True Fitness 750E Elliptical Trainer User Manual


 
Symptom Probable Cause Corrective Action Recommended Tools
VIBRATION
FROM DRIVE
TRAIN
750E, 750EA
600EA.
Belt Tension
Brake Vibration
Wobbling Pulleys
Shaft Vibrations
Vibrating Bearings
Remove main body cover.
Check poly V- belt for bumps- if bump
exists, replace the belt.
Check for proper belt tension. Belt
should be very tight, grasp belt in the
middle and twist, you should only be
able to twist it 90 degrees.
--------
Pedal.
Very carefully check brake for
vibration, use caution
as the moving
arms cross in front of the brake.
If vibration is found- tighten bolts and
/or replace brake.
--------
Does pulley of either poly V- wheel
wobble? If so then tighten bolts.
If tightening does not resolve- replace
damaged poly-v- wheels.
--------
Check shaft assemblies. Check for
endplay on shaft assemblies.
Check for vibration in shaft assemblies
by applying screwdriver to frame at
shaft bearings.
If vibration is found- replace shaft
assembly.
Caution:
When
checking for vibrations
take care to not get
caught by the pulleys,
belts and moving parts.
--------
Check belt tensioned.
Use screwdriver method to check
bearings on wheel shaft.
Replace tension wheel assembly.
Long handled
screwdriver
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