Cooling System Draining
WARNING: DO NOT REMOVE THE CYLINDER BLOCK DRAIN PLUGS OR COOLANT PRESSURE BOTTLE CAR OR OPEN THE RADIATOR DRAINCOCK, WHEN THE SYSTEM IS HOT AND UNDER PRESSURE BECAUSE SERIOUS BURNS FROM THE COOLANT CAN OCCUR.When servicing the cooling system, it is essential that coolant does not drip onto the accessory drive belt and/or pulleys. Shield the belt with shop towels before working on the cooling system. If coolant contacts the belt or pulley, Rush both with clean water.
(1) Remove radiator drain plug located at the lower left side of radiator.
(2) Remove coolant pressure bottle cap.
(3) Remove the cylinder block drain plug(s) located behind each exhaust manifold.
CAUTION: The cooling system normally operates at 110 - 124 kPa (16 - 18 psi) pressure. Exceeding this pressure may damage the radiator or hoses.