Linhai ATV 500-D T3 EFI Service Manual page 23

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CHAPTER 2 MAINTENANCE
followed for personal safety and to avoid
system damages.
  D isconnect negative cable at battery.
  D O NOT smoke, and place 'No SMOKING"
sign near work area
  M ake sure to have fire extinguisher handy.
  M ake sure to perform work in well ventilated
area and away from any open fire/flames.
  W ear Safety glasses
  T o relieve fuel vapor pressure in fuel tank,
remove fuel filler cap fuel filler neck and
then reinstall it.
  A s fuel lines are at high pressures when the
engine is stopped, loosening or
disconnecting fuel line will cause dangerous
spout of fuel. Before loosening/
disconnecting fuel lines, please follow the "Fuel
Pressure Relief Procedure" described
in this section.
  S mall amount of fuel may drip after the fuel
lines are disconnected. In order to reduce
the risk of personal injury, cover the pipe/ hose
ends with suitable blind with no rust or
contamination.
  A fter servicing, make sure that the fuel hoses
and clamps are connected according to
the hose fitment instructions given in vehicle
instruction manual.
  A fter servicing, please follow the 'Fuel Leakage
Check Procedure' described in this
section.
  A fter servicing make sure to fill at least 3 liters
gasoline before pump is primed
(ignition key should be turned on only after
ensuring there is minimum 3 liters of fuel in
the fuel tank)
Fuel Module Removal:
  R elieve fuel pressure in fuel lines referring to
the 'Fuel Pressure Relief Procedure'
LH500ATV-D T3 EFI SERVICE MANUA 19.0
provided in this section.
  D isconnect negative cable at battery.
  D isconnect fuel module wire coupler.
  D rain the fuel in fuel tank thru fuel filler with
help of hand pump (siphon). Collect the
fuel in approved container for contamination
and safety.
  D isconnect the fuel hoses from fuel module by
using standard tools
  R emove the fuel tank from vehicle.
  P lace the fuel tank with bottom up condition.
Care to be taken not to cause any
scratches/ damages on fuel tank.
  O pen the fuel module mounting bolts.
  T ake out fuel module assembly from fuel tank
with care
  C are to be taken not to damage the strainer
while removing fuel module from tank.
Fuel Module Installation:
  R eplace the fuel module gasket in fuel module
assembly with a new one. Old/ used
gaskets can cause leakages.
  F old strainer towards fuel pump and insert fuel
module in tank opening with care. Care
should be taken not to cause any damages on
strainer.
Fuel Module Orientation: Fuel module bolts not
symmetrical and can be mounted
only in the intended direction. Regulator side
should be facing the Fuel Tank rear
side.
Make sure that the fuel tank surface at module
mounting area is clean and free of
surface defects.
  P lace the bolts on module cover and tighten the
bolts gradually in star pattern
sequence to apply equal compression on
gasket. It is shown as below.
Bolt Tightening Torque: 4.4 Nm.
Fuel module is installed with special bolts (step
CHAPTER 2
MAINTENANCE
PAGE. 2- 10

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