2007 YAMAHA RHINO 660 seat adjustment

8-83 1. Throttle stop screw
1. Vis de butée de papillon des gaz
1. Tornillo de tope del acelerador
EVU00810
Idle speed adjustmentNOTE:_ A diagnostic tachometer must be used for this pro-
cedure. _1. Start the engine and warm it up for a few min-
utes at approximately 1,000 to 2,000 r/min.
Occasionally rev the engine to 4,000 to 5,000
r/min. The engine is warm when it quickly re-
sponds to the throttle.
2. Remove the seats. (See page 4-45 for seat
removal and installation procedures.)
3. Remove the console. (See page 8-21 for
console removal and installation proce-
dures.)
4. Connect the tachometer to the spark plug
lead, and then set the idle to the specified
idling speed by adjusting the throttle stop
screw. Turn the screw in direction a to in-
crease the engine speed, and in direction b
to decrease the engine speed.
Specified idle speed:
1,450–1,550 r/min
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8-85
5. Install the console.
6. Install the seats.
EVU00821
Valve clearance
The correct valve clearance changes with use, re-
sulting in improper fuel/air supply or engine noise.
To prevent this, the valve clearance must be ad-
justed regularly. This adjustment however, should
be left to a professional Yamaha service techni-
cian.
EE.book Page 85 Friday, October 6, 2006 3:36 PM

8-97 a. Parking brake lever free play
a. Garde du levier de frein de stationnement
a. Holgura de la palanca del freno de estacionamiento
EVU00870
Parking brake lever free play adjustment
Periodically check the parking brake lever free
play and adjust it if necessary.
1. Shift the drive select lever into low gear “L”.
2. Remove the seats. (See page 4-45 for seat
removal and installation procedures.)
3. Remove the console. (See page 8-21 for
console removal and installation proce-
dures.)
4. Check the parking brake lever free play. The
maximum free play is equal to one click of the
parking brake lever. If necessary, adjust the
free play as follows.NOTE:_ The parking brake lever must be released when
checking and adjusting the parking brake lever
free play. _
EE.book Page 97 Friday, October 6, 2006 3:36 PM