Delta C1000 Operation And Installation Manual page 72

3. Loosen the filter.
1. At least 3 months for replacement of the new vent filters is recommended.
2. We recommend inspecting the vent filters each month, clean or replacement if
necessary.
3. If the vent filters haven't been replaced for a long time, poor heat dissipation may
result in the damage of cooling fans.
Figure 7-7 : Loosening the Air Filter
NOTE
72
Maintenance