Problem
Possible Cause
Action
Amber Low
Pressure
Indicator on N
2
O
icon flashing
•
N
2
O cylinder not turned on
•
Ensure the N
2
O cylinder is
fully turned on
Difficulty
connecting a
Cryo Probe to
the ACM
•
Trapped N2O within the
system
•
Quick connector out of
sequence, sleeve on blue
connector is forward
•
Quick connector O-ring dried
out and/or swelling
•
Power-On the ACM which
clears trapped gas exerting
pressure on the connector
•
Push the sleeve toward the
ACM until it locks back
toward ACM (usually clicks)
•
Lubricate the connector
inside with silicon based O-
ring lubrication such as
AtriCure Part No. C002502.
Wrench Icon
flashing and
clicking heard
inside ACM, may
also include
display flashing
•
Heater band over
temperature due to empty
N2O Cylinder
•
Heater band over
temperature due to loose fit
on N2O cylinder
•
Unplug heater band if
clicking stops and/ or display
flashing stops, check if tank is
warm to the touch – If so,
tank is likely empty, replace
tank with full tank. Power-
off, then Power-on ACM to
reset wrench Icon.
•
Heater band is to be tight
and positioned at bottom of
tank, cord at top edge.
If problem is not corrected by
above two actions, return
ACM and heater band to
AtriCure
xxxv