Viessmann VITODENS, VITOPEND, Vitotronic 100, HC1B Operating Instructions Manual

Operating instructions

for the system user
Heating system with Vitotronic 100 control unit, type HC1B For constant temperature mode
VITODENS VITOPEND
VIESMANN
5592 683 GB 8/2013

Safety instructions

For your safety
Please follow these safety instructions closely to prevent accidents and material losses.
Safety instructions explained
Danger
This symbol warns against the risk of injury.
Please note
!
This symbol warns against the risk of material losses and environmental pollution.
Note
Details identified by the word "Note" contain additional information.
Target group
These operating instructions are designed for heating system users. This appliance can also be operated by children of 8 years and older, as well as by individuals with reduced physical, sensory or mental faculties or those lacking in experience and knowledge, provided such individu­als are being supervised or have been instructed in the safe use of this appliance as well as in any risks aris­ing from it.
Please note
!
Supervise children in the proximity of the appli­ance.
Never permit children to play with the appli­ance.
Cleaning and maintenance must not be car­ried out by unsupervised children.
If you smell gas
Danger
Escaping gas can lead to explosions which may result in serious injury.
Do not smoke. Prevent naked flames and sparks. Do not switch lights or electrical appli­ances on or off.
Close the gas shut-off valve.
Open windows and doors.
Evacuate any people from the danger zone.
Notify your gas or electricity supplier and your local heating contractor from outside the build­ing.
Shut off the electricity supply to the building from a safe place (outside the building).
If you smell flue gas
Danger
Flue gas can lead to life threatening poisoning.
Shut down the heating system.
Ventilate the installation site.
Close all doors in the living space.
In case of fire
Danger
If there is a fire, there is a risk of burns and explosion.
Shut down the heating system.
Close shut-off valves in the fuel supply lines.
Use a tested fire extinguisher, class ABC.
What to do if the heating system develops faults
Danger
Incorrectly executed work on the heating system can lead to life threatening accidents.
Work on gas installations must only be carried out by a registered gas fitter.
Work on electrical equipment must only be carried out by a qualified electrician.
Danger
Fault messages indicate faults in the heating system. If faults are not rectified, they can have life threatening consequences. Do not acknowledge fault messages several times in quick succession. Inform your heating contractor so the cause can be analysed and the fault rectified.
Danger
The appliance generates heat. Hot surfaces can
Installation room conditions
cause burns.
Never open the appliance.
Never touch the hot surfaces of uninsulated pipes, fittings or flue pipes.
Danger
Sealed vents result in a lack of combustion air. This leads to incomplete combustion and the formation of life threatening carbon monoxide. Never cover or close existing vents. Do not make any subsequent modifications to the building characteristics that could affect safe operation (e.g. cable/pipework routing, cladding or partitions).
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For your safety (cont.)
Danger
Easily flammable liquids and materials (e.g. naphtha, solvents, cleaning agents, paints or paper) can cause deflagration and fire. Never store or use such materials in the installa­tion room or in direct proximity to the heating system.
Please note
!
Incorrect ambient conditions can lead to heating system damage and can put safe operation at risk.
Ensure ambient temperatures are above 0 °C and below 35 °C.
Prevent air contamination by halogenated hydrocarbons (e.g. as contained in paints, sol­vents or cleaning fluids) and excessive dust (e.g. through grinding/polishing work).
Avoid continuously high humidity levels (e.g. through continuous drying of washing).
Safety instructions
Extractors
Operating appliances that extract air to the outside (cooker hoods, extractors, air conditioning units, etc.) can create negative pressure. If the boiler is operated at the same time, this can lead to reverse flow of the flue gas.
Danger
The simultaneous operation of the boiler and appliances that extract air to the outside can result in life threatening poisoning due to reverse flow of the flue gas. Take suitable steps to ensure an adequate sup­ply of combustion air. If necessary, contact your heating contractor.
Auxiliary components, spare and wearing parts
Please note
!
Components not tested with the heating system may damage it or affect its functions. Only have installation or replacement work car­ried out by qualified contractors.
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Index

