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Why should you drain air tank moisture more attentively in cold weather?
- A.Water in the air system can freeze in lines and valves, causing brake malfunctions
- B.Cold air contains no moisture
- C.Draining tanks is only a summer task
- D.Frozen lines improve braking
Correct answer
A. Water in the air system can freeze in lines and valves, causing brake malfunctions
Why
Compressed air carries moisture that condenses in the tanks, and in freezing weather that water can ice up valves and lines. Draining tanks as required and keeping the air dryer working are core winter brake care.
Manual topic: Winter Driving - Air Brakes · From the General Knowledge practice bank (GK-298).