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BENCH HEAT
SHUTDOWN
Temperature control of
the Optical bench cannot
be maintained at its
48
o
C set point
Check Optical Bench
heater and thermistor as
described in Section 9.10
SAMPLE PRESSURE
WARNING
The Sample Pressure is
less than 15"Hg or is
greater than 35"Hg
Check for pressure
transducer problems as
described in Sect 10.6.5
and Sect 10.6.1
SAMPLE FLOW
WARNING
The sample flow is less
than 500 cc/min or
greater than 1000
cc/min.
Check for pneumatic
system problems as
described in Section
10.6.1 Check for flow
transducer problems as
described in Sect 10.6.5
BOX TEMP
WARNING
The inside chassis temp
is less than 10
o
C or is
greater than 50
o
C
See Section 10.6.2
SAMPLE TEMP
WARNING
The Sample
Temperature is less than
10
o
C or is greater than
50
o
C
See Section 10.6.2
CANNOT DYN ZERO An offset of more than
+
5 ppm would be
required to Zero adjust
the analyzer
See Section 10.5.5
CANNOT DYN SPAN A slope of less than 0.5
or greater than 2.0 would
be required to Span
adjust the analyzer
See Section 10.5.6
V/F NOT
INSTALLED
The CPU is unable to
communicate with the
V/F Board
Check and re-seat CPU
and V/F board. See
Sect. 10.6.3
SYSTEM RESET A power Off-On cycle
has occurred
None required
RAM INITIALIZED Dynamic memory has
been re-initialized in
response to the
installation of a new
PROM or memory chip
None required
TABLE 10.1
P/N 02163G1 Teledyne API Model 300 CO Analyzer Instruction Manual - Page 86