Electrolux ERF 2001, ERF 2530 Service Manual

Customer Care - EMEA Training and Operations Support Technical Support

Edition: 2011-05 - Rev. 02

SERVICE MANUAL

REFRIGERATION

Publication

number

ERF2001

599 73 16-11

EN

ERF2530

TABLE OF CONTENTS

1 Purpose 3 2 Precautions 3 3 General characteristics 4 4 Service Mode 5

4.1 Service Mode Activation 5

4.2 Component test 5

4.3 User Interface visual test 5

4.4 AC output test 7

4.5 Digital output test 8

4.6 Damper test 9

4.7 Digital input test 9

4.8 Temperature probe test 10

4.9 Software and Parameters 10

4.10 Life time display 11

4.11 Final phase 11 5 Service Mode Summary 12 6 Demo Mode 13

6.1 User Interface SRS (old software, until March 2011) 13

6.2 User Interface SRS (new software, from April 2011) 13

6.3 User Interface SHD 14

6.4 User Interface SLD 15

6.5 User Interface SPX (old software, until March 2011) 15

6.6 User Interface SPX (new software, from April 2011) 16

6.7 User Interface KNB 17

REVISIONS:

Revision Date Description Author Approved by - on

00 06/2010 Document creation PR 01 09/2010 02 05/2011 Document Updated; Demo Mode chapter added PR

Technical Support - PR 2/17 599 73 16-11 Rev.02

Added variants on “Service Mode” activation and Summary

PR

1 PURPOSE

The purpose of this manual is to provide service personnel (who already have the basic knowledge necessary for repairing refrigerators and freezers) with information on appliances equipped with the ERF2001 or ERF2530 electronic control system.

This Manual describes:

• User Interfaces that could be connected with

• Service Mode activation

• Tests that could be processed

2 PRECAUTIONS

 Electrical appliances must be serviced only by qualified Service Engineers.  Always remove the plug from the power socket before touching internal

components.

Technical Support - PR 3/17 599 73 16-11 Rev.02

3 GENERAL CHARACTERISTICS

The main electronic can be connected to different types of user interfaces. The main electronic

communicates to the not insulated user interfaces via six wires.

(AEG)

ERF2001

ERF2001 Main electronic

Main electronic

SRS

LED + digits

LED + digits 1 compartment

1 compartment

(Delta)

(Bi)

ERF2001

ERF2001 Main electronic

Main electronic

SHD

LCD ENV06

LCD ENV06 on top

on top

SLD

LCD Smart-design

KNB

Knob

KNB

MiniKnob

Technical Support - PR 4/17 599 73 16-11 Rev.02

4 SERVICE MODE

4.1 Service Mode Activation

The activation of the Service Mode is depends on the Software, which is loads on the electronic. There are two variants of activation in the Service Mode

Variant 1:

• Switch on the appliance

• Open the door

• Unplug the appliance

• Plug in the appliance

Variant 2:

• Switch on the appliance Then valid for both:

o After 6 sec. pressing any push button (from now on this button will be the „next“-key) except the

On/Off-button for 5 sec. The push button must be pressed in the timeframe from 6 to 16 sec, otherwise the Service Mode is not activated.

The Service Mode activation is confirmed by a short beep from the buzzer device. Each other push button will be the “action-key” when pressed after that.

Definition of “next-key” and “action-key”:

• the „next“-key can be any push button except the On/Off-button. With the „next“-key, you can activate

the Service Mode and you can change in a new test-phase.

• the „action“-key can be any push button except the „next“-key. With the „action“-key, you can switch on

and off the components.

4.2 Component test

The component tests are different notified in the several phases on the user interface.

All LEDs on or off Æ SRS LED + digits „FLOWER“-sign on or off Æ SHD LCD ENV06 “UMBRELLA”-sign on or off Æ SPX LCD Perfect10 on top „SNOWFLAKE“-sign on or off Æ SLD LCD Smart-Design

Potentiometer: Completely counter clockwise LEDs off Æ KNB Knob and MiniKnob Completely clockwise LEDs on Æ KNB Knob and MiniKnob

4.3 User Interface visual test

Depending on the version of the appliance, all notification on the display and LEDs are switched on. Pressing the push button „next“.

SRS, SHD, SPX, SLD: All notifications on the display and LEDs are switched off. The push button

„action“ is not used in these phase. SLD: It starts the potentiometer test. The display will be show.

„Cx“ for the cooler knob,

„Fx“ for the freezer knob „x“ is a number between 0 and 9 Turn the knob clockwise, „x“ is increasing to „9“ Turn the knob counterclockwise, „x“ is decreasing to „0“

Pressing the push button „next“ again to go in the next phase. Technical Support - PR 5/17 599 73 16-11 Rev.02

KNB: The potentiometer test starts. When the knob turning clockwise (counter

clockwise) the LEDs are switched on (off) step by step.

Pressing the push button „next“ again to go in the next phase.

Technical Support - PR 6/17 599 73 16-11 Rev.02