Throttle Body Inspection And Cleaning - Suzuki GSF650A Service Manual

• Install the fuel injector (5) by pushing it straight to the
delivery pipe (6).
CAUTION
!
Never turn the injector while pushing it.
NOTE
Align the coupler "D" of injector with boss
"E" of the delivery pipe.
"D"
"E"
6
• Install the fuel delivery pipe assembly (7) to the
throttle body assembly.
CAUTION
!
Never turn the fuel injectors while installing
them.
• Connect the fuel injector couplers to the fuel injectors.
NOTE
Make sure that each coupler is installed in
the correct position.
#4 #4
#3 #3
#2 #2
#1 #1
Coupler
#1
#2
#3
#4
5
I717H1140210-02
7
I717H1140028-01
Wire color
Y/R and Gr/W
Y/R and Gr/B
Y/R and Gr/Y
Y/R and Gr/R
• Tighten the fuel delivery pipe mounting screws to the
specified torque.
Tightening torque
Fuel delivery pipe mounting screw (a): 3.5 N·m (
0.35 kgf-m, 2.45 lbf-ft)

Throttle Body Inspection and Cleaning

Refer to "Throttle Body Disassembly and Assembly
(Page 1D-11)".
Cleaning
WARNING
!
Some carburetor cleaning chemicals,
especially dip-type soaking solutions, are
very corrosive and must be handled carefully.
Always follow the chemical manufacturer's
instructions on proper use, handling and
storage.
• Clean passageways with a spray-type carburetor
cleaner and blow dry with compressed air.
CAUTION
!
• Never clean the main bore of throttle body
to prevent come off molybdenum from the
throttle valve.
• Do not use wire to clean passageways.
Wire can damage passageways. If the
components cannot be cleaned with a
spray cleaner it may be necessary to use a
dip-type cleaning solution and allow them
to soak. Always follow the chemical
manufacturer's instructions for proper use
and cleaning of the throttle body
components. Do not apply carburetor
cleaning chemicals to the rubber and
plastic materials.
Engine Mechanical: 1D-15
(a)
(a)
I717H1140029-01
B817H21406012