Life Fitness 9500 Series Service Manual page 17

Life Fitness Model 9500 Series HR and Telemetry Equipped Treadmills
TROUBLESHOOTING GUIDE
Symptom: Heart Rate System Does Not Respond, Erratic Heart Rate Reading
Malfunction
Heart Rate System does not
respond or improper heart
rate reading or "Reading
Heart Rate" appears in the
message center for more
than 2 minutes without
giving heart rate reading.
Display reads a continuous
heart rate reading when
hands are removed.
10
Probable Cause
Dirty handlebar sensors.
Inadequate contact with all four
sensors.
User running over 4.5 mph
(7.25kph).
User may have an unusual
heart condition.
Older software revision on
heart rate sensor board.
Loose connections at console
and handlebar.
Faulty display console.
Faulty handlebar.
Sweat trails or cleaner residue
will cause misreadings.
Harness wires pinched at
handrail.
Corrective Action
Wipe sensors with a clean soft cloth.
Verify a firm grip of all four sensors (2 on
top, 2 on bottom of handlebar).
For accurate heart rate reading, user
must slow down to less than 4.5 mph
(7.5kph).
Have different people grasp sensors to
detect any variance.
Enter into DIAGNOSTIC menu to attain
software revision. Enter into Execute
Viewing of Usage Statistics.
Secure connections at console and
handlebar.
Replace entire display console.
Swap handlebar with known working
machine. Replace handlebar if
necessary.
Clean sensor with water and a clean soft
cloth to remove salt and oils.
± Replace handlebar if the wires are
damaged.
.
Call Life Fitness
Customer Support Services
1-847-451-0036 or 1-800-351-3737