Tatramat EO 15 P Small Sealed Unvented Water Heater Instruction Manual

EO 15 P
Small sealed unvented (unpressurized) water heater
Operation and installation

OPERATION

GENERAL INFORMATION

1.1 Document information
The chapter entitled “Operation” is intended for the appliance user and the heating contractor. The chapter entitled “Installation” is intended for the heating contractor.
Please read
Read these instructions carefully before using the appliance and retain them for future reference. If the appliance is passed on to a third party, please hand these instructions to the new user.
1.2 Key to symbols
Symbols in this documentation In these instructions you will come across symbols and highlights. These have the following meaning:

Risk of injury
Risk to life through electrocution!
Risk of scalding or burns
Possible damage
Information concerning damage to the appliance, environmental damage or material losses.
**Please read
The text next to this symbol is particularly important.
» These passages and the “»” symbol indicate that you have to do something. The action you need to take is described step by step.
Symbols on the appliance
Disposal
Appliances with this marking are not suitable for general waste disposal, and should therefore be disposed of separately.
Units of measurement**
All measurements are given in mm unless stated otherwise.

SAFETY

2.1 Intended use
This appliance is designed for heating domestic hot water. It can be connected in two different ways: As a sealed unvented (pressurized) water heater for supplying one or several raw-off points.
» As an open vented (unpressurized) water heater for supplying one draw-off point. This appliance is designed for domestic use. It can be used safely by untrained persons. The appliance can also be used in a non-domestic environment, e.g. in a small business, as long as it is used in the same way.
Any other use beyond that described shall be deemed inappropriate. Observation of these instructions is also part of the correct use of this appliance. Any modifications or conversions to the appliance void all warranty rights.
2.2 Safety information
Risk of scalding
The taps can reach temperatures above 43 °C.
WARNING Injury
The appliance may be used by children aged 8 and up and persons with reduced physical, sensory or mental capabilities or a lack of experience provided that they are supervised r they have been instructed on how to use the appliance safely and have understood the resulting risks. Children must never play with the appliance. Children must never clean the appliance or perform user maintenance unless they are supervised
Possible water damage
– Pressurised connection:
Expansion water can cause water damage if the blow-off line of the safety valve is closed off. Therefore never close off the blow-off line
– Unpressurised connection:
The tap outlet has a ventilation function. Do not subject the appliance to pressure. Never close off the tap outlet, or use a jet controller or hose with jet controller. Scale build- p and block the outlet and thus subject the appliance to pressure. As a result, the cylinder may develop leaks and cause water damage..
2.3 CE designation
The CE designation shows that the appliance meets all essential requirements:

• Electromagnetic Compatibility Directive
• Low Voltage Directive

2.4 Test symbols
See the type plate on the appliance.

APPLIANCE DESCRIPTION

The appliance constantly keeps the water content available at the preselected temperature.
The DHW outlet temperature can be variably adjusted according to preference at the temperature selector. The output is switched on automatically as soon as the appliance temperature falls below the selected value.
****– Pressurised connection:
The appliance is under mains water pressure. The volume of water expands as the water heats up. During this process, expansion water drips through the safety valve. This is a necessary and normal process.
– Unpressurised connection:
The volume of water expands as the water heats up. Expansion water drips through the tap outlet. This is a necessary and normal process.

OPERATION

4.1 Temperature selector
You can select whichever temperature you require at the temperature selector. The ON/OFF indicator illuminates while the water is being heated.

1. Temperature selector Fully turned to the left “Frost protection” “E” approx. 60 °C Fully turned to the right approx. 80 °C
2. Indicator

4.2 Frost protection
The water heater is equipped with a frost protection stage. For this, fully turn the temperature selector to the left (cold). In this position, the water heater is protected against rost. The tap and the water line are not protected.
4.3 Economy setting
The appliance has an economy setting “E”. At this setting, minor scaling inside the appliance will occur. 4.4 Heat-up time / Outlet volume See chapter “Specification / Data table”.
4.4 Heat-up time / Outlet volume
See chapter “Specification / Data table”.

CLEANING, CARE, AND MAINTENANCE

• Never use abrasive or corrosive cleaning agents. A damp cloth is sufficient for cleaning the appliance.

• Check the tap regularly. You can remove limescale deposits at the tap outlet using commercially available descaling agents.

• Has the protective anode been checked initially by a heating contractor after the first year? The heating contractor will then determine the intervals at which it must be checked thereafter.

• Have the electrical safety of the appliance regularly checked by an electrician.
  – Pressurised connection:

• Have the safety valve regularly checked by a heating contractor.

WHAT TO DO IF

6.1 the appliance develops faults

contractor descale the appliance; contact customer service.
— Pressurised connection:
Water drips from the safety valve after heating has stopped.| The safety valve is scaled up or dirty.| Switch the appliance OFF and de-pressurize it, by isolating it from the power supply and shutting off the water supply. Have a contractor check the safety valve; contact customer service.

