Fan and Generator Belt - Fits engines C221, C263, C301 on tractors: 2606, 2806, 460, 560, 606, 650, 660, 806. This is also an alternator belt for D282 diesel engine ... 1. Remove the coolant surge tank pressure cap when the cooling system, including the coolant surge tank pressure cap and upper radiator hose, is no longer hot. Turn the pressure cap slowly counterclockwise about one full turn. If a hiss is heard, wait for that to stop. A hiss means there is still some pressure left. 2. Keep turning the pressure cap slowly, and remove it. 3. Slowly fill the coolant surge tank. Eureka math lesson 9 homework 4.4 answers