13-20-604 Page 56
3. Shaft seal leaking. 3. Replace shaft seal.
Oil carryover
1. Overfilling the reservoir. 1. Drain excess oil from
system.
2. Clogged, broken or loose
oil return lines.
2. Tighten or replace faulty
lines.
3. Ruptured oil separator
element.
3. Replace element.
4. Loose assembly. 4. Tighten all fittings and
gaskets.
5. Foam caused by use of
incorrect oil.
5. Use Gardner Denver
AEON 2000, 4000 or
9000SP lubricating
coolant.
6. Inoperative minimum
pressure valve.
6. Replace seals in valve.
7. Operation at elevated
discharge temperatures.
7. Reduce temperature. See
“High Discharge Air
Temperature”, this
section.
8. Scavenge line check valve
failure.
8. Replace check valve.
9. Water condensate in oil. 9. Check oil reservoir
temperature and if low,
change thermal mixing
valve element to higher
temperature.
Air/oil under pressure will cause severe personal injury or death. Shut down
compressor, relieve system of all pressure, disconnect, lockout and tagout
power supply to the starter before removing valves, caps, plugs, fittings, bolts
and filters
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