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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.
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• 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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