Owner's manual
6
Installation Guide AME 438 SU
DH-SMT/SI VI.LE.F2.3O Danfoss Heating
Function test
The indicator light shows whether the
positioner is in operation or not. Moreover,
the indicator shows the control status and
faults.
Constant light
- normal operation
No light
- no operation or no power supply
Intermittent light (1 Hz)
- self adjusting-mode
Intermittent light (3 Hz):
- power supply too low
- insuļ¬cient valve stroke (<20 s)
- end-position cannot be reached.