LTV 1150 - Solenoid Manifold Assembly

Page 7-38 LTV
®
1200/1150 Ventilator Service Manual p/n 18603-001, Rev. C
Symptoms Possible Causes What to Do
PNT ASSIST option set to
NORMAL.
Set PNT ASSIST option to PULSE. (See
the LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Defective Remote Alarm
System.
Contact Remote Alarm System
manufacturer or service personnel.
Remote Alarm System
(dual tone system)
only generates one
continuous tone.
Internal problem with the
ventilator.
Immediately contact a certified Pulmonetic
Systems’ service technician.
Incorrect Patient Assist
cable installed (Normally
Open versus Normally
Closed system/cable
mismatch)
Establish whether the Patient Assist Call
System is a Normally Open or Normally
Closed system and verify the appropriate
Patient Assist Cable (Normally Open or
Normally Closed) is installed. (See the
LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Defective or improper
connections.
Check the Patient Assist Cable connection
between the ventilator’s Patient Assist Port
and the Patient Assist Call System. (See
the LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Defective Patient Assist
cable.
Replace Patient Assist Cable.
Defective Patient Assist
Call System.
Contact Patient Assist Call System
manufacturer or service personnel.
Patient Assist Call
System does not work
with the ventilator.
Internal problem with the
ventilator.
Immediately contact a certified Pulmonetic
Systems’ service technician.
PNT ASSIST option set to
PULSE.
Set PNT ASSIST option to NORMAL. (See
the LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Defective Patient Assist
Call System.
Contact Patient Assist Call System
manufacturer or service personnel.
Patient Assist Call
System generates a
pulsating tone or light
and manufacturers
instructions indicate it
should be a
continuous tone or
light.
Internal problem with the
ventilator.
Immediately contact a certified Pulmonetic
Systems’ service technician.
Total Breath Rate (f)
exceeds the set SBT > f
alarm value.
Check SBT > f alarm value. (See the LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Patient Circuit leak, causing
auto cycling.
Do a Leak test and reseat or replace the
leaking parts or connections. (See the
LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Repeated SBT > f
alarms.
Internal problem with the
ventilator.
If problem reoccurs, immediately contact a
certified Pulmonetic Systems’ service
technician.
Total Breath Rate (f) is less
than the set SBT < f alarm
value.
Check SBT < f alarm value. (See the LTV
®
1200 or the LTV
®
1150 Ventilator
Operator's Manual for instructions).
Repeated SBT < f
alarms.
Patient Circuit leak. Do a Leak test and reseat or replace the
leaking parts or connections. (See
Leak Test in Chapter 2 for instructions).