Difference between revisions of "User:NoreenMolloy"
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| − | + | The senior level technician certification is open to candidates with two NATE specialty certifications. Improper filter maintenance by not keeping it cleaned can cause dirt and debris to bypass the filter and block air flow through the coil. | |
Revision as of 18:33, 26 December 2018
The senior level technician certification is open to candidates with two NATE specialty certifications. Improper filter maintenance by not keeping it cleaned can cause dirt and debris to bypass the filter and block air flow through the coil.