Nibe AMS 10-8 Installer Manual page 36

Alarm Alarm text on the display
280 Sensor fault Tho-S
281 Sensor fault LPT
294 Non-compatible outdoor
air heat pump
36 Chapter 9 | Alarm list
Description
Sensor fault, suction gas in AMS 10 (Tho-
S).
Sensor fault, low pressure transmitter in
AMS 10.
Heat pump and indoor module (VVM) /
control module (SMO) do not work properly
together due to technical parameters.
May be due to
• Open circuit or short circuit on sensor
input
• Sensor does not work (see section
turbances in comfort")
• Defective control board in AMS 10
• Open circuit or short circuit on sensor
input
• Sensor does not work (see section
turbances in comfort")
• Defective control board in AMS 10
• Fault in the refrigerant circuit
• Outdoor module and indoor module
(VVM) / control module (SMO) are not
compatible.
"Dis-
"Dis-
NIBE AMS 10