| VF, DHT, AES Series Manual
Refrigerated Air Dryer User Manual
20
•
Clean the condenser coils of accumulated dust and dirt with
a soft brush and/or with air pressure from a compressed
air nozzle (maximum 100 psig).
•
Check the gauge readings for optimum system operation.
• Check oil removal filter (coalescer) indicator (if applicable);
if it is red, replace the filter.
6.3 Filter Element Replacement
1. Depressurize the air system to release the compressed air
from the air dryer.
2. Remove the filter bowl by turning the bowl 1/4 turn counter
clockwise, be sure the O-ring is in place on the top half of
the oil filter housing and that the O-ring seats properly. Air
leaks may occur if the O-ring is not secured (important).
3. The same procedure applies when removing the filter
separator for changing the element (if applicable).
NOTICE
Shutting down the air compressor will not depressurize
the air dryer unit. Close air line valves before and after
dryer and then depressurize unit. Depressurize dryer
by pushing the test button on the dryer system drain
until there is no more pressure in the dryer system.
Summary of Contents for AES Series
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