Index
1. Introductory information Intended use .......................................................................................... 5
Commissioning ...................................................................................... 5
Your system is preset at the factory ....................................................... 5
Terminology ........................................................................................... 5
Tips on saving energy ............................................................................ 6
2. About the controls Controls ................................................................................................. 7
How to use the controls ......................................................................... 7
Symbols ................................................................................................. 7
3. Start-up/shutdown Starting the heating system ................................................................... 9
Shutting down the heating system ......................................................... 9
With frost protection monitoring .......................................................... 9
Without frost protection monitoring (shutdown) .................................. 10
4. Central heating Required settings for central heating ..................................................... 11
Setting the heating flow temperature ..................................................... 11
Setting the operating program (central heating) .................................... 11
Stopping the central heating .................................................................. 11
5. DHW heating Required settings (DHW heating) .......................................................... 12
Setting the DHW temperature ................................................................ 12
Setting the operating program (DHW heating) ...................................... 12
Stopping DHW heating .......................................................................... 12
Comfort function (if available) ................................................................ 13
6. Further adjustments Setting the temperature unit (°C/°F) ...................................................... 14
Restoring factory settings ...................................................................... 14
7. Calling up Calling up information and resetting values ........................................... 15
Calling up a service message ................................................................ 16
Calling up fault messages ...................................................................... 16
8. Multi boiler systems Special considerations for multi boiler systems ..................................... 18
9. Emissions test mode Activating emissions test mode ............................................................. 19
Activating emissions test mode .......................................................... 19
Stopping emissions test mode ............................................................ 19
10. What to do if... Rooms are too cold ................................................................................ 20
Rooms are too hot ................................................................................. 20
There is no hot water ............................................................................. 20
The DHW is too hot ............................................................................... 21
"ã" flashes on the display ..................................................................... 21
"E" flashes on the display ..................................................................... 21
"ë" flashes on the display ..................................................................... 21
"- - EP - -" flashes on the display ........................................................... 21
11. Repair work .................................................................................................................. 22
12. Keyword index .................................................................................................................. 24
4
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Intended use

Introductory information

The appliance is only intended to be installed and operated in sealed unvented heating systems that comply with EN 12828, with due attention paid to the associated installation, service and operating instruc­tions. It is only designed for the heating of water that is of potable water quality.
Intended usage presupposes that a fixed installation in conjunction with permissible, system-specific compo­nents has been carried out.
Commercial or industrial usage for a purpose other than heating the building or DHW does not comply with regulations.

Commissioning

The commissioning and matching of the control unit to local conditions and building characteristics, as well as instructing the user in the operation of the system, must be carried out by your heating contractor.
Any usage beyond this must be approved by the man­ufacturer for the individual case.
Incorrect usage or operation of the appliance (e.g. the appliance being opened by the system user) is prohibi­ted and results in an exclusion of liability. Incorrect usage also occurs if the components in the heating system are modified from their intended function (e.g. if the flue gas and ventilation air paths are sealed).
As the user of new combustion equipment, you may be obliged to notify your local flue gas inspector of the installation [check local regulations]. Your local flue gas inspector will also inform you [where appropriate] about work he may be required to carry out on your combustion equipment (e.g. regular checks, cleaning).

Your system is preset at the factory

The control unit is preset at the factory to " " for central heating and DHW heating. Your heating system is therefore ready for operation:
Central heating
The rooms are heated in accordance with the set­tings on your control unit and room temperature con­trol unit.
Your heating contractor can make further settings for you during commissioning. You can change any settings individually at any time to suit your requirements (see chapter "Central heat­ing").

