EOS Organic W Sauna Heater 6.0 kW Instruction Manual

June 12, 2024
EOS

INNO VATIVE S A U NA TECH N O L OGY
EOS Organic W
Sauna HeaterEOS Organic W Sauna Heater 6.0 kW

Assembly and operating instruction
Made in Germany

Dear customer,
You have purchased a high-quality technical device with which you will have years of sauna fun. This sauna heater was designed and inspected according to the current European safety standards and manufactured at the factory in accordance with the quality management standard DIN EN ISO 9001:2015.
This detailed installation and operation manual has been prepared for your information. Please in particular thoroughly read the important notes and the information on electrical connection.
We wish you exhilarating recreational experience and lots of fun with your sauna!

Intended use

This sauna heater is exclusively intended for the heating of sauna cabins in private or commercial use (public sauna), in combination with an appropriate control unit.
Any other use over and above the intended purpose is not considered as appropriate use! Compliance of the standard operation, maintenance and repair conditions is also an element of appropriate use.
The manufacturer cannot be held liable for deviating, unauthorized alterations and any resulting damages: the initiator of these changes bears the full risk.

General information

Please check whether the unit has arrived in perfect condition. Any transport damages should be immediately reported to the freight forwarder delivering the goods or you should contact the company that shipped the goods. Please note that you will only be able to achieve an optimum sauna climate if the cabin with its air intake and ventilation, the sauna heater and the control unit are aligned to each other. Please observe the information and stipulations made by your sauna supplier. Sauna heaters heat up your sauna cabin using heated convective air.
Here, fresh air is drawn in from the air intake which, when heated, rises upwards (convection) and is then circulated within the cabin.
Part of the used air is pushed out through the vent in the cabin. This creates a typical sauna climate which can achieve temperatures of approx. 110°C measured directly under the ceiling of your sauna, dropping in temperature to approx. 30-40°C towards the floor. It is therefore not unusual to measure temperatures of 110°C on the temperature sensor hanging over the heater, whilst the thermometer hanging on the sauna wall, approx. 20-25 cm under the cabin ceiling, only indicates 85°C.
The bathing temperature generally lies between 80°C and 90°C in the area of the upper bench when the temperature is set to maximum. Please note that the highest temperatures are always generated over the sauna heater and that the temperature sensor and the safety limiter must be mounted there in accordance with the control unit installation instructions.
When heating up for the first time, you may notice a slight smell caused by evaporating lubricants used in production processes. Please ventilate your cabin before beginning your sauna bath.

Important notes

  • ****Unprofessional installation may cause a fire hazard! Please read these installation instructions carefully. In particular, please observe the dimensions stated and the following notes.

  • This device can be used by children aged 8 upwards and by persons with physical, sensory, or mental disabilities, or who have inadequate experience and knowledge if they are supervised or if they have received adequate instruction  in how to use the device safely and understand the associated risks.

  • Children must be supervised to ensure they do not play with the unit.

  • Children and persons who have not received proper instruction must not clean or service the system.

  • Only specialists may install and con- nect the sauna heater, control unit and other electrical equipment with a fixed mains connection. The necessary protective measures according to VDE 0100 of § 49 DA/6 and VDE 0100 part  703/2006-2 must be observed.

  • Sauna heater and controller may only be used in sauna cabins made of suitable, low-resin, untreated materials (e.g. spruce).

  • Only a sauna heater with the appropriate power output may be installed in the sauna cabin.

  • Please provide air intake and vent openings in each sauna cabin. The air intakes must always be positioned behind the sauna heater, approx. 5 to 10 cm above the floor or as described in the installation chapter. The minimum dimensions of the air intake and vent openings are stated in the table.

  • The duct vents are always to be positioned offset diagonally to the sauna heater in the lower area of the rear sauna wall. The air intake and vents may not be covered. Please observe the sauna cabin supplier’s instructions.

  • Only the control units specified herein must be used for the operation of the sauna heater. This control unit must be positioned at an appropriate point on the cabin outer wall; the associated sensor must be positioned inside the sauna cabin according to the installation instructions included with the control unit.

  • ****Caution: Covering the heater or an incorrectly filled stone container represent a fire hazard.

  • The sauna heater must be visually inspected before each use (also by remote control) for a safe condition.

  • Inspect the sauna cabin before each use! In particular, ensure that no objects have been stored on the sauna heater or the IR-radiator, if applicable. Risk of fire!

  • Caution: The high sauna heater temperatures generated during operation can cause burns.