Where a contractor is required, they can remedy the fault more quickly and effectively if you provide the following details from the appliance type plate:

INSTALLATION

SAFETY

Only qualified contractors should carry out installation, commissioning, maintenance, and repair of the appliance.
7.1 General safety instructions
We guarantee trouble-free functioning and operational reliability only if the original accessories and spare parts intended for the appliance are used.

7.2 Instructions, standards, and regulations
****Observe all applicable national and regional regulations and instructions.
7. 2.1 Important information

• Pressurized connection:
• Never exceed the operating pressure of 0.6 MPa.
• Route the blow-off line of the safety valve with a fall and leave it open to the atmosphere.
• The safety valve requires regular maintenance and activation.
• Unpressurized connection:
• Never exceed the operating pressure of 0 MPa.
• Do not install a safety valve.

APPLIANCE DESCRIPTION

The appliance is designed for under sink installation for the heating of cold water. The internal steel cylinder has a special enamel coating and is equipped with a protective node.  The anode protects the internal cylinder against corrosion.

• Pressurized connection:
  The appliance is designed to supply one or several draw-off points. It must only be operated with pressure-tested taps. In addition, a type-tested diaphragm safety valve with a non-return valve must be installed.

• Unpressurized connection:
  The appliance is designed to supply one draw-off point. It must only be operated with an open (unpressurized) tap.

8.1 Standard delivery
Delivered with the appliance are:

1. Reducer G 1/2 – G 3/8 A
2. Power cable with a plug
3. Diaphragm safety valve with a non-return valve for pressurized connection
4. Fixing materials: 2 screw hooks and 2 rawl plugs

INSTALLATION

9.1 Installation information
Risk of damage
Carry out all water connection and installation work in accordance with regulations.
Risk of damage
The water heater will no longer function if the water connections at the appliance are swapped over.

• Pressurized connection :
  » Install a pressure reducer upstream of the diaphragm safety valve in the water line if the static pressure exceeds 0.48 MPa.

9.2 Installation location
The appliance is exclusively designed for installation on a solid wall. Ensure the wall offers adequate load-bearing capacity.
Always install the appliance vertically, with the water connections pointing upwards, in a room free from the risk of frost and near the draw-off point.

• Pressurised connection:
  Only install pressure-tested taps in conjunction with the diaphragm safety valve.

• Unpressurized connection:
  Only install an unpressurized tap.

9.3 Installation
9.3.1 Installation information
**** Match the color designation of the tap connection pipes to that of the water heater.

• Pressurized connection:
• Route the connections to the second tap on site, for example in a 10 mm copper pipe.
• Information regarding plastic pipework systems:

Risk of damage
If plastic pipework systems are used, take into account the most extreme operating and fault conditions that could occur at the appliance; see chapter “Specification / Fault conditions”.

9.3.2 Installing the diaphragm safety valve

• Pressurized connection:
• Install the diaphragm safety valve in the cold water supply line; see chapter “Installation / Installation location”.
• Observe the information in the installation instructions of the diaphragm safety valve.

9.3.3 Mounting the screw hooks

• Mark out the holes to be drilled in accordance with the dimensioned drawings; see chapter “Specification / Dimensions and connections”.
• Drill both holes and then insert rawl plugs.
• Screw in both screw hooks.

9.3.4 Installing the appliance

• Hang the appliance onto the screw hooks.
• Secure the water connections from the tap to the appliance.

9.3.5 Adjusting the flow rate
By adjusting the flow rate, the limits regarding appliance and tap noise can be adhered to. In addition, there will be a minor mixing effect and consequently, the stored hot water can be used more efficiently.

• Pressurized connection:
• Set a maximum flow rate of 12 l/min at the cold water supply to the appliance.
• Unpressurized connection:
• Set a maximum flow rate of 12 l/min at the tap (see tap description).

9.3.6 Connecting the power supply
Risk to life through electrocution!
Carry out all electrical connection and installation work in accordance with regulations.
Risk to life through electrocution!
» Installation with direct (permanent) power cables is not permitted.
» An earthed socket is required. This socket must be freely accessible after the appliance has been installed.
» Where the appliance is to be connected permanently to the AC power supply (junction box for the appliance), ensure that all poles can be separated from the power supply with a contact separation of at least 3 mm.
Risk of damage
Observe the type plate. The specified voltage must match the mains voltage.
****Earth connection.
Ensure that the appliance is earthed.

COMMISSIONING

Risk to life through electrocution!
Commissioning must only be carried out by an authorized contractor in accordance with safety regulations.
Boil dry risk.
The high limit safety cut-out responds if the order is incorrect (first water, then power). In such cases, reset the high limit safety cut-out by pressing the reset button; see chapter “Troubleshooting / Resetting the high limit safety cut-out”.

