Procedure 7.8 - Replacing An Input Drive Assembly - Precor 5.25 Service Manual

Procedure 7.8
Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch
points exist between the stairarm and ramp and between the stairarm and crankarm, when the
rear covers are removed.
Procedure
Note: The input drive assembly consists of the input pulley assembly and eddy current disk
assembly.
1. Set the on/off switch in the "off" position, then unplug the power cord from the wall outlet.
WARNING
Before continuing with this procedure, review the Warning and Caution statements listed in
Section One, Things You Should Know.
2. Remove the top, left and right cover sections as described in Procedure 7.1.
3. Remove the stairarm assemblies as described in Procedure 7.17?.
4. Remove the crankarm assemblies as described in Procedure 7.6.
5. Mark the current position of the step up belt tension bolts and the position of the idler pulley
mounting bolt in its adjustment slot with a pen or white out. This will enable you to recreate
the existing tension settings later in this procedure. See Diagram 5.3. Remove tension from
the drive belts and remove the pillow block bearings per Procedure 7.7.
6. Slide the step up and input belts off of the input drive assembly and remove the input drive
assembly from the EFX. (See Diagrams 7.6).
Diagram 7.6 - Eddy Current Disk
Eddy Current
Disk
- Replacing an Input Drive Assembly
Pillow Block
Bearing
Crankarm