True Fitness 750EA, 600EA manual Vibration From Drive, Train

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Symptom

Probable Cause

 

Corrective Action

Recommended Tools

 

 

 

 

 

 

VIBRATION

 

 

 

 

 

FROM DRIVE

Belt Tension

Remove main body cover.

Long handled

TRAIN

 

Check poly V- belt for bumps- if bump

screwdriver

750E, 750EA

 

 

exists, replace the belt.

 

600EA.

 

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.

 

 

 

 

--------

 

 

 

Brake Vibration

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.

 

 

 

 

--------

 

 

 

Wobbling Pulleys

Does pulley of either poly V- wheel

 

 

 

 

 

 

 

wobble? If so then tighten bolts.

 

 

 

If tightening does not resolve- replace

 

 

 

 

damaged poly-v- wheels.

 

 

 

 

--------

 

 

 

Shaft Vibrations

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.

 

 

 

 

 

 

 

 

 

 

 

--------

 

 

 

Vibrating Bearings

Check belt tensioned.

 

 

 

Use screwdriver method to check

 

 

 

 

bearings on wheel shaft.

 

 

 

Replace tension wheel assembly.

 

 

 

 

 

 

 

Support Services 800-883-8783

Mon-Fri 8:30am-5:00pm Central Time Zone

Fax: 636-272-7148

 

 

 

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Contents Revision 9/2004 True Fitness Service Manual Elliptical TrainersRecommended Tool List Start RPM To Enter Diagnostic Mode Console / Display OutputSymptom Guide No Resistance Heavy Resistance Page No Contact Heart Rate 750E, 750EA Dirty Sensors Console Set Wiring Wire Connections600EA No Polar Heart RateControl Panel Train Vibration From DrivePedaling KnockingCrank and Shaft RhythmSymptom Probable Cause Corrective Action Recommended Tools Enter DA resistance test mode. Page SG-1 Resistance MalfunctionNo Display 600EA Power Issues Control Panel Power Supply CablesNo Speed Reading 600EA Console Assembly RPM Sensor Defective ECB Control BoardWiring Diagrams True TAE Wiring Diagram True TAE Wiring Diagram True TE Wiring Diagram True Armed Elliptical 600B True TAE Parts Diagram TAE 600B Wheel Assy MVG ARM True Armed Elliptical True TAE Parts Diagram TAE CABLE-REMOTE Switchlh Console END True Elliptical True TE Parts Diagram TE 750 Prior to Serial # Side COVER-LEFT Front True TE TE 750 After Serial # 00-EL2253L MOUNT-CONTROL Board Page True Fitness Removal Replacement Removal and Replacement Step Remove Belt Wheel Lift belt wheel assembly from bearing Fixtures Remove Brake Step Remove brackets to free belt Remove Brake Brackets & Belt Remove Belt & Tensioner Assembly Remove Small Poly-V Pulley Step Remove Crank & .235 Diameter Poly-V Pulley Step Remove Hub Assemblies