Idiomas disponibles
Idiomas disponibles
EN
PROBLEM
POSSIBLE CAUSE
Air leaks in air discharge piping.
Pressure switch differential too narrow.
Excessive starting and
stopping
Leaking check valve or check valve seat blown
out.
Excessive condensate in receiver tank.
Clogged or dirty inlet and/or discharge line filter. Clean or replace.
Lubricant viscosity too low.
Detergent type lubricant being used.
Piston rings damaged or worn (broken, rough or
scratched). Excessive end gap or side clearance.
Piston rings not seated, are stuck in grooves or
High oil consumption
end gaps not staggered.
Cylinder(s) or piston(s) scratched, worn or
scored.
Connecting rod, piston pin or crankpin bearings
worn or scored.
Crankshaft seal worn or crankshaft scored.
Worn cylinder finish.
Loose beltwheel or motor pulley, excessive end
play in motor shaft or loose drive belts.
Compressor valves leaky, broken, carbonized or
loose.
Carbon build-up on top of piston(s).
Knocking or rattling
Cylinder(s) or piston(s) scratched, worn or
scored.
Connecting rod, piston pin or crankpin bearings
worn or scored.
Defective ball bearings on crankshaft or motor
shaft.
Improper line voltage.
Wiring or electric service panel too small.
Lights flicker or dim
Poor contact on motor terminals or starter
when running
connections.
Improper starter overload heaters.
Poor power regulation (unbalanced line).
Moisture in crankcase
Detergent type lubricant being used.
or "milky" appearance
Extremely light duty cycles.
in petroleum lubricant
Unit located in damp or humid location.
or rusting in cylinders
EN-10
POSSIBLE SOLUTION
Check tubing and connections.
Adjust pressure switch to increase differential, if differential
adjustment is provided. Install pressure switch with
differential adjustment feature if differential adjustment is
desired.
Replace check valve.
Drain receiver tank with manual drain valve.
Drain existing lubricant and refill with proper lubricant.
Drain existing lubricant and refill with proper lubricant.
Install ring kit.
Adjust piston rings.
Repair or replace as required.
Inspect all. Repair or replace as required.
Replace seal or crankshaft assembly.
Deglaze cylinder with 180 grit flex-hone.
Check beltwheel, motor pulley, crankshaft, drive belt tension
and alignment. Repair or replace as required.
Inspect valves. Clean or replace as required. Install valve kit.
Clean piston(s). Repair or replace as required.
Repair or replace as required.
Inspect all. Repair or replace as required.
Inspect bearings and replace crankshaft assembly if
required.
Check line voltage and upgrade lines as required. Contact
electrician.
Install properly sized wire or service box. Contact electrician.
Ensure good contact on motor terminals or starter
connections.
Install proper starter overload heaters. Contact electrician.
Contact power company.
Drain existing lubricant and refill with proper lubricant.
Run unit for longer duty cycles.
Relocate unit.
80444425 Rev. D
