CTC Union EcoZenith i350 H, Руководство по установке и обслуживанию, Страница: 111 / 116

111 CTC EcoZenith i350
Alarm messages Description
[Exxx] ' sensor' An alarm message is displayed if an error occurs with a sensor that is not
connected or has short-circuited and if the value is outside the sensor’s range.
If this sensor is important to the system’s operation, the compressor stops.
This requires the alarm to be reset manually after the fault has been rectified.
The alarm is reset automatically after correction for the following sensors:
[E140] EHS tank sensor (B47), [E031] Primary flow sensor 1 (B18), [E032]
Primary flow sensor 2 (B2), [E030] Outdoor sensor (B15), [E074] Room sensor
1 (B11), [E075] Room sensor 2 (B12), [E005] Brine out sensor, [E003] Brine
in sensor, [E028] HP in sensor, [E029] HP out sensor, [E037] Hot gas sensor,
[E080] Suction gas sensor, [E036] High pressure sensor, [E043] Low pressure
sensor.
[E057] High current motor
protection
High current into the compressor has been detected. Press reset and check
whether the alarm recurs. If the fault recurs, contact your installer.
[E058] Low current motor
protection
Low current into the compressor has been detected. Press reset and check
whether the alarm recurs. If the fault recurs, contact your installer.
[E061] Max. thermostat This alarm message appears if the product becomes too hot.
During installation, make sure the max. thermostat (F10) has not been
triggered as there is a chance of this occurring if the boiler has been stored
in extremely cold temperatures, Reset it by pressing in the button on the
electrical switchboard behind the front panel.
[E135] Risk of freezing Alarm indicating that the temperature of the outgoing water from the heat
pump (HP out) is too low for defrosting. The water volume in the system may
be too low. The flow may be too low. (Applies to EcoAir)
[E152] 4-way valve This alarm message is displayed if a fault occurs with EcoAir's 4-way valve or
if the connection pipes to the EcoAir are incorrectly connected. Press reset
and check whether the alarm recurs. If the alarm recurs, check that the charge
pump is pumping water to the heat pump's lower connection. If the fault
recurs, contact your installer.
[E087] Driver
[E088] Driver: 1 -
[E109] Driver: 29
Driver fault.
[E117] Driver: Offline
Press reset and check whether the alarm recurs.
If the fault recurs, contact your installer and tell them the error code number
where applicable.
Communication error. The electrical connection box and driver of the heat
pump are not communicating.