CareFusion LTV 1100, Service Manual

Page: 289 / 352

Page 9-30 LTV
®
1200, 1150, and 1100 Ventilator Service Manual p/n 18603-001, Rev. J
LTV
®
SERIAL NUMBER: _____________
TEST
DESCRIPTION
STEP
#
MEAS.
VALUE
REQUIREMENT
PASS
(P) /
FAIL
(F)
Solenoids
Step position 100, turbine speed 4000 9)A)
ExhPilot solenoid deactivated
(OFF): Pressure at exhalation drive port must =
0 ± 0.1 cmH
2
O
ExhPilot solenoid activated (ON): Pressure at exhalation drive port must
be
≥ 14 cmH
2
O
Step position 100, turbine speed 4000 9)B)
Purge solenoid deactivated (OFF): Pressure at the High & Low flow
transducer ports = 0 cmH
2
O
Purge solenoid activated (ON): Pressure at the High & Low flow
transducer ports
≥ 14 cmH
2
O
PPin and PPout solenoids activated
(ON): 9)C) Pressure at the exhalation drive port
must be
≥ 14 cmH
2
O
Turbine speed 10 9)D)
PPin solenoid deactivated (OFF): Leakage rate must be ≤ 1 cmH
2
O within
one minute
PPP value under the RT XDCR DATA
menu must be ± 0.5 cmH
2
O of the
measured pressure.
PPout solenoid deactivated (OFF): 9)E) Pressure at exhalation drive port must =
0 ± 0.1 cmH
2
O
15 cmH
2
O to high flow transducer port: 9)F)
Apres solenoid activated (ON): AP : 0 cmH
2
O ± 0.5 after activation
FDw : 0 cmH
2
O ± 0.5 after activation
15 cmH
2
O to low & high flow transducer
ports:
Pinch off inlet pressure, purge solenoid
activated for 3 sec., then deactivate.
9)G)
Calculated change in Pressure: FDw display must not change by more
than 0.5 cmH
2
O before and after
activating solenoid
15 cmH
2
O to low & high flow transducer
port:
9)H)
ExhDiffP solenoid deactivated
(OFF):
FDw display must read 0 ± 0.5 cmH
2
O
ExhDiffP solenoid activated (ON): FDw display must read AP ± 0.5 cmH
2
O
15 cmH
2
O to high flow transducer port: 9)I)
Pinch off the input pressure line FDw display must read 15 ± 0.5 cmH
2
O