TROUBLESHOOTING
CHAPTER
B
Star
Trac recommends that you refer your questions about your
§TAR
TRAC
4500
TREADMILL
operation and suspected malfunctions
to
Star
Trac's
Service Hotline at
(800) 503-1221, or USA 1-714-669-1660. However, you may wish
to
investigate error messages
that appear on the Alphanumeric Display.
You
may
do
so by reviewing the information in
this section.
KEY DN: This error generally occurs when a key other than
~,m,
or
ISTOj:l]
is held pressed
while the
ON/OFF
switch
is
moved to ON.
It
may also happen
if
a key becomes stuck. When you
see KEY DN: Move ON/OFF switch to
OFF;
wait 2 seconds; move
ON/OFF
switch to ON. The
treadmill should be operational again. Notify Star Trac
if
additional assistance
is
needed.
NO STO: This error generally occurs when the Stop Switch
is
not connected tightly to the circuit
board
of
the Display Control Panel.
It
may also happen
if
the circuitry associated with the switch
develops a fault. When you see NO STO: Move ON/OFF switch to
OFF;
wait 2 seconds; move
ON/OFF
switch
to
ON. Notify Star Trac
if
additional assistance
is
needed.
NO
RPM
and
SP
eNG:
These errors generally occur when the running belt speed sensor is
disconnected, faulty, or misaligned relative
to
the revolutions-per-minute (RPM) sensor
of
the
motor. They may also happen
if
the speed sensor cable is damaged or
if
the Motor Control Board
(MCB) is misadjusted or faulty. When you see NO RPM or SP CNG: Move
ON/OFF
switch to
OFF;
wait 2 seconds; tum ON/OFF switch to ON. Notify Star Trac
if
additional assistance is
needed.
EL
STL,
EL
RNG,
EL
LOST
and
EL
NOZ: These errors generally occur when the elevation
(incline) potentiometer
is
faulty or out oflimits, orthe elevationmotor is disconnected orreceiving
low power. They may also happen
if
the Motor Control Board (MCB) is faulty or the motor gears
are stripped. They are usually accompanied by failure
of
the treadmill to rise from an elevation
other than maximum (or descend from
an
elevation other than minimum), with attendant beep
indication, when
D(or [D)
is
pressed. When you see El STL, EL RNG, EL LOST, or EL NOZ:
1.
Move
ON/OFF
switch
to
OFF; press and hold mwhile moving
ON/OFF
switch to ON;
release
ml
See Motor Test Mode.
§TAR
TRAC
4500
TREADMILL
Owner's
Manual
fi9
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