Suzuki GSX-R1000 Service Manual page 246

5·26 FUEL SYSTEM AND THROTTLE BODY
• Connect a tachometer.
• Start up the engine and keep it running at 1 150 rpm by turn-
ing throttle stop screw @.
!
CAUTION
I
Avoid drawing dirt into the throttle body while running
the engine without air cleaner box. Dirt drawn into the
engine will damage the internal engine parts.
• Turn the air screw @ of the gauge so that the vacuum acting
on the tube of that hose will bring the steel ball (j) in the tube
to the center line @.
NOTE:
The vacuum gauge is positioned approx. 30
0
from the horizon-
talleve/.
o
0 0 0
• After making sure that the steel ball stays steady at the center
line, disconnect the hose from the No.4 throttle body nipple
and connect the next hose to this nipple.
• Turn air screw to bring the other steel ball
®
to the center
line.
• Repeat the above process on the third and fourth hoses.
The balancer gauge is now ready for use in balancing the throt-
tle valves.
• Connect the PAIR vacuum hose to the No.4 throttle body.
®
o
0 0 0