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Cinnaminson
106 mi
2501 RTE 73 South
Cinnaminson, NJ 08077
856-420-7937
Killingly
86 mi
429 Lake Rd
Dayville, CT 06247
860-362-3464
Drive Trainer
/
Automated Manual Transmissions
Automated Manual Transmissions Common Installation Issues
DT#46461
Contamination Issue # 1
Symptom
Decreased engine performance
Shifting erratically
Sticking valves
Excessive heat
Repeat failures
Cause
Contamination caused by not properly flushing the cooler
Preventative Action
Flush the transmission cooler as part of the installation process
Contamination Issue # 2
Symptom
Excessive heat
Premature bearing failure
Oil breakdown
Grinding in high & low
Oil leaking from breather
Cause
Defective cooler Contamination due to not flushing cooler Mixed lubricants Antifreeze or water in heat exchanger leaking into transmission Glyco causes synchro lining to come off
Preventative Action
Flush system prior to installing the remanufactured unit. Utilize a new oil cooler and/or heat exchanger
Flashing the Unit
Symptom
Hard up-shifting and down-shifting
Shifting erratically
Transmission fault code light on
Cause
Failure to perform transmission “relearn” and reset all parameters on newly installed remanufactured
Preventative Action
Perform reflash and address all fault codes prior to putting the vehicle in service.
PTO Interface
Symptom
Hard shifting
Noise
Premature transmission failure
Cause
Improper cleaning of used PTO Failure to use a new PTO reseal kit Failure to set backlash properly (.006-.012)
Preventative Action
Clean PTO inside and outside. Inspect for wear, replace seal. Mount using PTO gasket shims & cooper washers on bolts
Vibration & Leaks
Symptom
Output shaft endplay
Failed output bearing
Vibration & leaking
Cause
End yoke not torqued to correct specification Not using correct torque tool
Preventative Action
Upon install, check for proper torque & worn splines Install a new yoke if necessary Torque to OE specification using proper tool
Lubrication
Symptom
Noise
Excessive heat
Cause
Failure to use approved lubricants Failure to top off lubricants Failure to road test and recheck Mixed fluids in system
Preventative Action
Follow recommended practices Know approved lubricants for all Drive Train components
Driveline & Suspension
Symptom
Vibration
Noise
Grinding
Component failure
Cause
Failure to inspect driveline and suspension components for systems deficiencies
Preventative Action
Perform inspection prior to putting the vehicle in service Practice standard maintenance intervals
Component failures due to vibration - vibration caused by faulty driveline/suspension
Categories
Automatic Transmissions
Manual Transmissions
Automated Manual Transmissions
Differentials
Off-Highway
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