  • The sauna heater is not intended for installation or set-up in a niche, under a bench or under a sloping roof.

  • Do not put the sauna heater into operation when the air intake is closed.

  • The cabin lighting and the corresponding installation must correspond with the “splash protected” version in accordance with DIN EN VDE 0100 T 703. Therefore, only VDE-tested sauna light with max. 40 Watt may be installed in connection with the sauna heater.

  • Only a locally certified electrician may connect the sauna facility (sauna heater, control unit, lighting etc.) to a fixed mains connection.

  • All electrical installations and all connection lines that are installed inside the cabin must be suitable for an ambient temperature of at least 170 °C. If single-wire cables are used as connection lines, they must be protected using a flexible metal tube connected to the equipment grounding conductor. Please see the table for the minimum cross-section of the connection cable and the suitable cabin size in relation to the power input in kW.

  • When installing the sauna heater, please ensure that the vertical clearance between the sauna heater upper edge and the sauna ceiling is maintained. Please see also the dimensions diagram for the clearance between the lower edge of the sauna heater and the floor. On heaters with bases, this clearance is maintained via the base or legs of the device.

  • The sauna heater may not be placed on a floor made of easily flammable material (laminate, synthetic flooring, etc.). Ceramic tiles are recommended as a flooring option. Floor heating in the sauna cabin increases the surface temperature of the flooring. Please see the dimensions information for the respective sauna heater for the clearance between the heater protective grating or the bench and other flammable materials. The heater protective grating must roughly accord with the front height of the sauna heater. Please also observe the information and instructions provided by the cabin manufacturer. Please take precautions when cleaning components with sharp edges. Upright heaters need to be fitted on site with elements that prevent them from overturning.

  • Attention: Pour the infusion water only on the sauna rocks and never anywhere else.

  • ****When using your sauna in a dry Finnish mode never add sauna essences or place any herbs into the vaporizer holder for essences/herbs. Fire hazard!

  • ****Never add more essences or vol- atile oils than advised on the packaging.
    Never use alcohol or undiluted concentrates. Caution! Fire hazard!

  • When designing the cabin ensure that the external exposed glass surfaces only reach a maximum temperature of 76°C. If necessary, protective features need to be fitted.

  • Please note that the wooden surfaces in the areas exposed to high heat are subject to possible discolourations (e.g. darkening of wood).

Electrical connection
Using the above-mentioned wiring diagram and the information on the wiring circuit adhered to the respective control system, your electrician will be able to connect the system without further instructions. Please note that, for safety reasons, power cables may not be laid visibly on the interior walls of the cabin. Most sauna cabins have empty ducts fitted into the wall element with the air intake. If no empty ducts are available in your cabin, drill a sufficiently sized hole in the cabin wall directly next to the place where the cable exits the sauna heater and guide this cable outside through the hole to the control unit. The cable, and all other connecting cables (mains power cables and cabin lighting), should be installed in installation ducts or also be protected against damage on the outside of the cabin e.g. by laying them in installation pipes or attaching wood cover strips. The sauna heater, when made use of time pre- set and remote control, may only be used with an appropriate cover protection or any other safety device. Remote control – means settings, switching, control and adjustment of the sauna control unit by means of commands transmitted from a remote location beyond sight distance using telecommunication, wire- or wireless signal transmission systems, network and similar systems. (this also includes timers) (from EN 60335-1)

Caution!
Dear Customer,
In compliance with the valid regulations, only certified electricians may connect the sauna heater and the sauna control system to the mains power supply.
Please note that you must provide a copy of the invoice from the electrical company who installed the sauna in case of a warranty claim.
To preserve the right of a warranty claim, only original spare parts of the manufacturer may be used.

Heating time limitation

Heating time limitation functions
All sauna heaters, except for those installed in public saunas, and which must be operated under the supervision of personnel, must be equipped with a timer that complies with IEC and EN standards. This timer fully disconnects the sauna heater from the power supply for safety reasons. It is typically integrated in the sauna control units. The timer must be mounted outside of the sauna cabin and may not be overridden.

  • The operation time of a public sauna must be limited so that the heating elements are without power for a minimum of 6 consecutive hours within a 24-hour period.
  • Units used in private saunas must be limited to an operating time of 6 hours, and an automatic restart is not permitted.

