sequences for T700 and T760 models.

Heating Element Details

Details on heating elements for T700/T760 and T720/T780.

Heating Sequence T720/T780

Graph showing heating sequences for T720 and T780 models.

Test Program and Error Messages

Test Program Procedure

Instructions for running the test program and its parameters.

Error Messages for T760/T780

Explanation of error messages for T760/T780 models.

Error: Three Hours

Error message for maximum drying time reached and solutions.

Error: Overflow (T780)

Error message for full condensed water container and solutions.

Error: Sensor Fault

Error message related to the humidity sensor and solutions.

Error: Thermistor Fault

Error message related to the thermistor and solutions.

Consumption Values

T700/T720 General Information

General notes on spin drying and conditions for consumption values.

T700 Consumption Values

Table showing consumption values for T700 model programs.

T720 Consumption Values

Table showing consumption values for T720 model programs.

T760 General Information

General notes on spin drying and conditions for consumption values.

T760 Consumption Values

Table showing consumption values for T760 model programs.

T780 General Information

General notes on spin drying and conditions for consumption values.

T780 Consumption Values

Table showing consumption values for T780 model programs.

Tools and Application Areas

List of Required Tools

List of required tools for servicing the dryer.

Application Areas and Tools

Lists parts and the specific tools needed for each.

Special Tools for Servicing

Details and part numbers for special tools used in servicing.

Top Cover and Lower Cover

Removing the Top Cover

Steps for removing the top cover of the dryer.

Changing the Guides

Instructions for changing the guides on the top cover.

Replacing the Top Cover

Steps for reinstalling the top cover.

Removing the Lower Cover

Steps for removing the lower cover of the dryer.

Front Panel

Removing the Front Panel

Step-by-step instructions for removing the front panel.

Replacing the Front Panel

Step-by-step instructions for reinstalling the front panel.

Rear Panel

Removing the Rear Panel

Detailed steps for removing the rear panel.

Replacing the Rear Panel

Detailed steps for replacing the rear panel.

Inner and Outer Rear Panels and Foam Rubber Seal

Removing Inner and Outer Rear Panels

Steps for removing the inner and outer rear panels.

Replacing Inner and Outer Rear Panels

Steps for replacing the inner and outer rear panels.

Changing the Foam Rubber Seal

Instructions for changing the foam rubber seal.

Bearing and Rear Felt Strip Seal

Changing the Rear Bearing

Steps for changing the rear bearing of the dryer.

Changing the Rear Felt Strip Seal

Steps for changing the rear felt strip seal.

Heating Element and Overheat Protection Thermostat

Changing the Heating Element

Steps for changing the heating element.

Changing the Overheat Protection Thermostat

Steps for changing the overheat protection thermostat.

Input Terminal Block and Radio Interference Filter

Removing the Input Terminal Block

Steps for removing the input terminal block.

Replacing the Input Terminal Block

Steps for replacing the input terminal block.

Removing the Radio Interference Filter

Steps for removing the radio interference filter.

Replacing the Radio Interference Filter

Steps for replacing the radio interference filter.

Contactor, Fuse (T760/T780) and Fuse Holder

Removing the Contactor

Steps for removing the contactor.

Replacing the Contactor

Steps for replacing the contactor.

Changing the Fuse

Steps for changing a fuse in the fuse holder.

Changing the Fuse Holder/Insert

Steps for changing the fuse holder or insert.

Drum, Drive Belt and Drum Paddles

Removing the Drum

Steps for removing the dryer drum.

Replacing the Drum

Steps for replacing the dryer drum.

Changing the Drive Belt

Steps for changing the drive belt.

Changing the Drum Paddles

Steps for changing the drum paddles.

External Rear Fan Housing and Fan Wheel (T720/T780)

Removing the External Rear Fan Housing

Steps for removing the external rear fan housing.

Replacing the External Rear Fan Housing

Steps for replacing the external rear fan housing.

Motor and Capacitor

Removing the Motor

Steps for removing the dryer motor.

Replacing the Motor

Steps for replacing the dryer motor.

Changing the Capacitor

Steps for changing the capacitor.

Exhaust Vents

Removing the Exhaust Vent

Steps for removing the exhaust vent.

Replacing the Exhaust Vent

Steps for replacing the exhaust vent.

Removing the Exhaust Vent T-Tube

Steps for removing the exhaust vent T-tube.

Replacing the Exhaust Vent T-Tube

Steps for replacing the exhaust vent T-tube.

Humidity Sensor (T760/T780)

Removing the Humidity Sensor

Steps for removing the humidity sensor.

Installing the Humidity Sensor

Steps for installing the humidity sensor.

Thermostat (T700/T720) and Thermistor (T760/780)

Removing the Thermostat

Steps for removing the thermostat.

Replacing the Thermostat

Steps for replacing the thermostat.

Removing the Thermistor

Steps for removing the thermistor.

Replacing the Thermistor

Steps for replacing the thermistor.

Front Drum Frame, Front Seal, and Support Roller

Removing the Front Drum Frame

Steps for removing the front drum frame.

Replacing the Front Frame

Steps for replacing the front frame.

Changing the Front Felt Seal

Steps for changing the front felt seal.

Changing the Support Roller

Steps for changing the support roller.

Door

Removing the Door

Steps for removing the dryer door.

Replacing the Door

Steps for replacing the dryer door.

Changing the Hinge Pin

Steps for changing the hinge pin.

Changing the Hinge Socket

Steps for changing the hinge socket.

