LTV 1150 - Page 283

p/n 18603-001, Rev. C LTV
®
1200/1150 Ventilator Service Manual Page 9-27
LTV
®
1200/1150 SERIAL NUMBER: _____________
TEST
DESCRIPTION
STEP
#
MEAS.
VALUE REQUIREMENT
PASS /
FAIL
Watchdog Test
Watch Dog activated 10)
CHECK: Unit shuts downs then restarts
LTM Compatibility Test
Set COM setting to MONITOR
11)A)
Connect the LTM serial com cable to the
UUT COM PORT
Connect patient circuit and test lung.
11)B)
Display of small LTV icon appears on the
LTM. If the LTV
®
icon is not observed, or
shown only intermittently, then this
condition constitutes a FAIL for the LTM
compatibility test
(LTM with software 1.17 or earlier) A red
exclamation mark is displayed to the right
of the LTV
®
icon. The exclamation mark
may be flashing.
Press the Wave button and select the
Wave screen
11)C) 3 waveforms are displayed
VTE value on LTM is equal to value in
LTV
®
status monitor
Set Low Minute Volume alarm to 99
11)D)
LTM status bar flashes red with the text
“Low Minute Volume” displayed.
Reset Low Minute Volume alarm to
previous value and press Silence Reset
button twice on LTV
®
11)E)
Red “Low Minute Volume” status bar is
removed from LTM
Disconnect LTM serial com cable 11)F)
Flow Valve Leak for I/E Hold
Enter VENT MTNCE
12)A)
Turn on SERVO mode
12)B)
Set step position to 0
12)C)
Measure flow at OUTLET port of LTV
®
12)D) Flow must be less than 1 Lpm