Herz pelletstar CONDENSATION 10, Operating Instructions Manual

Page: 70 / 94

10 Fault reports and their Fault reports and their corrections
70
No. Fault report Cause of fault Fault correction
023
ADDITIONAL BOILER
SENSOR
Sensor break; Value outside the
measuring
range
(-10 - 120°C)
▪
Check sensor, replace as renew
▪
Check plug, replace as renew
▪
Check wiring incl. connections, replace
as renew
▪
✆
- contracting party
024 MODUL SENSOR
Sensor break; Value outside the
measuring
range
(-10 - 120°C)
▪
Check sensor, replace as renew
▪
Check plug, replace as renew
▪
Check wiring incl. connections, replace
as renew
▪
✆
- contracting party
025
OVERHEAT BOILER MAX
boiler temperature over 92,5°C or
104,5°C increase
Check settings
Check back flow mixer
Check back flow pump
026
OVERHEAT
boiler temperature over 98°C or 108°C
increase
Check settings
Check back flow mixer
Check back flow pump
027 SOLAR OVERHEATING
Fault is shown, if collector temperature
exceeds 140 °C
▪
Check solar pump
▪
Check solar tank level
028 SOLAR MAX. LOADING Collector temperature exceeds 120 °C
▪
Check solar pump
▪
Check solar tank level
029 ANTIFREEZE BOILER
Boiler flow and back flow sensor under
7°C
Check or increase the room temperature
in the boiler room.
030
ANTIFREEZE BUFFER
Sensor value below 7°C
Check or increase the room temperature
in the boiler room.
031
ANTIFREEZE HOT WATER
TANK
Sensor value below 7°C
Check or increase the room temperature
in the boiler room.
032
ANTIFREEZE HEATING
CIRCUIT
Flow or return sensor below 7 ° C;
Room temp. sensor below 5 ° C
Check or increase the room temperature
in the boiler room.
033
ANTIFREEZE SOLAR
Collector temperature under set up
antifreeze temperature
-
034
ANTIFREEZE MODULE Sensor value below 7°C
Check or increase the room temperature
036 ANTIFR. ADD. BOILER Sensor value below 7°C
-
037
HOT WATER TANK
LOADING
Hot water tank didn´t reach set
temperature during loading time; hot
water tank loading gets blocked till fault
correction
▪
Adapt loading time
▪
Activate hot water tank priority
▪
Hot water tank settings (min./ must)
038 Maintenance
when exceeding the set inspection
interval
Conduct maintenance according to
maintenance schedule
Fault has to be receipted manually:
039 SERVICE
when exceeding the set inspection
interval Carry out boiler system maintenance by
authorised personnel
040 OVERHEAT ADD.BOILER
add. boiler temperature over 92 °C
increase Check add. boiler pump
Check settings
041 HEATING OFF
Boiler operation mode “HEATING OFF”
is activated
-
042 BLOCKING PROTECTION every Monday at 12 o´clock
-
043 TIMEOUT ADD. BOILER
Additional boiler minimum flue gas
temperature wasn´t reached within 1
hour Check flue gas sensor additional boiler
check add. boiler settings
044 LEGIONELLA PROTECTION
Tank thermal disinfection active; Tank
will be heated up to setted legionella
protection temperature (weekly) -
045 CHIMNEY SWEEP. MODE when starting Chimney clean mode
(see chapter 9.4)
046 MOD.ERR EXT.
CAN communication to the external
module is interrupted
Check module CAN connection
Check module
✆
- contracting party