There is no filter on the condenser side on the ACSC; do I need to clean the coil?

Issue:
There is no filter on the condenser side; do I need to clean the coil?
 
Product line:
ACSC100, ACSC101
 
Environment:
InRow Cooling
 
Cause:
 
Resolution:
Generally the condenser coil should not need cleaning. Fine dust may accumulate on the coil over time; however, this should not cause operational problems. The customer may elect to gently vacuum the coil annually.