Checking The Coolant Level; Draining The Coolant - KTM 500 EXC US Owner's Manual

16 COOLING SYSTEM
16.3

Checking the coolant level

Warning
Danger of scalding During motorcycle operation, the coolant gets very hot and is under pressure.
–
Do not remove the radiator cap, radiator hoses or other cooling system components when the engine is hot. Allow the
engine and cooling system to cool down. In case of scalding, rinse immediately with lukewarm water.
Warning
Danger of poisoning Coolant is poisonous and a health hazard.
–
Coolant must not come into contact with the skin, eyes, or clothing. If contact occurs with the eyes, rinse with water imme-
diately and contact a physician. Immediately clean contaminated areas on the skin with soap and water. If fuel is swal-
lowed, contact a physician immediately. Change clothing that is contaminated with coolant. Keep coolant out of reach of
children.
16.4

Draining the coolant

Warning
Danger of scalding During motorcycle operation, the coolant gets very hot and is under pressure.
–
Do not remove the radiator cap, radiator hoses or other cooling system components when the engine is hot. Allow the
engine and cooling system to cool down. In case of scalding, rinse immediately with lukewarm water.
Warning
Danger of poisoning Coolant is poisonous and a health hazard.
–
Coolant must not come into contact with the skin, eyes, or clothing. If contact occurs with the eyes, rinse with water imme-
diately and contact a physician. Immediately clean contaminated areas on the skin with soap and water. If fuel is swal-
lowed, contact a physician immediately. Change clothing that is contaminated with coolant. Keep coolant out of reach of
children.
Condition
The engine is cold.
–
Stand the motorcycle upright on a horizontal surface.
–
Remove the radiator cap.
–
Check the coolant level in the radiator.
Coolant level
» If the coolant level does not meet specifications:
–
Correct the coolant level.
Coolant (
400243-10
–
Mount the radiator cap.
Condition
The engine is cold.
Preparatory work
(EXC Six Days US)
–
Remove the engine guard. (
Main work
–
Position the motorcycle upright.
–
Place a suitable container under the water pump cover.
–
Remove screw
–
Completely drain the coolant.
–
Mount and tighten screw
Guideline
Screw, water pump cover
M00219-10
 above radiator fins.
p. 121)
p. 76)
 
. Take off radiator cap

with a new seal ring.
10 mm (0.39 in)
.
M6x25 10 Nm (7.4 lbf ft)
99