LTV 1200 Operator's Manual - CareFusion Emergency Preparedness

Symptoms Possible Causes What to Do
Continued…
O2% is high.
O2% is low.
Low Pressure O2
Source incorrectly
selected.
Failed calibration or
internal problem with
the ventilator.
VHome setting does
not match flow valve.
O2 inlet flow too low
when Low Pressure O2
Source selected.
Failed calibration or
internal problem with
the ventilator.
VHome setting does
not match flow valve.
PEEP not working.
PEEP low.
PEEP sags during
exhalation. Diaphragm incorrectly
seated in exhalation
valve.
Diaphragm installed
backwards.
Verify that the Low Pressure O2 Source is on
when using a low flow, low pressure source and
off when using a high pressure source. (See
pages 6-13 and 6-18 for information on using the
Low Pressure O2 Source and O2% features.)
Immediately contact a certified Pulmonetic
Systems’ service technician.
Immediately contact a certified Pulmonetic
Systems’ service technician.
Verify the low pressure O2 inlet has been
correctly calculated and set using the Input O2
Flow Chart (see page 6-15).
Pulmonetic Systems recommends the use of an
O2 monitor to verify delivered O2%. Adjust the
entrained O2 flow so the monitored value shows
the desired FIO2. (See pages 6-13 and 6-18 for
information on using the Low Pressure O2
Source and O2% features.)
Immediately contact a certified Pulmonetic
Systems’ service technician.
Immediately contact a certified Pulmonetic
Systems’ service technician.
Circuit leak. Run a leak test and reseat or replace the leaking
parts or connections. See page 11-8 for
instructions.
Open the exhalation valve and remove the
diaphragm. Reseat the diaphragm and snap the
exhalation valve in place. See page 13-10 for a
diagram of correct exhalation valve assembly.
Page 15-12 LTV ® 1200 Ventilator Operator’s Manual
p/n 18247-001, Rev. G