Auto Meter 6013 - Manual (Page 48)

Chapter 6. Troubleshooting
42 Race Dash Users Guide
Symptom Possible Cause Remedy Notes
System configured
with wrong number
of targets per wheel
revolution Reconfigure the
system with
correct values Displayed speed
value too high or
too low by a
constant %-age
amount.
System configured
with wrong wheel
circumference. Typical wheel
circumference for a
car is 70” or 35” for a
kart
Faulty sensor
and/or wiring Check sensor
indicator for
correct operation
Incorrect sensor
gap (too far apart
or too close) Check that the
gap is
approximately
1mm
No speed reading
Speed reading
erratic, value jumps
high or low
Sensor and targets
moving apart Fabricate a more
rigid sensor
bracket
Rotate the wheel by
hand and check that
the sensor indicator
lights up as each
target passes the
sensor
Speed reading dies
after a short time Ambient
temperature too
high Shield the
sensor from
radiated heat
from brakes and
bearings.
Insulate sensor
from conducted
heat with fibre
washers. Duct
cooling air
around the
sensor Maximum
temperature for
correct operation of
the wheel speed
sensor is 175
°F
All the alarms have
been switched off Switch on the
required alarms No alarms for
water, oil or fuel
(temperatures and
pressures) being
displayed
The engine RPM
gate value is set
too high Reset the RPM
gate to a lower
value.
Alarms only operate
when the engine is
running at the RPM
gate value or above
it.
Display and alarm
light flash when the
engine is running Intermittent alarm
caused by a
parameter with its
alarm level set too
close to the normal
operating value Either change
the value for the
alarm or turn the
alarm off Press Switch 2 to
see which sensor is
causing the alarm.