Terminology

To provide you with a better understanding of the func­tions of your control unit, the appendix contains the chapter "Terminology" (see page 23).
DHW heating
The DHW is heated up to 50 °C.
Your heating contractor can make further settings for you during commissioning. You can change any settings individually at any time to suit your requirements (see chapter "DHW heat­ing").
Frost protection
Your boiler and DHW cylinder are protected against frost.
Power failure
All data is saved if there is a power failure.
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Introductory information

Tips on saving energy

Use the adjustment options on the control unit and the room temperature control unit:
Do not overheat your rooms; you can save up to 6 % on your heating costs for every degree you reduce your room temperature. Set your room temperature no higher than 20 °C (see page 11).
Do not set your DHW temperature too high (see page 12).
Select the operating program that meets your current requirements:
In the summer, when you don't want to heat any rooms but do need DHW, select operating program " " (see page 12).
If you do not want to heat any rooms and require no hot water for a prolonged period of time, select operating program " " (see page 9).
Further recommendations:
Correct ventilation/airing. Fully open windows for a short time and close the thermostatic valves while airing.
Close roller shutters (if installed) at dusk.
Set thermostatic valves correctly.
Never cover radiators or thermostatic valves.
Controlled DHW consumption: A shower generally uses less energy than a full bath.
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4 8
°C
s A
4 8
°C

Controls

About the controls

You can change the settings for your heating system centrally at the programming unit. If you have a room temperature control unit installed in your rooms, you can also change the settings on the room temperature control unit.
Room temperature control unit operating instruc­tions
Fig. 1
Takes you one step back in the menu Cursor keys Scroll through the menu or adjust values
OK Confirms your selection or setting
Note
The programming unit can be placed in a wall mount­ing base. This is available as an accessory. Ask your heating contractor for more information.
No function Enables you to call up the menu for settings and scanning

How to use the controls

Standard display
Fig. 2

Symbols

These symbols are not always displayed, but appear subject to the system version and the operating condi­tion. Flashing displays indicate that modifications can be made.
Menu
Central heating DHW heating Information Emissions test mode Additional settings
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Press . This takes you to the menu for settings and scanning.
Operating program
Frost protection monitoring (standby mode) DHW heating Central heating and DHW heating
COMF Comfort mode for DHW heating ECO Without comfort mode for DHW heating
Messages
Service message
ý The service interval has expired
Fault message Fault message for burner
7
About the controls
Symbols (cont.)
Displays
Temperature Frost protection monitoring Central heating Heating circuit pump running Cylinder loading pump running In conjunction with a solar thermal system: Solar circuit pump is running Burner running Standard factory setting
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0
1
2
3
4
bar
C D
E
BA
4 8
°C
s A

Starting the heating system

Fig. 3

Start-up/shutdown

Fault indicator (red)
A
ON indicator (green)
B
Reset button
C
1. Check the heating system pressure at the pressure gauge. The system pressure is too low if the indicator points to the area below 1.0 bar. In this case, top up with water or notify your local heating contractor.
2. For open flue operation: Check that the ventilation apertures of the installa­tion room are open and unrestricted.
Note
With open flue operation, the combustion air is drawn from the installation room.
3. Open the gas shut-off valve.
Note
Ask your heating contractor to explain the position­ing and handling of these components.
ON/OFF switch
D
Pressure gauge (pressure display)
E
4. Switch ON the power supply, e.g. at a separate MCB/fuse or a mains isolator.
5.
Turn ON/OFF switch " " on. After a short while, the standard display appears and the green ON indicator illuminates. Your heat­ing system and room temperature control unit are now ready for operation.

Shutting down the heating system

With frost protection monitoring

Select operating program " " for frost protection moni­toring (standby mode).
Press the following keys:
1. for settings; " " flashes.
2. OK to confirm; " " flashes.
3. OK to confirm; " " flashes.
4. until " " flashes.
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5. OK to confirm; frost protection is activated.
No central heating.
No DHW heating.
Frost protection for the boiler and the DHW cylinder is active.
Note
The circulation pumps are briefly started every 24 hours to prevent them from seizing up.
Ending operating program " "
Select another operating program.
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