GAS GAS EC 125 - 2003 Service Manual page 18

Coolant level
- Situate the motorcycle so that it is perpendicular to the ground.
- Remove the radiator (A) cap in two steps. First turn the cap
counterclockwise to the first stop and wait there for a few seconds.
Then push and turn it further in the same direction and remove the
cap.
NOTE
Check the level when the engine is cold.
- Check the coolant level in the radiator. The coolant level should
be to the bottom of the radiator filler neck. (see illustration).
- If the coolant level is low, add the correct amount of coolant through
the filler opening.
(A)
(1). Coolant level.
(2). Breather Hose.
80
EC 2003 -
Recommended coolant
Permanent type of antifreeze (soft water and ethylene glycol plus
corrosion and rust inhibitor chemicals for aluminum engines and
radiators.
NOTE
A permanent type of antifreeze is installed in the cooling system
when shipped. It is colored green, contains a 50% solution of
ethylene glycol, and has a freezing point of -35º C. (-32º F )(USA).
Water and coolant mixture ratio
1:1 (Water 50%, coolant 50%).
Tatal amount: 1,1 L.
Coolant Change
The coolant should be changed periodically to ensure long engine
life.
- Wait for the engine to cool completely.
- Situate the motorcycle so that it is perpendicular to the ground.
- Remove the radiator cap.
- Place a container under the coolant drain plug, and drain the coolant
from the radiator and engine by removing the drain plug at the bottom
of the water pump cover. Immediately wipe or wash off any coolant
that spills on the frame, engine, or wheels.
125 cc.
(A)
(B)
-
200 / 250 / 300 cc.
(A)
(B)