13-8-620 Page 41
SYMPTOM
POSSIBLE CAUSE
REMEDY
High discharge air
temperature
1.
Dirty or clogged cooler
face.
1. Clean
cooler.
2.
Insufficient cooling air
flow.
2. Provide
unrestricted
supply of cooling air.
3.
Clogged oil filter or cooler
(interior).
3.
Replace filter or clean
cooler.
4.
Low compressor oil.
4.
Add oil to proper level.
5.
Thermostatic
mixing
valve
stuck open
5.
Repair or replace valve.
Excessive Oil
Consumption
1. Oil
carryover
through
lines.
1.
See “Oil Carryover,” in this
section.
2.
Oil leaks at all fittings and
gaskets.
2.
Tighten or replace fittings
or gasket.
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 Champion RotorLub
4000 or 8000 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.
DANGER
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
Summary of Contents for CHAMPION ROTORCHAMP EFB99B
Page 9: ...13 8 620 Page 2 13 8 620 Page 2 300EFB797 A Ref Drawing Figure 1 2 COMPRESSOR ILLUSTRATION...
Page 12: ...13 8 620 Page 5 DECALS 206EAQ077 212EAQ077 218EAQ077 211EAQ077 207EAQ077...
Page 13: ...13 8 620 Page 6 DECALS 216EAQ077 217EAQ077 222EAQ077 221EAQ077 208EAQ077...
Page 30: ...13 8 620 Page 23 Figure 4 3 WIRING DIAGRAM 300EFB542 D Ref Drawing...
