Case 580SR Service Manual page 332

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266
PROBLEM
Low clutch pressure
Low charging pump output
Overheating
Noisy converter
Lack of power
SECTION 21 - TRANSMISSION
CAUSE
Low oil level
Clutch pressure regulating valve
stuck open
Faulty charging pump
Broken or worn clutch shaft or
piston sealing rings
Low oil level
Suction filter plugged
Defective charging pump
Worn oil sealing rings
Worn charging pump
Low oil level
Dirty oil cooler
Restriction in cooler lines
Worn charging pump
Worn or damaged bearings
Too low engine rpm. The
converter stalls
See "Overheating" and make
same checks
CORRECTION
Fill to proper level.
Clean valve spool and housing.
Replace the pump.
Replace seal rings.
Fill to proper level.
Clean the pump section.
Replace the pump.
Remove, disassemble and
reassemble the converter.
Replace.
Fill to proper level.
Clean the cooler.
Replace cooler lines.
Replace.
A complete disassembly will be
necessary to determine which
bearing is faulty.
Adjust the engine governor.
Make corrections as explained in
"Overheating".
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