OMT FREE.STAND 9029 User manual

Installation and operating instructions
Electrically height-adjustable
sit/stand work desks
System: 9029 FreeStand
with SMART motor control
(E-components 9901 + 9902)

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Table of contents
1 Preface ............................................................................................................................................................4
1.1 Use as intended.............................................................................................................................................4
1.2 Target group and previous knowledge........................................................................................................4
1.3 Symbols used in the safety instructions......................................................................................................5
1.4 Safety Instructions.......................................................................................................................................5
1.4.1 General safety instructions....................................................................................................................5
1.4.2 Before installation, deinstallation or troubleshooting..............................................................................7
1.4.3 Before initial operation ..........................................................................................................................7
1.4.4 During operation....................................................................................................................................7
1.4.5 Important information for resellers ........................................................................................................7
1.4.6 Indication service note ..........................................................................................................................8
1.5 Repairs........................................................................................................................................................9
2 Warranty..........................................................................................................................................................9
3 Maintenance / Cleaning...................................................................................................................................9
4 Assembly.......................................................................................................................................................10
4.1 Installing the actuators ..............................................................................................................................10
4.2 Assembly of the worktop support and cross-beams .................................................................................11
4.3 Assembly of the desktop...........................................................................................................................11
4.4 Assembly of the controller and hand-switch..............................................................................................11
4.5 Commissioning..........................................................................................................................................12
4.5.1 Connections to the SMART motor controller ......................................................................................12
4.5.2 Procedure during commissioning........................................................................................................13
4.5.3 Connect the drives ..............................................................................................................................13
4.5.4 Connect the hand-switch.....................................................................................................................14
4.5.5 Connect the power supply cable /mains cable....................................................................................14
4.6 Assembly of optional accessories.............................................................................................................14
5 Initialisation / Reset .......................................................................................................................................14
6 Control ................................................................................................................................................................15
6.1 Normal operation.......................................................................................................................................15
6.2 Operation with 9901 1810 hand-switch with display (optional).................................................................16
Change the height display unit (S5 menu)....................................................................................................16
Calibrate the height display...........................................................................................................................16
6.3 Operation with 9901 19xx hand-switch with display and memory (optional) ............................................16
How to save a position: .................................................................................................................................17
How to retrieve a saved position: ..................................................................................................................17
Change the height display unit (S5 menu)....................................................................................................17
Calibrate the height display...........................................................................................................................17
6.3.1 9901 1910 Hand-switch with display and memory (optional) .............................................................18
6.3.2 9901 1970 Hand-switch with display and memory (optional) .............................................................19
6.3.3 9901 1970 Hand-switch with display and memory (optional) .............................................................20

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7 Troubleshooting.............................................................................................................................................21
8 Error messages in the hand-switch display (optional)...................................................................................22
9 Click codes of the controller..........................................................................................................................23
10 Technical data...............................................................................................................................................24
11 Tests and certificates.....................................................................................................................................25
12 Address .........................................................................................................................................................26

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1 Preface
Dear customer,
We are pleased that you have decided to purchase our product. These instructions explain how to assemble,
use and maintain the sit/stand desk. All sit/stand desks are put through a thorough quality inspection before
leaving our factory. If you ever have any problems with our desk base, feel free to contact our service
department any time.
It is important to follow these instructions when assembling the desk base. Any changes on the desk base or an
improper usage can have an effect on the safety, functioning and service life!
These operating instructions are intended for all sit/stand desks from the 9029 FreeStand system with the
SMART motor controller but, due to different versions/types, can deviate from the illustrations.
Oelschläger Metalltechnik GmbH
1.1 Use as intended
This sit/stand desk may be used solely as an office desk in the professional sector. Changes to the desk base
are prohibited. This sit/stand desk must be assembled, put into operation and functionally checked by skilled
personnel. The use of this sit/stand desk for any purpose other than the purpose stated above is only
permissible with the consent of Oelschläger Metalltechnik.
The basic function of the desk is the electromotive height adjustment of the desktop. This function can be
performed with all hand-switches that are available from us.
1.2 Target group and previous knowledge
These operating instructions are aimed at the following group of persons:
•The commissioning staff that assembles and commissions the sit/stand desks.
•Furniture installers, maintenance staff who commission the sit/stand desk in sales rooms or at the final
customer.
The following knowledge is required to commission, assemble the FreeStand sit/stand desk:
•Mechanical and electrical basic knowledge (corresponding illustration)
•Reading the instructions

