Star Trac 637-1017 전단
Pro Stepper Service Manual
Pro Stepper 637-1017 Rev B
3
Quarterly Maintenance
Perform all the steps in weekly and monthly maintenance plus the following services each month,
or as needed:
Remove the return springs form the chains:
or as needed:
Remove the return springs form the chains:
•
Raise and lower the pedal arms and inspect for smoothness. Binding or excessive
looseness might indicate a worn bushing.
looseness might indicate a worn bushing.
•
Rotate the clutch sprocket and inspect for smoothness. As you rotate the clutch towards
the pedals it will turn the drive belt but as you turn the clutch towards the drive belt it will
spin freely and will not turn the drive belt.
the pedals it will turn the drive belt but as you turn the clutch towards the drive belt it will
spin freely and will not turn the drive belt.
•
Inspect the chain pulleys by spinning them.
a. If they spin freely they are ok
b. If they bind check for areas that bind and adjust or replace as needed.
b. If they bind check for areas that bind and adjust or replace as needed.
•
Inspect the chains and springs for wear.
a. Frozen links will require a chain replacement.
•
Lubricate the chain with white lithium grease.
•
Rotate the clutch sprockets 180 degrees from the original position and reassemble the
springs and chain back onto the sprockets.
springs and chain back onto the sprockets.
Preventive Maintenance – Cont’d