Preface

Dear Customer,
Thank you for choosing a product from engcon.engcon is the market leader in tiltrotators and tools for excavators. We represent innovation, knowledge and experience, and we develop our products with a focus on the customer's needs. Please visit our website for contact information and details about the rest of our product range.www.engcon.com

1. Introduction

1.1. General

This user manual contain important information about your product's functions and characteristics, and how to use it in the best way. Before you begin using the product, it is important that you read and understand the content of these instructions, especially the sections that address safety. In addition to these instructions, you must study and understand the applicable safety information for the relevant base machine as well as any other equipment involved. The user manual is supplied with supplementary documentation providing more detailed descriptions of the installation, fitting, operation and maintenance of control systems and custom modifications for your specific product.Information, images, illustrations and specifications used in the instructions are based on product information that was available at the time of going to press. Images and illustrations used in the instructions are typical examples and not intended to be exact depictions of various part of the product. We reserve the right to make changes without prior notice. Always store the user manual together with any other supplementary information in a safe manner and such that it is always available.

1.2. Scrapping and recycling

engcon makes constant efforts to reduce its environmental impact. engcon's products comprise at least 99 per cent recyclable material. All assembly and service work must take place in compliance with legislation and ordinances governing the environment, health and occupational safety. This refers to all work with residual materials including handling, storage and processing. To prevent contamination of soil and water, spillages must be avoided. Should a spillage occur, it must be dealt with.Hazardous waste may only be disposed of by those authorized to do so. All waste produced must be disposed of in compliance with applicable legislation and ordinances:

- Metal and plastics to be recycled.

- Hydraulic hoses are normally used for energy recovery (sort as hazardous waste).

- Oils and greases are normally used for energy recovery (sort as hazardous waste).

- Electronic components to be recycled for materials (sort as hazardous waste).

- Packaging to be sorted at source and recycled for materials.

- Paper to be sorted at source and recycled for materials.

If in doubt, contact the environmental manager at engcon.

1.3. Technical support and spare parts

Technical support and spare parts can be found at www.engcon.com

1.4. Product approval

1.4.1. Declaration of incorporation of a partly completed machine

Product: engcon DC3 Control systemManufacturer: engcon Nordic AB - Industricentragatan 4, SE 833 93 Strömsund, Sweden
THE OBJECT OF THE DECLARATION DESCRIBED ABOVE IS IN CONFORMITY WITH
the essential and applicable requirements of 2006/42/EC.

Appendix 1 - Essential health and safety requirements
1.1.1	1.2.2	1.5.1	1.7.3	3.3.2
1.1.2	1.2.3	1.7.1	1.7.4	3.3.3
1.2.1	1.2.4.1	1.7.2	3.3.1	3.3.5

Technical Documentation, 2006/42/EC: compiled in accordance with Section B of Appendix 7.Other relevant EU Directives: Radio Equipment Directive (RED) 2014/53/EU
(further described in separate EU Declaration of Conformity)
THIS DECLARATION OF INCORPORATION IS ISSUED UNDER THE SOLE RESPONSIBILITY OF THE MANUFACTURERUndertaking to transmit:Upon reasoned request from national authorities, the manufacture must provide relevant information about the partly completed machine. This must be done promptly by email and without restriction by any intellectual property rights of the manufacturer of the partly completed machine.Conditions: The partly completed machine may not be put into operation before the machine it will be built into has been declared to conform with the provisions of 2006/42/EC.
PERSON AUTHORIZED TO COMPILE THE TECHNICAL DOCUMENTATIONChristian Olsson – Produktägare, Arenavägen 4, 831 58 Östersund, Sverige
SIGNED FOR AND ON BEHALF OF

Krister Blomgren – Signatory for engcon Nordic AB
Strömsund 26 April 2023

1.4.2. EU Declaration of Conformity

Product: engcon DC3 Control systemManufacturer: engcon Nordic AB - Industricentragatan 4, SE 833 93 Strömsund, Sweden
THE OBJECT OF THE DECLARATION ABOVE COMPLIES WITHrelevant harmonized European Union legislation: Radio Equipment Directive (RED) 2014/53/EU

Harmonized standards (RED)
Article 3.1 a (Electrical safety):	EN ISO 60204-1:2018
Article 3.1 b (EMC):	EN ISO 13766-1:2018, EN ISO 13766-2:2018
Article 3.2 (Radio):	ETSI EN 300 328 v 2.2.2

THIS DECLARATION OF CONFORMITY IS ISSUED UNDER THE SOLE RESPONSIBILITY OF THE MANUFACTURERThe object of this declaration: The product is a control system designed to control equipment installed on an excavator as well as certain parts of the excavator. This declaration of compliance applies to the control system but not to the equipment controlled by said system such as an engcon tiltrotator.

