Changing The Coolant; Cooling System - Yamaha TZR50 '03 Service Manual

COOLANT

COOLING SYSTEM

COOLANT

CHANGING THE COOLANT

s WARNING
s
Do not remove the radiator cap while this
and the engine are hot. Boiling liquid and
vapour could emerge with consequent dan-
ger of serious injury. When the engine has
cooled off, open the radiator tap as follows:
place a thick cloth, for example a towel,
over the cap and turn this as far as it will go,
slowly, to the left. This procedure will let
any residual pressure release. When the
whistling sound has stopped, tighten the
cap downwards making it turn left at the
same time to open it
1. Place an open recipient under the engine.
2. Wait until the radiator cools down.
3. Take off:
• Radiator cap
4. Remove:
• Drain screw
5. Drain:
• Coolant (completely)
NOTE:
Fully wash out the cooling system with clean
water.
6. Inspect:
• Gaskets (drain screw)
Damaged
7. Tighten:
• Drain screw (water pump cover)
5-1
COOL
Change