If you are required to comply with operating limits by §63.3321, you must comply with the applicable operating limits in the following table:

Open Table
For the following device: You must meet the following operating limit: And you must demonstrate continuous compliance with operating limits by:
1. Thermal oxidizer a. The average combustion temperature in any 3-hour period must not fall below the combustion temperature limit established according to §63.3360(e)(3)(i) i. Collecting the combustion temperature data according to §63.3350(e)(9);
ii. Reducing the data to 3-hour block averages; and
iii. Maintain the 3-hour average combustion temperature at or above the temperature limit.
2. Catalytic oxidizer a. The average temperature at the inlet to the catalyst bed in any 3-hour period must not fall below the combustion temperature limit established according to §63.3360(e)(3)(ii) i. Collecting the catalyst bed inlet temperature data according to §63.3350(e)(9);
ii. Reducing the data to 3-hour block averages; and
iii. Maintain the 3-hour average catalyst bed inlet temperature at or above the temperature limit.
    b. The temperature rise across the catalyst bed must not fall below the limit established according to §63.3360(e)(3)(ii) i. Collecting the catalyst bed inlet and outlet temperature data according to §63.3350(e)(9);
ii. Reducing the data to 3-hour block averages; and
iii. Maintain the 3-hour average temperature rise across the catalyst bed at or above the limit.
3. Emission capture system Submit monitoring plan to the Administrator that identifies operating parameters to be monitored according to §63.3350(f) Conduct monitoring according to the plan (§63.3350(f)(3)).

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