Summary Of Quality Assurance Checks; Table 7-14: Activitym - Teledyne 6400A Instruction Manual

Sulfur dioxide analyzer
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TAI Model 6400A SO

7.8.8 Summary of Quality Assurance Checks

The following items should be checked on a regularly scheduled basis to assure high quality data
from the 6400A. See Table 7-14 for a summary of activities also the QA Handbook should be
checked for specific procedures.
Table 7-14: Activity Matrix
Characteristic
Shelter temperature
Sample introduction
system
Recorder
Analyzer operational
settings
Analyzer operational
check
Precision check
Analyzer Operator Manual, 02164, Rev. G
2
Acceptance limits
Mean temperature
o
between 22
C and
o
o
o
28
C (72
and 82
F),
daily fluctuations
not greater than
o
±2
C
No moisture, foreign
material, leaks,
obstructions; sample
line connected to
manifold
1. Adequate ink &
paper
2. Legible ink traces
3. Correct chart
speed and range
4. Correct time
1. TEST
measurements at
nominal values
2. 2. 6400A in
SAMPLE mode
Zero and span within
tolerance limits as
described in Subsec.
9.1.3 of Sec. 2.0.9
(Q.A. Handbook)
Assess precision as
described in Sec.
2.0.8 and Subsec.
3.4.3 (Ibid.)
7-21
Frequency and method
of measurement
Check thermograph
chart weekly for
variations greater than
o
o
±2
C (4
F)
Weekly visual inspection
Weekly visual inspection
Weekly visual inspection
Level 1 zero/span every
2 weeks; Level 2
between Level 1 checks
at frequency desired
analyzer by user
Every 2 weeks, Subsec.
3.4.3 (Ibid.)
Action if requirements
are not met
1. Mark strip chart for
the affected time
period
2. Repair or adjust
temperature control
Clean, repair, or replace
as needed
1. Replenish ink and
paper supply
2. Adjust time to agree
with clock; note on
chart
Adjust or repair as
needed
1. Find source of error
and repair
2. After corrective
action, re-calibrate
analyzer
Calc, report precision,
Sec. 2.0.8 (Ibid.)

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