LA 4060CP
10.2 Replacement of the refrigerant gas sensor
The heat pump contains a refrigerant gas sensor that must be replaced after an operating time of 15 years. The sensor
must be replaced by a Dimplex service partner.
Before the end of the service interval, the system operator is informed of the need for replacement via messages in the
heat pump manager. From an operating period of 14 years, reminders of the service interval are given in recurring, ever
shorter intervals via an fault shutdown of the heat pump.
The malfunctions can be acknowledged on the heat pump manager by the system operator. In this case, the heat pump
works as usual until the next reminder.
The reminders/fault shutdowns appear after the following operating times:
14 years + 0 weeks (first reminder)
14 years + 16 weeks
14 years + 32 weeks
14 years + 40 weeks
14 years + 44 weeks
14 years + 46 weeks
14 years + 48 weeks
14 years + 49 weeks
14 years + 50 weeks
14 years + 51 weeks
14 years + 52 weeks (last reminder)
After the final reminder, the heat pump manager prevents the continued operation of the heat pump! Normal operation
of the heat pump is not possible without the sensor being replaced by a Dimplex service partner. Operation in frost
protection mode is still possible.
After replacement of the sensor, the service interval starts again from the beginning and the reminders follow the
sequence shown.
10.3 Automatic calibration of the refrigerant gas sensor
The refrigerant gas sensor has an automatic calibration function. In rare cases, this can result in a temporary fault
shutdown. This fault can be acknowledged in the heat pump manager.
In extremely rare cases, in particular due to extreme environmentally-relevant influences, an unsuccessful automatic
self-calibration results in the heat pump being blocked. In this case, frost protection is no longer guaranteed. The
refrigerant gas sensor must be replaced by a Dimplex service partner.
!
NOTICE
Damage due to freezing
If a block occurs due to an unsuccessful automatic calibration of the refrigerant gas sensor during a frost period, there is
a risk of freezing.
▪ Have the refrigerant gas sensor replaced by a Dimplex service partner as soon as possible.
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