1310 3011 65 25
Problem Possible faults Corrective actions
14. Excessive compressor
oil consumption. Oil
mist being discharged
from air outlet valve (5-
fig. 4.2).
a. Restrictor in oil scavenging line
clogged,
b. Oil separator element (OS)
defective.
c. Oil level too high.
a. Dismount, clean and refit restrictor;
b. Replace element.
c. Check for overfilling. Release
pressure and drain oil to correct
level.
15. Compressor shuts down
through a shut-down
switch.
a. Alternator V-belt broken or slipping,
b. Compressor overheating.
c. Engine oil pressure too low.
d. Engine temperature too high
a. Re-tense or replace V-belt.
b. See condition 17.
c. Check engine lubricating system.
d. Check engine cooling; see engine
operation manual
16. Air and oil expelled from
air filter after stopping.
a. Unloader valve defective,
b. Wrong oil type with no foam-
retarding additives.
a. Repair valve.
b. Consult Atlas Copco.
17. Compressor
overheating,
a. Insufficient compressor cooling,
b. Oil cooler (OC) clogged externally.
c. Oil system clogged internally.
d. Oil level too low.
e. Cooling fan (F) defective.
f. Oil separator element clogged.
g. Oil filter clogged.
h. Broken fan belt.
a. Relocate compressor for adequate
ventilation.
b. Clean cooler; see section 4.6.
c. Consult Atlas Copco.
d. See section 4.4.
e. Replace fan.
f. Replace oil separator.
g. Replace oil filter.
h. Replace.
To Next Page
Loading...
