Vapotherm Q50 Instructions For Use Manual page 29

Trouble Fault State
The cooling
fan is running
but not the
compressor
The cooling
fan is running
No air
but not the
output,
compressor
cont.
even when the
compressor is
cool
The compressor
and cooling fan
are running
The air pipeline
hose is OK and
the exhaust
noise can be
heard inside the
machine
Insufficient
pressure
Air output is
low causing
PF to alarm
Page 27
Possible Cause Method
Compressor has
overheated
The compressor
has failed
The air pipeline
is not tightened
properly
Pipeline
inside has
disconnected.
Internal pressure
regulator below
recommended
operating levels
Ensure that
the air intake
filter is clean
and the air
intake and air
exhaust are not
blocked. Allow
the compressor
to cool for
20-30 minutes
and attempt to
restart
Call for service
Tighten the
fittings
Call for service
Call for service
3100772 Rev E