Rev 2.3 July 17, 2017
22
Diffusers and Ductwork
Clean the diffusers with soap and water when they are dusty or otherwise noticeably dirty.
Exhaust diffusers require more frequent cleaning than supply diffusers.
ANNUAL SERVICING
Your H/ERV should undergo annual general servicing by an accredited contractor. This
servicing should include the following:
The six maintenance items above.
A general check for proper operation. Controls and electrical connections should be
inspected.
Verification that intake and exhaust airflows are properly balanced.
Re-balancing as necessary.
Summary of Contents for NU0103
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