2007 YAMAHA RHINO 660 belt

8-73 1. V-belt cooling duct check hose
1. Tube de vidange du conduit de refroidissement de la courroie trapé-
zoïdale
1. Tubo de vaciado del conducto de refrigeración de la correa tra-
pezoidal
EVU00770
V-belt cooling duct check hose
The V-belt cooling duct check hose is located un-
der the driver seat. (See page 4-45 for seat remov-
al and installation procedures.)
If dust or water collects in the V-belt cooling duct
check hose, remove the hose and clean it.
EE.book Page 73 Friday, August 4, 2006 12:02 PM

8-75 1. V-belt case drain plug
1. Bouchon de vidange du carter de courroie trapézoïdale
1. Tapón de vaciado de la caja de la correa trapezoidal
EVU00780
V-belt case drain plug
The V-belt case drain plug is located under the
driver seat. (See page 4-45 for seat removal and
installation procedures.)
After riding in water deep enough to allow water to
enter the V-belt case, remove the drain plug to
drain any water from the case.NOTE:_ If water drains from the V-belt case after removing
the drain plug, have a Yamaha dealer inspect the
vehicle as the water may affect other engine parts. _
EE.book Page 75 Friday, August 4, 2006 12:02 PM

10-4
Spark plug:
Type/manufacturer DPR8EA-9/NGK
Spark plug gap 0.8–0.9 mm (0.031–0.035 in)
Clutch type: Wet, centrifugal automatic
Transmission:
Primary reduction system V-belt
Secondary reduction system Shaft drive
Secondary reduction ratio 41/21 × 24/18 × 33/9 (9.544)
Transmission type V-belt automatic
Operation Right hand operation
Reverse gear 25/17 (1.471)
Sub transmission ratio low 35/17 (2.058)
high 28/19 (1.473)
Chassis:
Frame type Steel tube frame
Caster angle 5.0°
Trail 26.0 mm (1.02 in)
Tire:
Type Tubeless
Size front 25
× 8-12NHS
rear 25 × 10-12NHS Model YXR66FW
EE.book Page 4 Friday, August 4, 2006 12:02 PM