Scope of delivery

Make sure to verify upon receit of the delivery that all parts belonging to the scope of delivery are present.
The standard delivery includes:

  • 1 sauna heater

  • 1 wall mounting bracket

  • 1 heat reflection panel

  • 1 plastic bag with
    4 screws 5×35
    3 self-tapping screws 4,2 x 9,5
    1or 2 cable gland (depending on the heater power output)

  • 1 Installation and operation manual

Technical data

Power supply 400 V 3N – 50 Hz
Power output 6,0 kW
Suitable for sauna cabin size 6 – 8 m3
Min. size air inlet and air outlet 35x 4cm
Weight, excl. stones / packaging 22 kg
Dimensions HxWxD 65 x 41 x 38,5 cm
Stone fillung 20 kg (not included in delivery)
Power extension required (LSG unit) no
Suitable sauna control units EOS-Econ-series, Compact-series, EmoTec -series,

EmoStyle-series, EmoTouch-series
Leakage current| max. 0,75 mA per kW heating power
Intended use| Sauna heater for private sauna cabins
Fuse control unit| 3 x16A
Fuse LSG| | 3×16 A
Connection cable main – control unit| 5 x 2,5 mm2
connection cable main- LSG| | 5 x 2,5 mm2
Connection control unit – heater| 5 x 1,5 mm2
Connection LSG – heater| | 5 x 1,5 mm2
Connection control unit – LSG| | 4 x 1,5 mm2

All cross sections of a line are minimum diameters in mm² (Copper line)
ATTENTION! Installation – 22 cm floor gap to be observed!

Connection example sauna heater 400 V 3N ~6,0 / 7,5 / 9,0 kWEOS Organic
W Sauna Heater 6.0 kW - Control

Internal wiring

EOS Organic W Sauna Heater 6.0 kW - wiring

Attention!
Make sure to observe the connection diagram attached to the terminal box of the sauna heater.

Connection example sauna heater 230 V 1N ~ only for 6,0 / 7,5 / 9,0 kW
Make sure to observe the following connection instruction.
Since by a 230V 1N connection the N conductor will be fully charged with the total current, it may not be connected through the control unit, but has to be lead to the mains via the transverse section.
Important! Connection of the N line from the heater through the control unit may damage the control unit.
Make sure to observe the minimal wire cross sections.EOS Organic W Sauna
Heater 6.0 kW - example

Attention! By connection to a 230V 1N ~ make sure that both the sauna heater and the control unit are suitable for such connection. Make sure to use a proper fuse protection and suitable connection cable. Risk of fire and damages to  hardware by improper connection!

Connection example sauna heater 400 V 3N ~ 10,5 kWEOS Organic W Sauna
Heater 6.0 kW - example

Caution! Always make certain to include neutral conductor N clamp.

Internal wiring

10,5 kW Connection factory-made EOS Organic W Sauna Heater 6.0 kW - wiring
1

10,5 kW Connection example single-circuitEOS Organic W Sauna Heater 6.0 kW -
wiring 2

Attention!
Make sure to observe the connection diagram attached to the terminal box of the sauna heater.
SSG – sauna control unit, LSG – power extension unit

Installation

The sauna heater has been designed for a connection voltage of 400 V 3N AC via a sauna control unit.

Minimum distances

  • The minimum height of the sauna cubicle should be 190 cm on the inside (Fig. 1)
  • When you install the sauna heater you must ensure that the vertical distance between the top edge of the sauna heater and the sauna ceiling is at least 90 cm and that the horizontal (at the side) distance between the heater and cabin wall is at least 5 cm (Fig. 2)..
  • The distance from the heater grid and the bench to other inflammable materials near the heater must be at least 5 cm. The heater grid must be more or less the same height as the front of the heater.

EOS Organic W Sauna Heater 6.0 kW - Installation 2

The heater safety system does not belong to the scope of delivery and has to be ordered separately.EOS Organic W Sauna Heater 6.0 kW - Cabin
wall

  • Center wall mounting over the air intake vent as in Fig. 2 and bolt onto cabin wall with the particle board screws provided.
    EOS Organic W Sauna Heater 6.0 kW - screws

Attention! Make sure to provide an air intake vent below beneath the sauna heater. The air intake vent and the exhaust air vent should have the appropriate size as per heater power:

6.0 kW 35 x 4 cm
7.5 kW 35 x 5 cm
9.0 / 10,5 kW 35 x 6 cm

Make sure there is a stable fresh air supply through the air intake vent.
The lack of the sufficient fresh air supply may cause overheating and lead to damages of the sauna heater. The warranty will be void in such case.

  • Open the cover of of the terminal box – remove 2 screws. (Fig. 4)
    EOS Organic W Sauna Heater 6.0 kW - screws 2

  • Complete the connections as shown in the circuit plan. The circuit plan is affixed close to the mains terminal.

