Wolf FGB Series, FGB-K Series Operating Instructions For Users
FW ≥ 1.10
GB
IE
Operating instructions for users
WALL MOUNTED GAS CONDENSING BOILER
FGB wall mounted gas condensing boiler
FGB-K wall mounted gas condensing combi boiler
English | Subject to technical modications
3064461_201903
Table of contents
1 Safety instructions ................................................................................................................... 03
General information .................................................................................................................................... 03
Electrical connection .................................................................................................................................. 04
Shutting down the heating system ............................................................................................................. 04
Emergency shutdown ................................................................................................................................. 04
If you smell gas .......................................................................................................................................... 05
If you smell ue gas ................................................................................................................................... 05
When changing a fuse ............................................................................................................................... 05
Frost protection .......................................................................................................................................... 05
Balanced ue system .................................................................................................................................05
2 Operation via the control unit ................................................................................................. 06
Display menu ............................................................................................................................................. 06
Reset .......................................................................................................................................................... 06
Operating mode button .............................................................................................................................. 06
Set DHW temperature display/adjustment .................................................................................................07
Set boiler water temperature display/adjustment ....................................................................................... 07
Display ....................................................................................................................................................... 08
3 Installation / Maintenance ........................................................................................................ 09
Installation / Modications .......................................................................................................................... 09
Checking the water pressure in the heating system .................................................................................. 09
Care ........................................................................................................................................................... 09
Inspection / Maintenance ........................................................................................................................... 09
4 Informationforenergyefcientoperation ............................................................................. 10
Heating mode ............................................................................................................................................. 10
DHW mode ................................................................................................................................................. 10
5 Notes ...........................................................................................................................................11
02 | WOLF GmbH 3064461_201903
Safety instructions
1 Safety instructions
General information
Gas is an environmentally-friendly fuel which does not pose
a risk unless handled with gross negligence. Your gas condensing boiler is a high-quality product which incorporates
the latest safety technology.
These safety instructions are intended to protect you
from potential risks.
Risk to life!
Non-observance of information labelled in this way can endanger
health and cause material damage.
Whenthereisariskofre
• Immediately switch OFF the emergency stop switch of the heat-
ing system (if outside the installation room).
• Close the gas shut-off valve.
• In the event of a re, use a suitable re extinguisher (class B to
DIN 14406).
Caution – risk of electrocution.
This appliance may be used by children aged from 8 years and
above and by persons with reduced physical, sensory or mental
capabilities or lack of experience and knowledge if they have been
given supervision or instruction concerning how to use the appliance
in a safe manner and understand the hazards involved. Children
must not play with the appliance. Cleaning and user maintenance
must not be performed by children without supervision.
3064461_201903 WOLF GmbH | 03
Safety instructions
Electrical connection The installation must be carried out by an approved
electrical contractor. Observe VDE regulations as well
as all local regulations of your power supply utility.
Danger due to ‘live’ electrical components.
Please note:
Switch OFF the omnipolar isolator before removing
the casing.
Never touch electrical components or contacts when
the isolator is in the ON position. This carries a risk
of electrocution that could result in injury or death.
No mains isolator on the appliance. When working on
the boiler, always ensure that there is no voltage by
opening the omnipolar isolator or removing the external mains fuse.
Shutting down the heating system
Emergency shutdown The fuse in the installation room or the heating emergen-
- Switch OFF the heating system at the omnipolar isolator or the
external mains fuse of the control unit. Please note: It is not
possible to isolate the appliance from the power supply using
the operating mode button.
- Close the gas ball valve or the main gas tap.
cy stop switch may only be used to switch off the heating
system in an emergency.
- In the event of danger, e.g. re, disconnect the heating system
from the power supply using the heating emergency stop switch
or the relevant mains fuse.
- Shut off the gas supply using the gas ball valve on the boiler or
the main gas tap on the gas meter.
04 | WOLF GmbH 3064461_201903
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