1. Turn a radiator stopper to the left against the stop. If hissing (that testifies to residual pressure), then do not reach a stopper full dumping of pressure is heard. Now press a stopper a palm, tighten to the left and get a stopper. Carefully wash out a stopper clear water, wipe a radiator mouth with pure rags. Remove all traces of corrosion. Cooling liquid in a radiator has to be transparent. If cooling liquid is painted in color of a rust, then system it is necessary to wash out and replace liquid. If the level of cooling liquid is lower than edge of a jellied mouth, then add mix of water and antifreeze
(see subsection 2.5.2). |
2. Check a condition of the top and lower hoses of a radiator and hoses of a heater. Examine hoses on all length, at detection of swelling of hoses, cracks and the general deterioration in a state replace a hose. Cracks easily are found if a hose to press. Irrespective of a condition of hoses it is recommended to change them each two years. |
3. Be convinced of durability of all connections. Leak of cooling liquid can be found on a raid of white or brown color near the place of violation of tightness. If hoses are fixed by wire collars, then the last should be replaced with collars with screw fastening. |
4. Remove with compressed air or a brush from intercostal spaces of a radiator and the condenser of the conditioner the remains of insects, plants and foreign objects, at the same time do not injure an edge of a radiator or the condenser. Be careful as edges have sharp edges. |
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