  • Connect the unit to the control unit. Make certain that you have complied with the local legal norms for safety and electric connections.

  • Close the terminal box with the cover and close the spacer to the outside. For this purpose, use 2 sheet-metal screws.

  • Hang the sauna heater with the two hexagonal heads (1) at the rear side of the heater into the wall bracket (2) and place it on the two spacers (3). (Fig. 5)
    EOS Organic W Sauna Heater 6.0 kW - spacers

  • There must be a clearance of approx. 2 mm between the screw head and the rear wall of the stove in order to attach the sauna heater. (Fig. 6).
    EOS Organic W Sauna Heater 6.0 kW - heater 2

  • Attach the enclosed heat reflection panel as shown in Fig. 7. To do this, first remove the two screws on the top cover and then reuse them again to fasten the cover.
    EOS Organic W Sauna Heater 6.0 kW - heater 3

  • Secure the sauna heater to the wall bracket by inserting a sheet-metal screw through the hole positioned at the rear edge of the heater. (Fig. 8)
    EOS Organic W Sauna Heater 6.0 kW - heater 4

Sauna stones

Sauna stones are a natural product. Check the sauna stones at regular intervals. Aggressive sauna essences can weaken the sauna stones and cause them to break apart over time. Consult your sauna supplier if necessary.
Wash the stones with flowing water thoroughly and put them into the stone basket in a way that they do not exercise excessive pressure on the heating elements and that the air can still freely circulate through the stones.
The quantity of stones is sufficient to create a steam shock, vaporizing about 10 cl of water per m³ cabin volume. Always wait at least 10 minutes after an infusion before repeating it.
Only then the sauna stones will re-heat sufficiently again.
By daily commercial use we recommend to check the condition of sauna stones every 2-3 months and to reshuffle them.
By home use the sauna stones need to be checked and reshuffled at least once per year.

Caution! Fire hazard!
Never add more essences or volatile oils than advised on the packaging. Never use alcohol or undiluted concentrates.
Filling the sauna heater with stones:EOS Organic W Sauna Heater 6.0 kW -
Filling

Maintenance and care

The sauna heating unit is made of low-corrosion material. To enjoy your sauna heating unit for a long time you should ensure maintenance and take due care about the heater. Always make sure that the air supply vents and reflection surfaces in the area of air intake are free. These can easily become clogged with fuzz and dust when drawing in fresh air. This reduces the air convection in the sauna heating unit and can be a cause of too high temperatures.
Clean or de-scale the heater when needed. Refer to your sauna supplier or directly to the manufacturer in case of defects or signs of wear and tear.
Only use original manufacturer‘s replacement parts, which can be obtained from your supplier or directly from the manufacturer.
If you did not use your sauna for a long period of time, always check before next use that cloths, cleansers or other objects have not been left on the sauna heating unit or the vaporizer before turning them on.

Please be sure to note!
Do not insert sauna stones too tightly in the rock store. Place them loose, leaving as many spaces as possible to allow the free flow of hot air for circulation purposes. Sauna stones should not exercise excessive pressure on the heating elements or be wedged between them.
Remove stones from the sauna heater only when they cooled down.
It cannot be excluded that hot stones or parts of them fall out of the rock store.
Risk of fire!

For the installation of sauna heaters, please pay attention to the DIN VDE 0100 part 703 or the corresponding national norms and legal requirements, e.g. U L875 norm!
This standard makes the following statement valid in your newest expenditure, since Febru­ary 2006, paragraph 703.412.05; Quotation:
The addition must be planned for all electric cir­cuits of the Sauna by one or more fault current protection device (RCDs) with a calculation differ­ence stream not more largely than 30 mA, exclud­ed of it is Sauna heating.
The EN 60335-1 DIN (VDE 0700 part 1):2012-10 states the following in paragraph 13.2; quote:
The leakage current may not exceed the following values during operation:  – for stationary heaters of protection class I 0,75 mA; or 0,75 mA each kW input of the appliance, depending on the higher value, at a maximum value of 5 mA. _
_If the appliance is equipped with a protective device for leakage current (ELCB), please pay at­tention to the fact that no other electrical units will be protected by this ELCB.
Under current manufacturing technology, it is not reasonable to use heating elements for sau­na heaters which do not collect moisture from the surrounding air. It is therefore possible that a little bit of moisture from the surrounding air may reach the magnesium-oxide filling in the heating elements during transport or storage and may cause the ELCB to release.
In this case the heater must be heated up un­der supervision of an expert, during which the Ground conductor is not connected. After about 10 minutes, when moisture has evapo­rated from the heating elements, the heater must be reconnected to the Ground conductor!
If the sauna heater is not in use for a significant period of time, we recommend running it every 6 weeks, so as to avoid moisture concentrating in the heating elements.
Therefore, should the ELCB be released during start-up, the electrical installation must be checked.
Installation of the sauna heater and control unit must be undertaken only by an authorized and appropriated qualified electrician.

