TROUBLESHOOTING TROUBLESHOOTING CHARTS

Noisy Transmission

Probable CauseRemedy

a.Low oil levela.Fill to correct level.

b.Wrong oil usedb.Drain and refill with correct oil.

c.Mismatched carrier ratiosc.Install correct matched gearing.

d.Resonating (ringing) driveshaftd.Install suitable dampening material, then high-speed balance the driveshaft.

e.Side-mounted PTO mounted too loose or too tighte.Reinstall PTO correctly.

f.Loose bell housing to flywheel housing capscrewsf.Install new capscrews using Loctite® g.Incorrect clutch-driven discs usedg.Install correct clutch-driven discs. h.Gears worn, chipped, rough, crackedh.Replace gears. i.Bearings worn, cracked, corroded, galled, etc.i.Replace bearings. j.Improperly adjusted fifth/sixth eccentric pin (SB-323-004)j.Adjust properly. k.Driveline angles (air bags deflated)k.Correct driveline angles (allow air bags to fill).

Hard Shifting

Probable CauseRemedy

a.Incorrect driving practicesa.Train driver in correct driving practices.

b.Low oil levelb.Fill to correct level.

c.Improperly adjusted clutch, clutch linkage, clutch brake or shift linkage c.Adjust properly.

d.Wrong oil usedd.Drain and refill with correct oil.

e.Remote shift linkage not lubricatede.Clean and lubricate.

f.Shift lever binding or interferencef.Relieve binding or interference.

g.Poppet balls binding in their holesg.Clean holes and balls.

h.Loose setscrews in shifters or shift forksh.Tighten to correct torque.

i.Worn spigot bearingi.Replace bearing.

j.Clutch brake tangs brokenj.Replace clutch brake.

k.Clutch discs worn into main drive pinion shaft splinesk.Replace clutch discs and main drive pinion.

l.Mainshaft snap ring or thrust washer failurel.Replace snap rings or thrust washers.

m.PTO engagedm.Disengage PTO.

n.Improperly adjusted third/fourth eccentric pin (SB-323-004) n.Adjust properly.