Fault Reports and their correction
9
Betriebsanleitung_firematic_20-301_Touch_Englisch V1.2
53
Fault reporting on the display
Possible cause?
Suggestions for rectifying
F: SOLAR MAX. LOADING
The solar tank is being cooled
down by the solar system due to
excessive temperatures.
•
Display
only,
no
action
required
FAULT 28
F: ANTIFREEZE BOILER
Temperature too low in heat
generator
Frost protection function in heat
generator
is
active,
heat
generator is switched on
•
Display
only,
no
action
required
FAULT 29
F: ANTIFREEZE BUFFER
Temperature too low in buffer
storage tank
Frost
protection
function
activated
•
Display
only,
no
action
required
FAULT 30
F: ANTIFREEZE HOT WATER
TANK
Temperature too low in storage
tank
Frost
protection
function
activated
•
Display
only,
no
action
required
FAULT 31
F: ANTIFREEZE HEATING
CIRCUIT
Temperature too low in heating
circuit
Frost
protection
function
activated
•
Display
only,
no
action
required
FAULT 32
F: ANTIFREEZE SOLAR
Temperature too low in solar
storage tank
Frost
protection
function
activated
•
Display
only,
no
action
required
FAULT 33
F: ANTIFREEZE HYDR.
COMPENSATOR
Temperature too low in hydraulic
compensator
Frost
protection
function
activated
•
Display
only,
no
action
required
FAULT 34
F: ANTIBLOCKING BACK FLOW
Blocking protection activated for
return flow pump
Return flow pump triggered for
10 s approx.
•
Display
only,
no
action
required
FAULT 35
F: BOILER LOADING
Boiler setpoint could not be
reached in the specified time.
•
Adjust time
•
Control the hydraulic
FAULT 37
F: HEATING OFF
The system is on “heating off“
•
Display
only,
no
action
required
FAULT 41
F: BLOCKING PROTECTION
Blocking protection activated for
buffer storage tank pump
Buffer
storage
tank
pump
triggered for 10 s approx.
•
Display
only,
no
action
required
FAULT 42
F: LEGIONELLA PROTECTION
Thermal disinfection in storage
tank activated-Storage tank will
be heated to75°C
•
Display
only,
no
action
required
FAULT 44
F: CHIMNEY SWEEPER MODE.
Chimney
sweep
function
activated
•
Display
only,
no
action
required
FAULT 45
F: MOD.ERR EXT.
Error in communication via CAN
2 with an external module
•
Contact
your
specialist
installer
FAULT 46
F: MOD.ERR INT.
Error in communication via CAN
1 with an internal module
•
Contact
your
specialist
installer.
FAULT 47
F: MOD.ERR BOILER
Error in communication with the
boiler module
•
Contact
your
specialist
installer
FAULT 48
F: DATAERROR MEMORY
EXTERNAL
Error in the adjustment data in
an external module
•
Contact
your
specialist
installer.
FAULT 49