6 - 4
99906549 rev 00 (JANUARY-2020)
SECTION 6: TROUBLESHOOTING
IOWA MOLD TOOLING CO., INC.
(641) 923-3711
CAS40PL, CAS40PL-CW, CAS40PLE, CAS40PLE-CW
6.2 TROUBLESHOOTING
GUIDE
MALFUNCTION/FAULT
POSSIBLE CAUSE
CORRECTIVE ACTION
Oil in discharge air (continued)
Restricted crankcase breather
Clean or replace breather.
Worn piston rings
Replace rings.
Piston rings incorrectly installed
Reinstall.
Worn or scored cylinder
Replace cylinder and rings.
Knocking sound from compressor
Crankcase oil level low
Check; re
fi
ll to correct level (
Section 5.4.3
).
Worn main bearing
Replace bearings and/or shaft.
Worn connecting rod
Replace connecting rod.
Excessive crank case end movement
Replace crank shaft bearings.
Piston contacting piston plate
Inspect, repair, replace valves and piston.
Worn piston wrist pin
Replace piston and pin.
Summary of Contents for CAS40PL
Page 2: ...BLANK PAGE...
Page 81: ...BLANK PAGE...