Throttle Body Inspection And Cleaning; Engine Assembly Removal - Suzuki kq500 Service Manual

• Install the fuel delivery pipe assembly (4) to the fuel
injector.
CAUTION
!
Never turn the fuel injector while installing
them.
• Tighten the fuel delivery pipe mounting screws to the
specified torque.
Tightening torque
Fuel delivery pipe mounting screw (b): 5 N·m (0.5
kgf-m, 3.5 lbf-ft)
4

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 clean rag.
CAUTION
!
• Do not use compressed air to clean
passageways.
• 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.
Inspection
Move the throttle valve by hand to inspect it if operating
smoothly.
ISC Valve Visual Inspection
Check the ISC valve for carbon deposits or other
damage. If carbon is deposited, remove it with a brush
and clean with a compressed air.
(b)
I931H1140031-02
B931H21406014

Engine Assembly Removal

Before taking the engine out of the frame, wash the
engine using a steam cleaner. Engine removal is
sequentially explained in the following steps:
1) Remove the engine under cover and rear under
2) Drain engine oil. Refer to "Engine Oil and Filter
3) Drain engine coolant. Refer to "Cooling System
4) Remove the seat. Refer to "Seat Removal and
Engine Mechanical:
CAUTION
!
Normally, the removed O-ring must be
replaced with a new one. However, this O-
ring is not available for the spare parts. If it is
found to be damaged, replace the ISC valve
assembly with new one.
cover. Refer to "Under Cover Removal and
Installation: in Section 9D".
Replacement: in Section 0B".
Inspection: in Section 0B".
Installation: in Section 9D".
1D-13
I931H1140032-01
I931H1140033-01
B931H21406015