DE DIETRICH WHE 2.24, WHE 2.24 FF User Manual
Wall-hung gas boilers
WHE 2.24 / WHE 2.24 FF
EN
User Guide
300011777-001-C
.
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.1 Symbols used . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.2 General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.2.1 Manufacturer's liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.2.2 Installer's liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.2.3 User's liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2 Safety instructions and recommendations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.1 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.2 Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3 Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.1 General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.1.1 WHE 2.24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.1.2 WHE 2.24 FF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.2 Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
4 Operating the appliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
4.1 Meaning of the lights (normal operation) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
4.2 Changing the settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
4.2.1 Summer/winter setting / Heating temperature setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
4.2.2 Setting the domestic hot water temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
4.3 Stopping the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
4.3.1 Switching off. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
4.3.2 Antifreeze protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
4.3.3 Cleaning the pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
4.3.4 Precautions to take if there is a danger of frost . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
4.3.5 Precautions to take in the event of prolonged shutdown (one year or more). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
4.4 Restart of the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
5 Checking and maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
6 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
6.1 Error messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
6.2 Incidents and solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
7 Technical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
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WHE 2.24 / WHE 2.24 FF 17/07/2008 - 300011777-001-C
1Introduction
1.1 Symbols used
1. Introduction
Caution danger
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.
1.2 General
1.2.1 Manufacturer'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.
1.2.2 Installer'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.
1.2.3 User'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
appliance.
17/07/2008 - 300011777-001-C WHE 2.24 / WHE 2.24 FF
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2. Safety instructions and recommendations
2 Safety instructions and recommendations
2.1 Safety instructions
Fire hazard
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.
2.2 Recommendations
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
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WHE 2.24 / WHE 2.24 FF 17/07/2008 - 300011777-001-C
3 Description
3.1 General description
3.1.1 WHE 2.24
3. Description
- Wall-hung gas boiler
- Central heating and instant domestic hot water production
- Wide modulation range (8.4 to 24 kW)
- High efficiency (
- Stainless steel atmospheric burner
- Main exchanger in copper with protective zinc layer which enables
very high combustion efficiency
- Simple, functional control panel
- Integrated troubleshooting system
- Flow limiter (DHW): 10 l/mim.
- Expansion vessel: 8 l
1)
3.1.2 WHE 2.24 FF
- Wall-hung gas boiler
- Central heating and instant domestic hot water production
- Wide modulation range (8.4 to 23.6 kW)
- High efficiency (
- Stainless steel atmospheric burner
- Main exchanger in copper with protective zinc layer which enables
very high combustion efficiency
- Simple, functional control panel
- Integrated troubleshooting system
- Flow limiter (DHW): 10 l/mim.
- Expansion vessel: 8 l
- Automatic air vent
- Accelerator pump
- Low water safety device
- By-pass
- Filling and emptying tap
- Thermo-pressure gauge
- Assembly template delivered with the boiler
- Differential air pressure switch
- Combustion gas extraction fan
- Connection to a concentric air inlet and combustion products
discharge conduit:
- Horizontal forced flue - type
- Vertical forced flue - type
- Leakproof collective conduit - type
- Separate ducts - type
- Silent running
1)
C12 connection
C32 connection
C42 connection
C52 connection
- Automatic air vent
- Accelerator pump
- Low water safety device
- By-pass
- Filling and emptying tap
- Thermo-pressure gauge
- Assembly template delivered with the boiler
- Flue gas temperature sensor
- Connecting to a chimney
- Silent running
17/07/2008 - 300011777-001-C WHE 2.24 / WHE 2.24 FF
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