The product has radio functions to allow setup and calibration of the system.
SIGNED FOR AND ON BEHALF OF

Krister Blomgren – Signatory for engcon Nordic AB
Strömsund 26 April 2023

2. Safety

	Remarks
The stated safety information is independent of the base machine and directly concerns the engcon DC3.

	Remarks
Other safety instructions can be found in the tiltrotator user manual.

2.1. General

It is important that you read and understand all warnings prior to installation work on this product or before you use it and any accessories supplied. The warning texts highlight potential risks and describe how to avoid them. The following warning levels are used in this user manual:

	Danger
	Indicates that an accident will occur if the regulation is not followed. Risk of personal injury or death.

	Warning
	Indicates that an accident may occur if the regulation is not followed. Risk of personal injury or death.

	Caution
	Indicates that an accident may occur if the regulation is not followed. Risk of personal injury.

	Important
Indicates that an accident may occur if the regulation is not followed. Risk of damage to property, process or the surroundings.

	Remarks
Specifies additional information that may make performance or understanding of specific operations easier.

2.2. Safety features according to 13849-1

DC3 is a safety system that complies with SS - EN ISO 13849-1:2016. This means there are risks in the system that are managed with the aid of software.

RISK 1Unexpected activation of tiltrotator functions. The risk is managed by safety function SF1 – Preventing unexpected start of tiltrotator functions SS-EN ISO 13849-1:2016 PL c

RISK 2Unexpected movement of the machine due to signal emulation. The risk is managed by safety function SF2 – Preventing unexpected start and ensuring cessation of signal emulation functions SS-EN ISO 13849-1:2016 PL D

RISK 3Unexpected activation of the tiltrotator’s quick coupler. The risk is managed by safety function SF3 – Preventing unexpected start of the tiltrotator’s quick coupler, SS-EN ISO 13849-1:2016 PL c

RISK 4Unexpected activation of the machine’s quick coupler. The risk is managed by safety function SF4 – Preventing unexpected start of the machine’s quick coupler, SS-EN ISO 13849-1:2016 PL c

RISK 5Unexpected activation of machine functions (e.g. track control). The risk is managed by safety function SF5 – Preventing unexpected start of machine functions SS-EN ISO 13849-1:2016 PL c

RISK 6Unexpected activation of the wheel steering function. The risk is managed by safety function SF6 – Preventing unexpected start and ensuring cessation of the wheel steering function, SS-EN ISO 13849-1:2016 PL D

RISK 7Unexpected activation of the machine’s servo hydraulics. The risk is managed by safety function SF7 – Preventing unexpected start of the machine’s servo hydraulics, SS-EN ISO 13849-1:2016 PL c

3. Design and function

3.1. DC3

The DC3 is a proportional control system with remote support. Our DC3 control system meets the standards demanded of all components such as hydraulics, electronics and software. Together with engcon’s tiltrotators with their built-in safety functions, the DC3 creates a safer work environment and enables track and wheel control as well as boom slew. engcon’s DC3 smartphone app allows remote support in addition to PC and USB cable connection.

3.2. Symbols

Track control	Track control	Wheel control
Base machine	Drive forward/reverse	Rotation/slew right/left
Tool change in the tool program	Feeder Swap	Rotation
Tilt	Shift between rotation and Extra 2	Shift between tilt and Extra 2
Open grab	Close grab	Shift between rotation and grab
Shift between tilt function and grab	Shift between Extra and grab	Joystick function
Grapple	Grapple rotation	Open grab
Close grab	Clockwise grapple rotation	Counterclockwise grapple rotation
Grab	Grab rotation	Grab open
Grab close	Grab clockwise rotation	Grab counterclockwise rotation
Bucket in	Bucket out	Stick in
Stick out	Float position	Float position
Scissors open	Scissors close	Leveling blade up
Leveling blade down	Leveling blade up/down	Support leg up/down
Support leg up	Support leg down	Swing axle locked
Swing axle off	Boom	Boom slew
Boom slew left	Boom slew right	Side-shift
Cruise control	Auto idle	Auto idle
Auto idle	Automatic gas	Quick hitch lock
Quick coupler lock valve	Quick hitch lock (Front loader)	Quick hitch lock (Excavator arm)
12 Volt	Forward gear	24 Volt
Neutral gear	15 Amps	Reverse gear
EC Tiltrotator	Driving direction	Autotilt
External circuit	Open	Locked
Menu	Communication radio	Rotating brush
Hammer	Horn	Parking brake
Crawler gear	Constant flow	Low gear
High gear	Power boost	Power boost
Windscreen wipers	Main beam/dipped beam	User 2
User 3	Extra function 1	Extra function 2
Extra function Direction A	Extra function Direction B	Extra function Direction A
Extra function Direction B	User function

