Masimo NomoLine ISA AX+ - Chapter 3: Troubleshooting

NomoLine ISA Service Manual Chapter 2: Maintenance Procedures
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Calibration Gas NomoLine ISA CO
2
ISA AX+ ISA OR+
Philips M1662A
(5% CO
2
, 2% DES, 43%
N
2
O, 50% O
2
)
• Set oxygen level to
"Medium" or "50%"
• Set N
2
O comp. to
"ON"
Set oxygen level to
"Medium" or "50%"
Automatically
set
Test result:
The NomoLine ISA system meets the accuracy specification if the displayed gas readings are
within:
Gas
type:
Allowed tolerance
using:
GE Healthcare REF
755580 (5% CO2 bal
air).
Allowed tolerance using:
GE Healthcare REF 755583
(5% CO2, 2% DES, 33% N2O,
55% O2 bal N2).
Allowed tolerance using:
Philips M1662A (5%
CO2, 2% DES, 43% N2O,
50% O2).
Probe:
ISA
CO2
ISA
AX+
ISA
OR+
ISA
CO2
ISA AX+ ISA OR+
ISA
CO2
ISA
AX+
ISA
OR+
CO
2
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
4.5 -
5.5%
O
2
"----" "----" 20 -
22%
"----" "----" 52 - 58%
"----" "----" 47 -
53%
N
2
0 "----" 0% 0% "----" 29 - 37% 29 - 37% "----" 39 -
47%
39 -
47%
AA/DES AA
"----"
AA
"----"
AA
"----"
AA
"----"
1.6 -
2.4%
DES
1.6 -
2.4%
DES
AA
"----"
1.6 -
2.4%
DES
1.6 -
2.4%
DES
AA AA
"----"
AA
"----"
AA
"----"
AA
"----"
AA "----" AA "----"
AA
"----"
AA
"----"
AA
"----"
If NomoLine ISA CO2 gas span check fails:
Check that the gas compensation settings for "Oxygen" and/or "N
2
O compensation" are set as
shown in the Gas Compensation Settings Table in this section.
Note: O
2
and/or N
2
O concentration level must be set again if the NomoLine ISA CO
2
system is
restarted.
If ISA AX+/OR+ gas span check fails:
Check that the gas compensation settings for "Oxygen" is set as shown in the Gas
Compensation Settings Table in this section.
Note: O
2
concentration level must be set again if the ISA AX+ system is restarted.