Inspections And Lubrication
7.2.3 DRAIN TRAILER AIR TANKS Drain moisture from trailer air tanks by opening petcock (A) on the bottom of each air tank. See Figure 7-3. Close petcocks after draining.
Figure 7-3 – Drain Trailer Air Tanks
7.2.4 INSPECT, MEASURE AND ADJUST BRAKES Inspect and measure the brake linings. Replace with a quality shoe and lining if contaminated, cracked or if the lining is worn to less than ¼ inch thickness at any point. See Figure 7-4.
Figure 7 -4 – Measure Brake Lining
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