Teledyne 6200E - Sulfides Analyzer - Manual (Page 190)

Instrument Maintenance Model 6200E Instruction Manual
190 04740 Rev: A1
Table 9-1: M6200E Preventive Maintenance Schedule
ITEM ACTION FREQUENCY CAL
CHECK
MANUAL
SECTION
DATE PERFORMED
SO2 scrubber Replace As required Yes 9.3.3
H
2
S Æ SO2
Converter Catalyst
Replace As required Yes 9.3.5
1 Particulate filter
Change
particle filter
Weekly No 9.3.1
Verify test
functions
Review and
evaluate
Weekly No Appendix C
Zero/span check
Evaluate
offset and
slope
Weekly --
7.3, 7.6,
7.9
1 Zero/span
calibration
Zero and
span
calibration
Every 3 months --
7.2, 7.4,
7.5, 7.7,
7,8
1 External zero air
scrubber
(optional)
Exchange
chemical
Every 3 months No 9.3.4
1 Perform flow
check
Check Flow Every 6 Months No 11.5.2
1 Sample chamber
optics
Clean
windows and
filters
Annually or as
necessary
Yes 9.3.6
1 Critical flow
orifice & sintered
filters
Replace Annually Yes 9.3.7
Internal IZS
Permeation Tube
Replace Annually YES 9.3.2
Perform
pneumatic leak
check
Verify Leak
Tight
Annually or after
repairs involving
pneumatics
Yes 11.5.1
2 Pump diaphragm Replace
At least Every 2 years
or if PRES is ≥ 33.00
in-Hg-A
Yes
See
instruction
in diaphram
kit
PMT sensor
hardware
calibration
Low-level
hardware
calibration
On PMT/ preamp
changes if
0.7 < SLOPE or
SLOPE >1.3
Yes 11.6.3
1 These Items are required to maintain full warranty, all other items are strongly recommended.
2 A pump rebuild kit is available from Teledyne Analytical Instruments Customer Service including all instructions and required parts (see Appendix B for part