• Open the hot water tap or set the mono-lever mixer tap to “hot” until the water that flows out is free of air bubbles.
• Pressurized connection: check the diaphragm safety valve. When purging, ensure that a full jet of water flows out.
• Insert the plug into the socket.
• Select a temperature.

TAKING THE APPLIANCE OUT OF USE

• Isolate the appliance from the power supply by unplugging it.
• Drain the appliance; see chapter “Maintenance / Draining the appliance”

RECOMMISSIONING

See chapter “Commissioning”.

APPLIANCE HANDOVER

• Explain the appliance function to users and familiarise them with its operation.
• Make users aware of potential dangers, especially the risk of scalding.
• Hand over these instructions.

TROUBLESHOOTING

fuse/MCB in your fuse box/ distribution panel.
The high limit safety cut-out has re- sponded.| Remedy the cause of the fault. Reset the high limit safety cut-out by pressing its reset button.
Water can only be drawn at a reduced rate.| The jet controller in the tap is scaled up.| Descale or replace the jet controller.
Loud boiling noises inside the apple- ante.| The appliance is scaled up.| Descale the appliance.

Resetting the high limit safety cut-out

MAINTENANCE

Risk to life through electrocution!
Before any work on the appliance, disconnect all poles from the power supply.

• Dismount the appliance for maintenance work.

15.1 Draining the appliance
Drain the appliance via the connector.
15.2 Opening the appliance

• Remove the five screws from the appliance cap.
• Pull off the controller button.
• Remove the screw underneath the controller button.
• Remove the appliance cap.

15.3 Removing the thermal insulation

• Remove the earth strap from the cylinder.
• Release the tie.
• Remove the upper insulation semi-shell.

15.4 Removing the flanged immersion heater and protective anode

15.5 Fitting the protective anode

• To include the steel cylinder in the equipotential bonding, keep the fixing elements in the same order when fitting the protective anode; see chapter “Removing the flanged immersion heater and protective anode”.

15.6 Descaling

• Remove the flanged immersion heater.
• Carefully tap the heating element to remove larger limescale deposits and immerse the heating element in the descaling agent. Never treat the cylinder surface or the protective anode with descaling agents.

15.7 Checking the protective anode

• Check the protective anode initially after the first year. For this, remove the flanged immersion heater; see chapter “Removing the flanged immersion heater and protective node”. Replace the protective anode if worn.
• Afterward, determine the time intervals at which further checks should be carried out.

15.8 Replacing the power cable

• The power cable must be replaced by a qualified electrician with the original spare part (part no. 288860).

SPECIFICATION

16.1 Dimensions and connections

1. Hot water connection (red)
2. Cold water connection (blue)
3. Reducer G 1/2 – G 3/8 A (male)

16.2 Wiring diagram
1/N/PE ~ 230 V

1. Terminal
2. High limit safety cut-out
3. Thermostat
4. ON/OFF indicator
5. Heating element
6. Cylinder
   R Resistance 560 Ω
   A Protective anode

16.3 Data table

Operating details
Nominal capacity| l| 15
Permissible operating pressure with| |
pressurized connection
unpressurized connection| MPa
MPa| 0.6
0
Mixed water volume 40 °C (10 °C / 80 °C)| l| 25.6
Heat-up time (12 °C / 80 °C)| min| 36
Rated output| kW| 2.0
Power connection| V| 1/N/PE ~ 230
Approx. temperature setting| |
Minimum
Maximum| °C
°C| 7
80
Dimensions and weights
Height| mm| 480
Width| mm| 302
Depth| mm| 302
Water connection (male thread)| | G 1/2 A (male) – G 3/8 A (male)
Length of power cable| mm| 700
Approx. weight| kg| 9.0
Approx. wet weight| kg| 24.0

16.3.1 Country-specific approvals and certifications
Test symbols can be seen on the type plate.
16.4 Extreme operating and fault conditions
In case of faults, a peak temperature up to 95 °C may briefly occur in the system.

GUARANTEE

Make any warranty claim in the country, where you purchased the appliance. In such cases, contact our representation or the importer.
We will only be liable subject to the following conditions:

• If these instructions have been observed
• If only accessories have been used that were designed for this appliance
• If all required steps up to and including commissioning have been carried out by a qualified contractor.
•  If maintenance has been carried out in accordance with instructions.
• If exclusively our spare parts have been used in repairs.

 ENVIRONMENT AND RECYCLING

We would ask you to help protect the environment. Dispose of this appliance and its packaging in accordance with national regulations.

  Servis
Tel. 052 7127-153
Fax 052 7127-190
servis@tatramat.sk
www.tatramat.sk   A 289631-38081-8949
B 289771-38081-8949
C 2896310000

Documents / Resources

| Tatramat EO 15 P Small Sealed Unvented Water Heater [pdf] Instruction Manual
EO 15 P, Small Sealed Unvented Water Heater, EO 15 P Small Sealed Unvented Water Heater, Sealed Unvented Water Heater, Unvented Water Heater, Water Heater, Heater
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