3.3. Control panel - QPM

3.3.1. Symbols

		Opening the quick coupler
		Closing the quick coupler
		Swing/height restriction
		Ground contact
		Alarm indicator
		Quick coupler for machine
		Quick coupler for tiltrotator

3.3.2. Buttons

Symbol	Button press	Steady light indicates that
	Initiates lock opening sequence	Lock opening sequence can be initiated
		Ground contact is required
Or 1	Overrides ground contact
Or 2	Shows ground contact sensor status	The sensor detects pressure
	Opens the lock	The lock can be opened
	Closes the lock	The lock can be closed
	Confirms machine blocking	Machine blocking is active
Or 1	Cancels machine blocking temporarily	-

3.4. Electronics module - QLM

QLM is used in combination with a Q-Safe quick coupler/machine coupler and alerts by means of audible and visual signals if both bucket axles are not locked or in their proper positions. This means QLM will alert when connecting and disconnecting tools or if a tool is not properly connected.

	Remarks
For quick couplers other than Q-Safe, follow the manufacturer's instructions for checking that tools are correctly connected.

3.4.1. Overview

Position	Description
1	Power supply
2	Alarm indication
3	Sensor, machine coupler hook
4	Sensor, machine coupler ejector
5	Sensor, quick coupler hook
6	Sensor, quick coupler ejector
7	Warning lamp

4. Installation

4.1. System overview DC3

4.1.1. Tiltrotator control

Position	Designation
1	Electronics module - MGM
2	Joystick - MIG2
3	Control panel - QPM
4	Ground pressure sensor
5	Electronics module - QLM
6	Tiltrotator

5. Operation

	Warning
	Beware of moving parts. A lack of awareness may lead to crush injuries. Risk of personal injury.

	Warning
	Never attempt to increase the maximum capacity of the equipment by modifications not approved by the supplier. Risk of personal injury and damage to property.

	Warning
	Do not attempt to install, use or maintain your tiltrotator and its associated equipment before reading and understanding all information about the tiltrotator, its supplementary equipment and the base machine. Pay particular attention to the safety information.

	Warning
	Only trained operators may make changes to control system functions. Risk of injury.

	Important
Maintenance and repair of the electrical system may only be carried out by professionally qualified persons.

	Important
If you have any doubts concerning the safety aspects of your knowledge, the equipment or work, contact a dealer or engcon AB.

5.1. DC3 for Android and iOS

With the aid of the engcon DC3 app, you can adjust and set up your system with changes that suit you. Creating an account allows these settings to be backed up and available should you change your smartphone. When the app starts for the first time, it provides information about available features. Not only is the DC3 manual available in the app, there is also the option of remote support. It allows a technician to help you with troubleshooting should a fault occur in your machine.

5.1.1. Getting started

1. Download engcon DC3 from the Play Store or App Store. Go to the store and search for “engcon DC3”, or scan one of the QR codes below.

2. You can log in via a telephone number or social media.

3. Connect to your machine. When you log in for the first time, you will be prompted to connect to a nearby control system. Follow the instructions in the app.

4. You can also opt to join later. The control system is found in settings, where there is an option to connect to a new or a previously connected control system.

5.1.2. The tool application

Add your tools by going into the tool application. You can also enter settings for each tool, and make them behave the way you want them to.

5.1.3. Soft assignment

	Warning
	Functions may move differently than expected. Use the app to check which functions are available. Risk of injury.

The powerful Soft Assignment feature provides quick access to various functions, without having to reconfigure your joystick or machine.

5.2. QSC Quick guide

A guide on how to open and close quick coupler locks using the control panel is included. It can be useful to keep the guide within easy reach; it is described in section 5.3. Tiltrotator quick coupler (QH).