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1.3 Symbols used in the safety instructions
Danger: These safety instructions point out an imminent danger for the life and health of persons!
Non-compliance with these warnings can result in danger to life, life-threatening injuries and
property damage.
Attention: These safety instructions point out possible dangers from electrical current!
Non-compliance with these warnings can result in injuries and property damage!
Note: These safety instructions point out important information which you must follow for the safe
operation of the FreeStand sit/stand desk.
Danger: These safety instructions point out a possible danger of crushing which exists in
exceptional cases.
Non-compliance with these warnings can result in danger to life, life-threatening injuries and
property damage.
Note: Note on the obligation to read the operating instructions!
Note: Pull the power cord before going to the next step!
1.4 Safety Instructions
These operating instructions contain safety instructions which inform you about potential hazards and thus
facilitate the safe operation of the FreeStand sit/stand desk. Please be sure you comply with these safety
instructions!
This section provides you with general safety information that does not refer to any specific work step. You can
find the job-specific safety instructions in the respective section of the operating instructions. You will find
additional safety instructions on the individual parts of the FreeStand sit/stand desk.
1.4.1 General safety instructions
Note: Before assembly/commissioning, of the FreeStand sit/stand desk, you must read and comply
with the operating instructions!
Attention: Never open the SMART motor controller under any circumstances! There is a danger of
electric shock.
Attention: The FreeStand sit/stand desk is not designed for continuous duty. The desktop height
must not be adjusted without interruption for a time period longer than the operating time stated on
the rating plate.
Attention: The SMART motor controller must only be operated with the mains voltage specified on
the rating plate!

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Before commissioning, make sure the mains voltage on the rating plate of the motor controller
matches your mains voltage!
Danger: This unit can be used by children aged 8 years and above and by persons with reduced
physical, sensory or mental capabilities or lack of experience and knowledge when they are
supervised or instructed on the safe use of the device and understand the resulting risks.
Danger: Do not let children play with the device!
Danger: Cleaning and user maintenance must not be carried out by unsupervised children.
Attention: You must use the supplied power supply cable! Make sure that the power supply cable
is not damaged. Operating the FreeStand sit/stand desk with a damaged power supply cable is
prohibited!
Attention: You must disconnect the power supply cable from the mains supply before switching
drives, hand-switches or any other accessories on the motor controller on or off.
Attention: Use solely original FreeStand accessories from Oelschläger Metalltechnik. Use of
components and parts from third parties is prohibited!
Use of unsuitable accessories can lead to damage or the destruction of the desk base.
Attention: In case of a fault (e.g. accidental operation of the desktop such as if a button on the
hand-switch jams), please immediately pull the mains plug!
Danger: Protect the desk base and, in particular, all electrical components on the desk base from
moisture, dripping water and spray water!
Danger: There is a danger of being crushed when the desktop position is changed! For that
reason, make sure no objects and no persons are in the hazardous area and do not reach into the
hazardous area.
The optionally available corrosion protection normally detects solid objects, but there is still
continued danger of crushing for persons! The corrosion protection is a system safeguard and NOT
personal protection!
Attention: Alterations on the components of the desk base including the motor controller and
controls are prohibited!
Danger: The electromotive driven FreeStand sit/stand desk must not be operated in explosive
atmospheres!
Danger: In case of faults it is possible that the desktop moves a bit during every start-up attempt
before the safety shut-down initiates. During this process, always watch out for the possible danger
of being crushed.

