Semi-Annual Maintenance (Essential) - NuTone GSEH3K Installation Instructions Manual

9. MAINTENANCE
9.1 S - M
EMI ANNUAL AINTENANCE
6.2 For HEPA Filtration, Fresh Air and Heat Recovery model GSHH3K only
Slide out the two core filters (item 1) from the heat recovery core and wash them under hot
water with mild soap.
Remove the dust on the heat recovery core (item 2) using a vacuum cleaner with a soft brush
attachment.
Rinse the core filters thoroughly and let dry before reinstalling them on the heat
recovery core.
Reinstall the heat recovery core in the unit.
NOTE: Make sure the damper spring (1) is still inside the left front port opening before
reinstalling the heat recovery module.
6.3 For HEPA Filtration, Fresh Air and Energy Recovery model GSEH3K only
The energy recovery core cannot be washed with water.
Slide out the two core filters (item 1) from the energy recovery core and wash them under hot water
with mild soap.
Remove the dust on the energy recovery core (item 2) using a vacuum cleaner with a soft brush
attachment.
Rinse the core filters thoroughly and let dry before reinstalling them on the energy recovery
core.
Reinstall the energy recovery core in the unit.
NOTE: Make sure the damper spring (1) is still inside the left front port opening before
reinstalling the energy recovery module.
7. If removed, reinstall the door. Close the latches and turn ON the switch knob to its previous position.
8. Your unit is equipped with a wall controller (ACCGSC1 or 40425). For ACCGSC1, reset the filter maintenance indicator by inserting a
small rod (eg: paper clip end) into the reset filter hole of the wall control. Press lightly until the Filter Maintenance indicator light
turns off. For 40425, to reset the counter and turn the LED off, simultaneoustly press both
(CONT'D)
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ESSENTIAL
CONT D
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CAUTION
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1
VD0091
1) Core filters
2) Heat Recovery Core
1
VD0120
1) Damper spring
1
VD0155
1) Core filters
2) Energy Recovery Core
1
VD0120
1) Damper spring
and buttons for 1 second.
1
2
1
2