5.2.1. Tiltrotator quick coupler (QH)

5.2.2. Machine quick coupler

5.3. Tiltrotator quick coupler (QH)

	Warning
	Stop work immediately and begin troubleshooting if the system warns of a faulty tool connection during operation. Risk of personal injury and damage to property.

	Remarks
Machine hydraulics must be activated in order for the QSC opening and closing function to work.

	Remarks
Follow the manufacturer's instructions for connecting and disconnecting tools if you do not use a Q-Safe quick coupler.

5.3.1. Connecting tools

See separate instructions for use for the tiltrotator and machine coupler. Also available on the website or by contacting engcon.

	1. Check that the indicator rod is out.
	1. Check that the indicator rod is out.
	2. Hold down + for at least 3 seconds to close the quick coupler.
	3. Check that the indicator rod is no longer visible and that the axle is in the correct position.
	4. When the sound and light warning signals are deactivated, the tool is correctly connected.

	Warning
	Make sure the product’s latches lock correctly according to the Instructions for use. Risk of personal injury or death.

5.3.2. Disconnecting tools

See separate instructions for use for the tiltrotator and machine coupler. Also available on the website or by contacting engcon.

	1. The indicator rod is not visible when the lock is closed.
	2. Press to initiate the sequence.
	2. Press to initiate the sequence.
	3. The icon lights up if the tool is not in contact with the ground.
	4. Lower the tool to achieve ground contact.
	5. The icon goes out when ground contact is achieved.
	6. Raise the tool slightly above the ground to reduce the load during the locking operation.
	7. Hold down + for at least 3 seconds to open the quick coupler.
	8. Check that the indicator rod is out.

6. Start-up

	Warning
	Before starting up and calibrating the system make sure there is sufficient room to maneuver as there is a risk of the machine moving in a different way than expected. Risk of injury and damage to property.

	Warning
	If you have any doubts concerning the safety aspects of your knowledge, the equipment or work, contact a dealer or engcon AB. Incorrect installation affect safety.

	Important
Assembly and installation may only be carried out at a workshop authorized by the manufacturer. Changes to the assembly may not be carried out without the manufacturer’s consent.

	Important
Maintenance and repair of the electrical system may only be carried out by professionally qualified persons.

6.1. Connect the DC 3 app to the machine

1. Activate Bluetooth on your telephone.

2. Start the machine.

3. Search for the system in the DC3 app and connect.

6.1.1. Connect a new smartphone

DC3 only allows the last smartphone connected to reconnect.
Reset Bluetooth and connect another smartphone by holding down the button on the QPM panel.When the machine is started, a smartphone may be connected within 30 seconds. If the smartphone was the last one used it may be reconnected; if not, information on how to reset Bluetooth will be displayed.

6.1.2. Resetting Bluetooth

Hold down

for 5 seconds to reset Bluetooth and connect the smart phone within 30 seconds.

6.2. Remote assistance

No matter where you are, you can contact an engcon technician by using the built-in remote assistance. The technician can help you troubleshoot any problems you may have with your machine.

6.2.1. Request help

You can request remote assistance by generating a 4-digit code that an engcon technician can use to connect to your machine.

7. Maintenance

7.1. Contact grease

We recommend applying contact grease to electronics contacts to prevent corrosion. Remove any contaminants before application.Recommended grease:
We recommend contact grease without destructive or corrosive properties and which is intended for use on electronic contacts for the prevention of corrosion.

8. Troubleshooting

	Warning
	In the case of alarms that cannot be remedied, contact an authorized service provider ASAP. The fault must be remedied before the machine may be used again. Risk of injury and damage to property.

	Warning
	Stop work immediately and begin troubleshooting if the system warns of a faulty tool connection during operation. Risk of personal injury and damage to property.

	Warning
	The hydraulic system must be de-pressurized before work on the system is begun. Risk of personal injury and damage to property.

	Warning
	Never use your hands to search for leaks in the hydraulic system. Use the necessary protective equipment. Pressurized hydraulic oil can penetrate the skin. Risk of personal injury.

	Warning
	Avoid contact with hydraulic oil. Risk of burns.

	Warning
	Switch off power when working on the electrical system and remove any live objects before starting work Risk of personal injury.

	Warning
	Beware of moving parts. A lack of awareness may lead to crush injuries. Risk of personal injury.

8.1. Control panel - QPM

The panel has a warning triangle to indicate faults in the system. Information about the alarm is available in the DC3 app under the main menu.

