Inspecting The Air Filter; Inspecting The Damper Servomotor - Lennox @DNOVA THND 045 Installation, Operating And Maintenance Manual

8.3

Inspecting the air filter

1. Remove the panel above the condenser fan to access the damper and air filter compartment.
2. Pull out the air filter.
3. Check the condition of the filter and replace it if necessary
8.4

Inspecting the damper servomotor

1. Remove the panel above the condenser fan
2. Remove the damper fastening screws (see fig. below)
3. Pull out the entire damper section to access the servomotor
@DNOVA THN_R410A-IOM-1506-E - 19 -