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To maintain the desired accuracy, we recommend you to perform periodical maintenance and inspection,
referring to Table 7 － 1.
Light axis adjustment
Zero calibration
Span calibration
Replacement of O-ring and
packing
LCD replacement
To operate the instrument properly and keep it in favorable operation status, it is essential to perform
maintenance and inspection periodically.
Note that the Table 7 － 2 provides the guideline for maintenance items and intervals, assuming standard gas,
operation, and installation environment. Only qualified personnel who have been trained by Fuji Electric
should perform maintenance works.
Do not extend the cycle of replacement parts.
Note that any troubles resulting from failure to replace parts or perform maintenance periodically are not in-
cluded in warranty.
Control unit
Check that no error or alarm is dis-
played.
Receiver/
Check that the mounting flange is se-
transmitter unit
curely fixed to the stack and there is no
vibration.
Receiver/
Zero calibration
transmitter unit
Receiver/
Span calibration
transmitter unit
Receiver/
Replacement of O-ring and packing
transmitter unit
Receiver/
Light axis adjustment
transmitter unit
Receiver/
Check of air purge flow rate
transmitter unit
7. MAINTENANCE
7.1 Maintenance list
Table 7－1
6-month
✓
✓
✓
7.2 Maintenance procedure
Table 7－2
↓
↓
↓
↓
↓
↓
- 92 -
Maintenance cycle
1-year
✓
Maintenance cycle
6 months
3-year
✓
Page
1 year
P.42
P.46
P.93
INZ-TN8ZSS-E
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