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Danger: The optionally available corrosion protection is not activated during any reset process
(Section 5). During this process, always watch out for the possible danger of being crushed.
Attention: If the product is visibly damaged, never assembly it or continue to use it!
1.4.2 Before installation, deinstallation or troubleshooting
•Stop the sit/stand desk.
Note: Switch off the power supply and pull out the power cable!
•Remove all weights from the sit/stand desk.
•Only trained electricians are permitted to open or replace electrical equipment.
•Do not operate the desk in moist rooms such as bathrooms.
•Never use the desk in explosive environments.
1.4.3 Before initial operation
•Make sure the desk is assembled in accordance with these instructions.
•Check to see if the operating voltage of the desk matches the local power supply.
(See rating plate on the controller, standard = 230V)
•Connect the plug connectors from the actuator and the side panels to the controller.
•Connect the mains cable to the controller.
1.4.4 During operation
•If the drives or the controller make any unusual noises or cause any unusual odours during operation,
interrupt the power supply.
•Make sure that the cables are not damaged.
•When operating the sit/stand desk, make sure that no objects or body parts can get trapped.
•All moving parts of the desk base must have at least 25 mm clearance to the adjoining components.
1.4.5 Important information for resellers
We consider resellers companies that purchase the FreeStand sit/stand desk from Oelschläger Metalltechnik
and that resell it as their own product after adding a table surface.
Note: For reasons of EU conformity and product safety, we recommend that the users provide their
products with operating instructions in the respective official EU language.

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Note: Be sure to enclose operating instructions in your finished product that include all safety
instructions required by the consumer for the safe handling of your product.
Note: The operating instructions for your finished product must include the following warning: You
must read these operating instructions before you start using the product (height-adjustable
workstation).
Point out to your consumer that the operating instructions must be kept near the product (height-
adjustable workstation).
Danger: It is mandatory that you put your product (height-adjustable workstation) through a risk
analysis so that you can react to any possible residual hazards (e.g. through structural measures or
warnings in the operating instructions and/or safety instructions on your product).
Note: Make sure that no unauthorised persons (small children, persons under the influence of
medication, etc.) handle your product or the FreeStand sit/stand desk.
1.4.6 Indication service note
Danger: Use solely genuine original accessories! Only skilled personnel are permitted to perform
assembly work! Otherwise you will forfeit all claims for warranty or guarantee.
Danger: In case of a fault, please promptly contact your customer service representative! Only
original FreeStand sit/stand desk spare parts are approved for repairs. Only skilled/authorised
personnel are permitted to replace them! Otherwise you will forfeit all claims for warranty or
guarantee.

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1.5 Repairs
In case of a technical defect on this device, please contact an authorised customer service representative. You
can find solutions for simple faults in Section 7!
Attention: In the interest of preventing malfunctions, only authorised service personnel are
permitted to make any repairs.
Attention: Opening any components of this desk base produces risks for the following
malfunctions.
2 Warranty
We provide a 24-month warranty on this desk base. The warranty covers all material and production errors and
applies from the date of production (see rating plate). The warranty is only valid under the condition that the
desk base has been properly and professionally assembled and has been used within the scope of the
described parameters; that maintenance has been performed correctly and that repairs have been performed
solely by authorised service staff.
The sit/stand desk must not be improperly handled or used and no changes are permitted to be made on the
desk base; otherwise the warranty expires. Please refer to our General Terms and Conditions for additional
information.
3 Maintenance / Cleaning
Regularly remove dust and dirt from the desk base, in particular from the guide tubes, and make sure that there
are no damages and cracks.
Check all fastening screws to make sure they are securely fastened and check all plug connectors, cables and
plugs including proper functioning.
Danger: Clean the controller, actuator and the desk base only with a dry or slightly moist cloth.
Danger to life!
Attention: Aggressive cleaning agents can cause damage or discolourations on the product. Use
only agents with pH-values of 6-8.
Danger: Never let any fluids get into the system (controller, actuator, cable and base). Danger to
life!

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4 Assembly
Use only screws that correspond to the enclosed base drawing for the assembly of your desk base.
Attention: Incorrect screws can cause damage to the desk.
Danger: The power cable of the motor controller must be disconnected during assembly of the
desk base!
Attention: Before assembly and commissioning of the FreeStand sit/stand desk, make sure the
product is acclimatised for the temperature and relative humidity values stated in the technical
data!
4.1 Installing the actuators
For side elements with permanently welded actuators, proceed with Point 4.2.
Side elements with bolted actuators must be installed first on the assembly columns. Use the bolts in the
desk base drawing.
The max. tightening torque is 10 Nm!
The max. depth of engagement of the M10 bolts is 9 mm!
If you have asymmetric actuators (C-shape) you will need a left-hand and a right-hand side element.
M10 bolts as per base drawing
Run
Installation