Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playFront brake master cylinder / brake lever disassembly and assembly
Refer to “front brake master cylinder assembly removal and installation” .
Disassembly
Remove the reservoir cap (1), plate (2), diaphragm
(3) and reservoir tank (4).
Remove the brake light switch (5) and brake lever
(6).
Remove the dust boot (7) and push rod (8).
  ...
The sport of motorcycling
Your motorcycle and this owner's
manual have been designed by
people like you who enjoy motorcycling.
People become motorcyclists
for many reasons. For
starters, street riding is fun and
invigorating. But no matter why
you became a motorcyclist, or
how experienced you are, you will
eventu ...
Fuel pump disassembly and assembly
Disassembly
Remove the fuel tank. Refer to “fuel tank removal and installation” .
Remove the fuel pump assembly (1) by removing its
mounting bolts diagonally.
Spilled gasoline should be wipe off
immediately.
Keep away from fire or spark.
Work in a wel ...