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5. HRV Maintenance Chart
HRV Maintenance Chart
Unless otherwise recommended by the manufacturer, service your HRV according to the following schedule. If service or maintenance items not specified below are recommended by the manufacturer, write them into the blank spaces provided.
CAUTION! DISCONNECT ELECTRICAL POWER BEFORE SERVICING YOUR HRV.
| Maintenance Required | Recommended | Date Maintenance Performed | |||||
| Clean or replace air filters | Every 1 to 3 months* | ||||||
| Clean or unblock outside hoods and screens | Every 1 to 3 months* | ||||||
| Inspect and clean heat-exchange core | Every 6 months | ||||||
| Inspect and clean condensate drain and pans | Every 6 months | ||||||
| Service and clean fans | Every 3 to 6 months | ||||||
| Adjust dehumidistat controls | Seasonally | ||||||
| Clean grilles and inspect ductwork | Annually | ||||||
| Check defrost system | Annually | ||||||
| General servicing by a qualified contractor | Annually | ||||||
| Balancing Supply airflow Exhaust airflow |
Annually Annually |
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* You may want to alter this schedule to meet your own needs, depending on the severity of your home's indoor and outdoor environments or the manufacturer's recommendations. More frequent servicing may be required if your home is in a location that is dusty, has high traffic flows, etc.
| Contractors | Telephone number |
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Source: Natural Resources Canada (NRCan) - Office of Energy Efficiency