39TRACKER950 CHARTPLOTTER Installation and Operation Manual
d When refuelling, air pockets may have
prevented the tank filling completely.
e Recalibrate the fuel transducer after 100
litres have been used - so the turbine shaft
has bedded into the bearings correctly.
f Fuel transducers wear out over time and
should be replaced every 5000 litres of fuel
as a guide.
14 No or low fuel flow reading:
a Check the fuel cable connectors are
securely plugged in and the locking ring is
locked in place.
b Clogged fuel transducer. To unclog a
transducer, remove it from the line and
gently blow through it in the opposite
direction to the fuel flow. Fit a fuel filter
before the transducer.
c Inspect the fuel cable(s) for damage.
d Dirty fuel filter.
e Fuel transducer has been exposed to
excessive heat or vibration.
15 Only one flow rate value shown for a twin
Set Num Engines to 2 (see section 9-6).
16 Erratic fuel flow readings:
a The fuel transducer must not be mounted
too close to the fuel pump(s) and not subject
to excess vibration.
b Check for air leaks in the fuel hose(s) or fuel
pick-up(s) in the tank(s).
c The Flow Filter has not been set to suit the
engine(s) (see section 9-6). Increase the
Flow Filter value until a steady flow rate is