Changing the Door Magnet Plate

Steps for changing the door magnet plate.

Changing the Door Handle

Steps for changing the door handle.

Changing the Inner Door

Steps for changing the inner door.

Door Seals and Filter Holder

Changing the Outer Door Seal

Steps for changing the outer door seal.

Changing the Inner Door Seal

Steps for changing the inner door seal.

Changing the Filter Holder

Steps for changing the filter holder.

Door Switch

Changing the Door Switch

Steps for changing the door switch.

Changing the Door Switch Pin

Steps for changing the door switch pin.

Control Panel

Removing the Control Panel

Steps for removing the control panel.

Replacing the Control Panel

Steps for replacing the control panel.

Changing Knobs (T700/T720)

Steps for changing the control panel knobs.

Changing Programming Buttons (T700/T720)

Steps for changing programming buttons.

Changing Main Power Button (T760/T780)

Steps for changing the main power button.

Changing Indicator Lamp/Symbol Lens

Steps for changing the indicator lamp or symbol lens.

Removing Panel Handle (T700/T760)

Steps for removing the panel handle.

Changing Pushbutton Switches (T760/T780)

Steps for changing pushbutton switches.

Changing PCU Board (T760/780)

Steps for changing the PCU board.

Pushbuttons (T760/T780) and Timer (T700/T720)

Changing Pushbuttons (T760/T780)

Steps for changing pushbuttons.

Removing the Timer (T700/T720)

Steps for removing the timer.

Replacing the Timer

Steps for replacing the timer.

Buzzer and Rotary Selector

Changing the Buzzer (T700/T720)

Steps for changing the buzzer.

Changing the Rotary Selector (T700/T720)

Steps for changing the rotary selector.

Electronic Control Unit

Changing the Electronic Control Unit (ECU)

Steps for changing the electronic control unit.

Removing ECU with Holder

Steps for removing the ECU and its holder.

Replacing ECU and Holder

Steps for replacing the ECU and its holder.

Condenser (T720/T780)

Removing the Condenser

Steps for removing the condenser.

Replacing the Condenser

Steps for replacing the condenser.

Replacing the Condenser Housing

Steps for replacing the condenser housing.

Changing the Condensed Water Pump

Steps for changing the condensed water pump.

Changing Microswitch for Water Pump

Steps for changing the microswitch for the water pump.

Changing Foam Rubber Seal

Steps for changing the foam rubber seal on the condenser.

Changing the Float

Steps for changing the float in the condenser.

Water Tank Housing (T720/780)

Changing Water Tank Housing

Steps for changing the water tank housing.

Changing the Water Tank Handle

Steps for changing the water tank handle.

Side Panels

Changing the Side Panels

Steps for changing the side panels.

Base Pan and Front Rail

Changing the Base Pan

Steps for changing the base pan.

Changing the Front Rail

Steps for changing the front rail.

T700 Control Panel

Power Button Operation

Description of the power button and indicator light.

Start Button Function

Description of the start button function.

Program Control Modes

Explanation of preset programs and timed drying.

Temperature Control Settings

Explanation of temperature settings (Normal, Low, Air Fluff).

Program Options

Explanation of options: Buzzer, Anti-crease, Quick Cooling.

T720 Control Panel

Power Button Operation

Description of the power button and indicator light.

Start Button Function

Description of the start button function.

Timer Control

Description of the timer control knob.

Temperature Control Settings

Explanation of temperature settings (Normal, Low, Air Fluff).

Program Options

Explanation of options: Buzzer, Anti-crease, Quick Cooling.

T760 and T780 Control Panels

Power Button Operation

Description of the power button and indicator light.

Start Button Function

Description of the start button function.

Stop Button Function

Description of the stop button function.

Preset Programs Overview

Explanation of preset programs (P1-P4) and Sensidry system.

Customizing the Preset Programs on T760 and T780

Understanding the LED Window

Explanation of the LED window display elements.

Customizing Preset Programs

Basic instructions for changing preset programs.

Program Time Calculation

Explanation of how program time is calculated and displayed.

Restoring Preset Programs

Instructions for restoring preset programs to original settings.

Navigating the Menus

Instructions on how to navigate through the program menus.

Program Menu Settings

How to set the dry program, Timed Dry, or Air Fluff.

Temperature Menu Settings

How to set the drying temperature for selected programs.

Timed Dry and Air Fluff Settings

How to set program time and select Air Fluff.

Delayed Start Program

How to set a delayed start time for programs.

Options Menu Settings

How to set options like buzzer, anti-crease, and cooling.

Available Options per Program

Table listing available options for each program.

General Options Explanation

Detailed explanation of Normal, Low, Air Fluff, Buzzer, Anti-crease, Quick Cooling.

Changing LED Window Language

Steps to change the LED window language.

Child-Safe Start Feature

How to enable the child-safe start feature.

Cleaning and Maintenance

Cleaning the Lint Filter

Instructions for cleaning the lint filter, including scale removal.

Emptying Condensed Water Container (T780)

Instructions for emptying the condensed water tank.

Cleaning the Outside of the Machine

Guidelines for cleaning the exterior of the dryer.

Cleaning the Fan

Steps for cleaning the fan.

Cleaning the Condenser (T720/T780)

Instructions for cleaning the condenser.

Appendix A

Fixing Clips for Lower Cover

Instructions for replacing screws with fixing clips for the lower cover.

Female Fixing Clip Installation

Instructions for installing female fixing clips.

Male Fixing Clip Installation

Instructions for installing male fixing clips.

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