14
7.0
MAINTENANCE
• Warn the user of the necessity to rebalance the system following a
major house renovation or following the installation of any extra registers.
• Make sure the user understands how to use the controls as described
in the user manual.
FOUR TIMES A YEAR:
• Inspect the intake hood, and clean if needed.
• Clean the filters.
• Clean the interior of the cabinet, and clean the door.
• Clean the condensation tray, and inspect the drain tubing.
ONCE A YEAR:
• Clean the heat recovery core.
• Clean the blades of the blower wheels if needed.
Member of Home
Ventilating Institute
division of AMCA
• Review with the user the steps required for regular maintenance of his/her
ventilation system. These steps are described in detail in the user manual:
• HVI, “Installation Manual for Heat Recovery Ventilators”, 1987 edition.
• ASRHAE 1984 Systems Handbook, chapter 11, “Air Distribution Design
for Small Heating and Cooling Systems”.
CAUTION
Do not oil the motor. It is permanently lubricated.
WARNING
Risk of electrical shocks. Before performing any maintenance
or servicing, always disconnect the unit from its power source.