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3.0 MAINTENANCE
3.1 Monthly
A. Air-Cooled: Clean refrigerant condenser. Blow the fins
of the condenser clean with compressed air, if necessary,
remove heavier soiling with a suitable cleansing agent.
B. Water-cooled - clean strainer monthly, more often if
required. Shut off water, remove small plug to relieve pres-
sure, then remove large plug to remove strainer. Clean
strainer and replace.
C. Check the condensate drains by pressing the Drain Test
button on the control panel (see page 5 for description and
location). Visually check to assess whether condensate is
separated and discharged.
D. Check the dew point temperature on the control panel.
E. Check the inlet compressed air temperature and the ambi-
ent temperature (or inlet cooling water temperature) to
assure they are within the operational limits.
Ref: 3.2, C, 2, e through h
3.2 Annual Maintenance
A. Check all terminals in the switchgear cabinet and tighten
them up if necessary.
Check to be sure the unit is de-energized.
B. Maintenance/Cleaning of the condensate drain.
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Check to be sure the unit is depressurized
and de-energized.
Maintenance recommendation:
1. Remove two pan head screws [1] and lift off conden-
sate drain. The elbow adapter stays in place.
2. Disconnect discharge hose [2].
3. Turn the 6 pan head screws [3] until heads are level
with the outer edge and take off diaphragm seat [4].
4. Replace wearing parts. (All necessary service parts
can be ordered in a service kit – See Parts List.)
5. Reassemble condensate drain unit in reverse order.
C. Replace the filter cartridges in the filter. (All necessary
service parts can be ordered in a service kit – See Parts
List.)
1. When to replace the Separator/Filters.
Replace filter element when pressure drop across
dryer is excessive or annually.
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