Recycling
Devices or lighting elements that will not be used any longer have to be handed in at a recycling station according to regulation 2012/19/EU. Do not dispose it with the normal household waste.

Service Address:
EOS Saunatechnik GmbH
Schneiderstriesch 1
35759 Driedorf, Germany
Tel: +49 (0)2775 82-514
Fax: +49 (0)2775 82-431
servicecenter@eos-sauna.de
www.eos-sauna.de

Please retain this address together with the installation guide for further references.
To help us answer your questions quickly and competently please provide the information printed on the type shield including the model, item no. and serial no., in all inquiries.

Equipment commissioning date:
Stamp and signature of the authorized electrician:

General Terms and Conditions of Service

Scope
Unless otherwise agreed in writing in a specific case, these terms and conditions of service shall apply to ser- vice operations, including examining and repairing com- plaints. All our existing or future legal relationships shall be governed solely by the following terms and conditions of service. Our recognition of any conflicting terms and conditions of the Ordering Party shall be conditional upon our having given our express written consent to their applicability. We hereby expressly object to any terms and conditions of the Ordering Party contained in its General Terms and Conditions of Business or order confirmation. If order confirmations or deliveries are accepted without reservation, this shall not be deemed to constitute recognition of such terms and conditions. Any ancillary agreements or amendments must be confirmed in writing.

Costs
The Ordering Party shall bear the following costs in connection with the service operation:

  • De-installation/installation and electrical works (connection / disconnection).
  • Transportation, postage and packaging.
  • Function testing and troubleshooting including inspection and repair costs.
    There shall be no third-party billing.

Obligations / Ordering
Party‘s cooperation The Ordering Party shall provide free-of-charge assistance to the manufacturer in carrying out the service operation. In the case of a warranty claim the manufacturer shall provide the required replacement parts to the Ordering Party free of charge.
Service visit by the manufacturer
In the event that it is essential that a manufacturer employee carry out the service operation on site, this must be agreed in advance. Where the main reason for the service call is not the fault of the manufacturer, any costs incurred shall be recharged to the Ordering Party after the service visit and shall be paid as per agreed payment terms.
Liability
The manufacturer shall assume liability in accordance with the currently applicable statutory regulations. The packaging for all of our products is designed for the shipping of individually packed goods (pallet). We expressly point out that our packaging is not suitable for individual shipments via parcel post. The manufacturer shall accept no liability for damage incurred as a result of improper packaging in an individual shipment.

Manufacturer‘s Guarantee
The manufacturer‘s guarantee shall apply only in the event that installation, operation and maintenance have been carried out in accordance with the manufacturer‘s specifications contained in the installation instructions and instructions for use.

  • The guarantee period shall commence from the date on which proof of purchase is provided and shall be limited, in principle, to 24 months.
  • Guarantee services shall be performed only if the original proof of purchase relating to the equipment can be presented.
  • Any and all guarantee claims shall become void if modifications are made to the equipment without the manufacturer‘s express consent.
  • Any guarantee claim shall likewise become void in the case of defects that arise due to repairs or interventions made by unauthorized persons or due to improper use.
  • In the case of guarantee claims, the serial and article numbers must be indicated together with the product name and a meaningful description of the fault.
  • This guarantee shall cover defective equipment parts, with the exception of usual wear parts. Wear parts are, among others, lamps, glass parts, heating elements and sauna stones.
  • Only original replacement parts may be used within the warranty.
  • Service visits by outside companies shall require a written order to be issued by our service department.
  • The equipment in question shall be sent to our service department by the Ordering Party and at its expense.
  • Electrical installation and connection works in the event of service or replacement shall be carried out at the Customer‘s expense and shall not be borne by the manufacturer. Complaints in respect of our products shall be reported to the responsible authorized dealer and shall be exclusively handled via the latter. The manufacturers General Terms and Conditions of Business, which can be found at www.eos-sauna.com/ agb, shall apply in addition to the foregoing terms and conditions of service.

References

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