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13-21-602 Page 75
SYMPTOM
POSSIBLE CAUSE
REMEDY
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.
NOTICE
Gardner Denver factory remanufactured replacement compressor airend units
are available from your authorized distributor, on an exchange basis, for all
rotary screw compressor units.
Summary of Contents for EAQ99T
Page 13: ...13 21 602 Page 12 Figure 1 6 AIR OIL FLOW DIAGRAM 202EDM797 Ref Drawing...
Page 45: ...13 21 602 Page 44 Figure 4 14 WIRING DIAGRAM WYE DELTA 328EAQ546 A Ref Drawing Page 1 of 2...
Page 46: ...13 21 602 Page 45 328EAQ546 A Ref Drawing Page 2 of 2...
Page 47: ...13 21 602 Page 46 Figure 4 15 WIRING DIAGRAM LESS STARTER 330EAQ546 A Ref Drawing Page 1 of 2...
Page 48: ...13 21 602 Page 47 330EAQ546 A Ref Drawing Page 2 of 2...
Page 52: ...13 21 602 Page 51 Figure 5 3 FLOW DIAGRAM AIR OIL SYSTEM 203EDM797 A Ref Drawing...
Page 77: ......