Changing Coolant - Volvo EC330B Operator's Manual

Service and maintenance
146 Cooling system
A
S82222

Changing coolant

Change the coolant every 2000 hours.
Draining coolant
1 Remove the radiator bottom cover and put a container under
drain cock (B).
2 Loosen radiator cap (A)
3 Open cock (B).
NOTE :
The cooling system does not become safe against frost even
after draining. There may be pockets of water left.
S82223
Take care of waste oil/liquids in an environmentally safe
way!
Flushing
1 After draining, close cock (B).
2 Refill through (A) with clean tap water.
B
3 Start up engine and run at low idle for about 10 minutes.
4 Stop the engine and drain the water.
Filling coolant
The cooling system capacity when changing is approx. 65.4 liters
(US 17.2 gal)
1 After flushing, close cock (B) and remove cap (A) open.
2 Fill the recommended coolant through (A).
3 Run the engine at low idle for about 5 minutes.
4 Stop the engine and refill the coolant to the proper level on the
check gauge.
5 Install the cap.
IMPORTANT
Never fill cold coolant in a warm engine. This can cause
cracking in the cylinder block and cylinder head.Failure to
change coolant will cause clogging of the cooling system
and the risk of the engine seizing.
WARNING!