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6
3.0 MAINTENANCE
3.1 Daily
A. Check separator daily to be sure automatic drain is dis-
charging.
3.2 Weekly
A. Blow down separator weekly by pushing test button on
control panel.
3.3 Monthly
A. Condenser coil
1. Air-cooled - clean off accumulated dust and dirt
monthly or as necessary in dirty environments.
2. Water-cooled - clean strainer monthly, more often if
required. Shut off water, remove small plug to relieve
pressure, then remove large plug to remove strainer.
Clean strainer and replace.
3.4 Annually
NOTE:
Prepackaged maintenance kits are available that
include all necessary filter and timed drain valve components.
Maintain maximum performance and efficiency with Genuine
Parts. See page 19 for ordering information.
A. Rebuild drain mechanism annually.
B. Moisture Separator/Oil Removal Filter
1.
Replace filter element annually, or when pressure drop
across dryer is excessive.
When removing liquids at rated flow conditions, an
increase in pressure drop will occur as the separator/
filter elements become loaded with solid particles.
2. Procedure for Separator / Filter Element Replacement
THIS FILTER IS A PRESSURE
CONTAINING DEVICE. DEPRESSURIZE BEFORE
SERVICING.
a) Isolate dryer (close inlet and outlet valves if in
-
stalled) or shut off air supply.
b) Remove front panel and depressurize filter by
slowly opening manual drain by-pass valve.
c) Disconnect drain line from bottom of separator.
d) Disassemble filter housing.
1) For all models - remove the filter bowl,
unscrewing it from the filter head by hand or
strap wrench.
e) Clean filter bowl.
D
D
Separator Bowl Insulation
Drain Assembly
Pipe Union
Separator Element
Replacement Sleeve
Separator Element Nut
Separator Element Bottom Cap
Air Inlet
Air Outlet
Separator Bowl O-Ring
Separator Element O-Rings
Separator Head
Separator Bowl
f) Remove and replace complete element.
1) Unscrew the old filter element and discard.
Also, discard the small o-ring that seals the filter
to the filter assembly head.
g) Install new filter element and bowl with new o-rings
properly seated to head or bowl (dependent upon
dryer size).
h) Connect drain line and replace panel.
i) Repressurize dryer and resume operation.