2003 YAMAHA BIG BEAR PRO 400 oil change

5-15
CAUTION:_

In order to prevent clutch slippage (since
the engine oil also lubricates the clutch),
do not mix any chemical additives. Do not
use oils with a diesel specification of “CD”
or oils of a higher quality than specified. In
addition, do not use oils labeled “ENERGY
CONSERVING II” or higher.


Make sure that no foreign material enters
the crankcase.
_
Oil quantity:
Periodic oil change
(engine oil):
2.4 L
Periodic oil change
(engine oil and transfer gear oil with oil
filter element replacement):
2.8 L
Total amount:
3.7 L
U4SH6A.book Page 15 Thursday, May 30, 2002 1:25 PM

8-19
11. Fill the engine with oil and install the oil filler
cap.CAUTION:_ Make sure that no foreign material enters the
crankcase. _
Recommended oil:
See page 10-2.
Oil quantity:
Periodic oil change:
2.4 L
With oil filter element replacement:
2.5 L
Total amount:
3.4 L
U4SH6A.book Page 19 Thursday, May 30, 2002 1:25 PM

8-29 1. Drain bolt
1. Boulon de vidange
1. Perno de drenaje
4. Remove the oil filler bolt and the drain bolt to
drain the oil.
5. Install the drain bolt and tighten it to the spec-
ified torque.
6. Fill the final gear case with oil.CAUTION:_ Be sure no foreign material enters the final
gear case. _
Tightening torque:
Drain bolt (final gear case):
23 Nm (2.3 m·kgf)
Recommended oil:
See page 10-3.
Oil quantity:
Periodic oil change:
0.19 L
Total amount:
0.25 L
U4SH6A.book Page 29 Thursday, May 30, 2002 1:25 PM

8-33 a. Front drain bolt
b. Rear drain bolt
a. Boulon de vidange avant
b Boulon de vidange arrière
a. Perno de drenaje frontal
b. Perno de drenaje trasero
4. Install the drain bolts and tighten to specifica-
tion.
5. Fill the differential gear case with oil.CAUTION:_ Be sure no foreign material enters the differen-
tial gear case. _
Tightening torque:
Drain bolt (differential gear case):
a 23 Nm (2.3 m·kgf)
b 16 Nm (1.6 m·kgf)
Recommended oil:
See page 10-3.
Oil quantity:
Periodic oil change:
0.47 L
Total amount:
0.5 L
U4SH6A.book Page 33 Thursday, May 30, 2002 1:25 PM

10-3
Quantity:
Periodic oil change (engine oil): 2.4 L
Periodic oil change
(engine oil with oil filter replacement): 2.5 L
Periodic oil change
(engine oil and transfer gear oil with
oil filter replacement):2.8 L
Transfer gear case oil 0.3 L
Total amount 3.7 L
Final gear oil:
Type SAE 80 API “GL-4” Hypoid gear oil
Quantity
Periodic oil change 0.19 L
Total amount 0.25 L
Air filter: Wet type element
Differential gear oil:
Type SAE80 API “GL-4” Hypoid gear oil
Quantity:
Periodic oil change 0.47 L
Total amount 0.5 LModel YFM400FP/YFM400FW
U4SH6A.book Page 3 Thursday, May 30, 2002 1:25 PM