Cooling System Cleaning
Figure 3. Cooling System Cleaning
Hot coolant can burn. If the radiator cap is hot to the touch, it is too hot to open. Allow the
coolant to cool before opening the radiator cap. Wear gloves, additional protective clothing,
and goggles. Contact with high-pressure steam and/or liquids can cause burns and scalding.
Failure to comply may cause injury or death to personnel.
Engine coolant is toxic to eyes and poisonous if ingested. Eye protection is required when
working with engine coolant. Avoid repeated or prolonged contact. Failure to comply may
cause injury or death to personnel.
1. Drain engine coolant from radiator cooler (Figure 3, Item 3) (perform Cooling System Draining task).
2. Fill radiator cooler (Figure 3, Item 3) through radiator cooler fill port (Figure 3, Item 2) with clean water until
radiator cooler is full.