Risk of injury and damage to equipment. Attention must be
paid to the warnings on safety of persons and equipment.
Specific information
Information must be kept in mind to maintain comfort.
1.2General
1.2.1Manufacturer's liability
De Dietrich Thermique S.A.S manufactures products in compliance
with the standard 1. Products are delivered with 1 marking and
all documents required.
In the interest of customers, De Dietrich Thermique S.A.S are
continuously endeavouring to make improvements in product quality.
All the specifications stated in this document are therefore subject to
change without notice.
1.2.2Installer's liability
The installer is responsible for the installation and inital start up of the
appliance. The installer must respect the following instructions:
`Read and follow the instructions given in the manuals provided
with the appliance.
`Carry out installation in compliance with the prevailing
legislation and standards.
Reference
Z
Refer to another manual or other pages in this instruction
manual.
DHW: Domestic hot water
The liability of De Dietrich Thermique S.A.S as the manufacturer
may not be invoked in the following cases:
`Incorrect use of the appliance.
`Faulty or insufficient maintenance of the appliance.
`Incorrect installation of the appliance.
`Perform the initial start up and carry out any checks necessary.
`Explain the installation to the user.
`Warn the user of the obligation to check the appliance and
maintain it in good working order.
`Give all the instruction manuals to the user.
1.2.3User's liability
To guarantee optimum operation of the appliance, the user must
respect the following instructions:
`Read and abide by the instructions given in the user manual.
`Call on qualified professionals to carry out installation and initial
start up.
`Get your fitter to explain your installation to you.
`Have the required checks and services done.
`Keep the instruction manuals in good condition close to the
Do not stock products of an inflammable nature close to
the appliance.
If you smell gas, do not use a naked flame, do not smoke,
do not operate electrical contacts or switches (doorbell,
lights, motor, lift, etc.).
1.Cut the gas supply
2.Open the windows
3.Extinguish all flames
4.Evacuate the premises
5.Contact a qualified professional
6.Inform the gas supplier
Risk of intoxication
Do not obstruct the air inlets in the room (even partially).
If you smell flue gases
1.Switch the appliance off
2.Open the windows
3.Evacuate the premises
4.Contact a qualified professional
Risk of being burnt
Avoid direct contact with the flame viewport.
Depending on the settings of the appliance:
- The temperature of the flue gas conduits may exceed 60°C
- The temperature of the radiators may reach 95°C
- The temperature of the domestic hot water may reach 65°C
Risk of damage
Do not stock chloride or fluoride compounds close to the
appliance.
Install the appliance in frost-free premises.
Do not neglect to service the appliance: Contact a qualified
professional or take out a maintenance contract for the annual
servicing of the appliance.
2.2Recommendations
Warning
Only qualified professionals are authorised to work on the
appliance and the instalation.
Warning
`Before any work, switch off the mains supply to the appliance.
`Before any work, close the main gas valve.
`Check regularly that the installation contains water and is
pressurised.
`Keep the appliance accessible at all times.
`Avoid draining the installation.
`Use only original spare parts.
`Never remove or cover labels and rating plates affixed to the
appliance.
`The appliance should be on Summer or Antrifreeze mode rather
than switched off to guarantee the following functions:
- Cleaning the pumps
- Antifreeze protection
- Protection against corrosion on domestic hot water tanks fitted
with a titanium anode
4.3.4Precautions to take if there is a danger of frost
A boiler which is switched off is not protected against frost.
The control panel should always be switched on to take
advantage of the heating pump anti-sticking function
The pumps start up when the temperature falls below 8°C.
The pumps and the burner start up when the temperature falls below
6°C.
The pumps operate for 5 seconds if they have been inactive for more
than 24 hours.
Heating circuit:
Use a correctly dosed antifreeze to prevent the heating water
freezing. If this cannot be done, drain the system completely. In all
cases, consult the fitter.
Domestic hot water circuit:
Drain the domestic water tank and pipes.
4.3.5Precautions to take in the event of prolonged shutdown (one year or more)
- Close the gas valve
- The boiler and the chimney must be swept carefully.
- Close the door of the boiler to prevent the internal circulation of air.
