Air Reservoir Drain
NOTE:
The reservoir is drained every 30,000 miles.
- Depressurize system. See DEPRESSURIZING & PRESSURIZING SYSTEM .
- Clean area around reservoir drain plug.
- Partially open drain plug and allow residual air to escape.
- Remove drain plug. NO water should be present. See Fig 1 . If water is present, air dryer unit must be changed.
- Fit drain plug, checking sealing washer. Tighten to 70 N.m (52 ft. lbs.).
- Repressurize system. See DEPRESSURIZING & PRESSURIZING SYSTEM .