8.2. Electronics module - QLM

8.2.1. Indications

Position	Behavior	Indicates	Remarks
1	2 flashes __**_	Power supply OK
2	1 flash __*_	CAN time out
	2 flashes __**_	Short circuit, power to sensor in EC	During start
	3 flashes *__**_	Short circuit, power to sensor in RF	During start
	3 flashes *__**_	Short circuit, power to sensor in EC
	Inactive	No fault
3	Constant light	Connected tool	Hook sensor for machine quick coupler
4	Constant light	Connected tool	Ejector sensor for machine quick coupler
5	1 flash __*_	Tiltrotator removed
	Constant light	Connected tool	Hook sensor for the quick coupler under the tiltrotator
6	1 flash __*_	Tiltrotator removed
	Constant light	Connected tool	Ejector sensor for the quick coupler under the tiltrotator
7	Flashing white light and pulsating siren (normal behavior during coupling sequence)	Unsafe tool connection	Check attachment

8.2.2. Alarm

The system has a sound alarm to indicate a fault in the system. The sensors work in pairs so that sensors 1 or 2 monitor the machine’s quick coupler while sensors 3 and 4 monitor the tiltrotator’s quick coupler.

Alarm	Description	Action
Alarm off	Correctly connected quick coupler or fully disconnected tool
Flashing/beeping alarm	Possible faults: Incorrectly connected RF or EC bracket Sensor fault Cable fault	1. Check cables and connectors. 2. Check sensors for external damage. 3.Check LEDs 2-5 to continue troubleshooting.

9. Decals

Machine instructions, decals and warning signs must be kept clearly legible. Contact your supplier to order replacements.

	Warning
	Replace damaged or illegible signs and decals before using the machine. Risk of personal injury and damage to property.

	Warning
	Before starting up and calibrating the system make sure there is sufficient room to maneuver as there is a risk of the machine moving in a different way than expected. Risk of injury and damage to property.

	Warning
	Check that the function decals correspond to the machine functions before starting work. Risk of personal injury.

9.1. Joystick MIG2

9.1.1. 841161

9.1.2. 841868

10. Glossary

10.1. Abbreviations

Term	Description
BCM	Base Control Module
C2C	CAN to CAN
DC3	Digging Control 3
EC	engcon (Engström Construction)
eML	engcon Machine Link
ePS	engcon Positioning System
eTT	engcon TechTool
MGM	Master Gateway Module
MIG2	Microprop Grip 2
QLM	Q-safe Light Module
QPM	Quick hitch Panel Module
QSC	Quick hitch Standard Control
TM3	Tiltrotator Module 3

11. Installation checklist

	Delivery contents checked.
	Checked: hoses and cables are not at risk of pinching, cutting or stretch damage.
	Function check completed.
	Document check completed.

Osynlig fras

Machine model:
Machine serial number:
Tiltrotator serial number:
Machine hitch serial number:
Part number, machine electrical kit:
Part number and version number of the installation instructions used for installation:

Osynlig fras

Machine owner, company:
Date:

Osynlig fras

Company installing equipment on the machine:
Place:
Date:

Osynlig fras

Other remarks:

Osynlig fras

12. Contact us

engcon Australia Pty Ltd +61 2 7252 5279 australia@engcon.com	engcon Ireland Ltd +353 15 686 742 ireland@engcon.com
engcon Austria GmbH +46 676 3786239 info-at@engcon.com	engcon Korea Ltd +82 70 4472 9978 engcon_kor@engcon.com
engcon Belgium BVBA +32 15 79 73 10 belgium@engcon.com	engcon Netherlands +31 85 82 23 550 netherlands@engcon.com
engcon Canada Inc. +1 438-226-1716 canada@engcon.com	engcon North America Inc. +1 203 691 5920 northamerica@engcon.com
engcon Denmark A/S +45 70 20 13 50 info@engcon.dk	engcon Norway AS +47 22 75 44 44 norge@engcon.com
OY engcon Finland AB +358 6322 815 finland@engcon.com	engcon Poland Sp. z o.o. +48 61 894 00 47 info@engcon.pl
engcon France SAS +33 1 60 79 49 70 france@engcon.com	engcon Sweden AB +46 670 65 04 00 sweden@engcon.com
engcon Germany GmbH +49 9342 934 85 0 germany@engcon.com	engcon UK Ltd +44 1684 297168 uk@engcon.com
engcon International +46 670 178 00 international@engcon.com