Communication error :
Communication error
between the safety
control box and the PCB
The boiler does not
start up: No current
No flame detected
after 5 ignition
attempts
Fault temperature
sensor heating outlet:
The sensor circuit has
been broken or short
circuited
Domestic hot water
outlet sensor fault: The
sensor circuit has been
broken or short circuited
Thermostat activation:
Safety thermostat open
WHE 2.24
Flue gas temperature
sensor error:
- Insufficient draught
- The sensor circuit has
been broken or short
circuited
WHE 2.24 FF
Air pressure error:
Insufficient draught
The water level and/or
pressure are too low
Check the cable between the safety control box and
the PCB.
Press the Reset button for 2 seconds.
If the problem persists, contact the fitter.
Check the electrical connections.
Press the Reset button for 2 seconds
If the problem persists, contact the fitter.
First check that the water is circulating in the boiler
(water pressure in the heating circuit, flow and return
valves open, valves and radiators open, etc.).
If the problem persists, contact the fitter.
First check that the water is circulating in the boiler
(water pressure in the heating circuit, flow and return
valves open, valves and radiators open, etc.).
If the problem persists, contact the fitter.
Check the fresh air inlet and flue gas discharge ducts
(or the forced flue).
Press the Reset button for 2 seconds.
If the problem persists, contact the fitter.
Check for adequate draw on the chimney
connection.
The boiler is in safety shutdown until the flue gas
temperature sensor is again operational. Wait 15
minutes.
If the problem persists, contact the fitter.
Check the fresh air inlet and flue gas discharge ducts
(or the forced flue).
Press the Reset button for 2 seconds.
If the problem persists, contact the fitter.
First check that the water is circulating in the boiler
(water pressure in the heating circuit, flow and return
valves open, valves and radiators open, etc.).
Top up the heating circuit with water.
Carry out a visual check for the presence of any
water leaks.
You have just purchased one of our appliances and we thank you
for the trust you have placed in our products.
Please note that your appliance will provide good service for a
longer period of time if it is regularly checked and maintained.
Your fitter and our customer support network are at your disposal
at all times.
Warranty terms
Starting from the purchase date shown on the original fitter's
invoice, your appliance has a contractual guarantee against any
manufacturing defect.
The length of the guarantee is mentioned in the price catalogue.
The manufacturer is not liable for any improper use of the
appliance or failure to maintain or install the unit correctly (the
user shall take care to ensure that the system is installed by a
qualified fitter).
In particular, the manufacturer shall not be held responsible for
any damage, loss or injury caused by installations which do not
comply with the following:
- applicable local laws and regulations
- specific requirements relating to the installation, such as
national and/or local regulations
- the manufacturer's instructions, in particular those relating to
the regular maintenance of the unit
- the rules of the profession
France
The preceding dispositions are not exclusive of benefits for the
purchaser of the legal guarantee as stated in Civil Code articles
1641 to 1648.
Belgium
The preceding dispositions about the contractual guarantee are
not exclusive of profit if the need arises for the purchaser in
Belgium of the applicable legal dispositions on hidden defects.
Switzerland
The application of the warranty is subject to the terms and
conditions of sale, delivery and warranty of the company
marketing our products.
Poland
Warranty conditions are included in the warranty card.
Other countries
The above provisions do not restrict the benefit of the legal laws
regarding hidden defects applicable in the buyer's country.
The warranty is limited to the exchange or repair of such parts as
have been recognised to be faulty by our technical department
and does not cover labour, travel and carriage costs.
The warranty shall not apply to the replacement or repair of parts
damaged by normal wear and tear, negligence, repairs by
unqualified parties, faulty or insufficient monitoring and
maintenance, faulty power supply or the use of unsuitable fuel.
Sub-assemblies such as motors, pumps, electric valves etc. are
guaranteed only if they have never been dismantled.
All technical and technological information contained in these technical instructions, as well as any
drawings and technical descriptions supplied, remain our property and shall not be multiplied
without our prior consent in writing.
Subject to alterations.
17/07/2008
AD001NU-AA
DE DIETRICH THERMIQUE
57, rue de la Gare F- 67580 MERTZWILLER - BP 30
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