2006 YAMAHA YFZ450 drain bolt

8-31
4. Remove the engine oil filler cap and the
crankcase engine oil drain bolt.
5. Remove the engine oil tank filler cap and
the engine oil tank drain bolt.
6. Check the washers for damage, and
replace if necessary.
1. Crankcase engine oil drain bolt1. Boulon de vidange d’huile du carter1. Perno de drenaje de aceite de motor del cárter
1. Engine oil tank drain bolt
1. Boulon de vidange du réservoir d’huile1. Perno de drenaje del depósito aceite de motor
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11. Install the crankcase engine oil drain bolt
and the engine oil tank drain bolt, and then
tighten them to the specified torques.
12. Pour the specified amount of recommend-
ed engine oil through the engine oil tank
filler hole, insert the dipstick, and then
tighten the engine oil tank filler cap.
13. Pour the specified amount of recommend-
ed engine oil through the engine oil filler
hole, and then install and tighten the
engine oil filler cap.
Tightening torque:
Oil filter element cover bolt:
10 Nm (1.0 m0kgf)
Tightening torques:
Crankcase engine oil drain bolt:
20 Nm (2.0 m0kgf)
Engine oil tank drain bolt:
19 Nm (1.9 m0kgf)
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8-47
EBU14130
Changing the coolant
w
Wait for the engine and radiator to cool
before removing the radiator cap. You could
be burned by hot fluid and steam blown out
under pressure. Always put a thick rag over
the cap when opening. Allow any remaining
pressure to escape before completely
removing the cap.
1. Place the ATV on a level surface.
2. Remove panel A. (See page 8-19 for panel
removal and installation procedures.)
3. Place a container under the engine, and
then remove the coolant drain bolt. (Use a
trough or a similar object as shown.)
4. Remove the radiator cap.
1. Coolant drain bolt (×2) 2. Trough1. Boulon de vidange du liquide de refroidissement (×2)
2. Feuille de papier pliée comme illustré
1. Perno de drenaje de refrigerante (×2)
2. Elemento de paso
1. Radiator cap
1. Bouchon de radiateur1. Tapa del radiador
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8-49
5. Remove the coolant reservoir by removing
the bolts.
6. Remove the coolant reservoir cap, and
then turn the coolant reservoir upside
down to empty it.
7. After draining the coolant, thoroughly flush
the cooling system with clean tap water.
8. Install the coolant reservoir by installing the
bolts.
9. Replace the coolant drain bolt washer if it
is damaged, and then tighten the coolant
drain bolt to the specified torque.
10. Pour the recommended coolant into the
radiator until it is full.
11. Pour the recommended coolant into the
coolant reservoir to the maximum level
mark.
1. Coolant reservoir cap
2. Coolant reservoir 3. Bolt (×2)
1. Bouchon de vase d’expansion
2. Vase d’expansion 3. Boulon (×2)1. Tapa del depósito de refrigerante
2. Depósito de refrigerante 3. Perno (×2)
Tightening torque:
Coolant drain bolt:
10 Nm (1.0 m0kgf)
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