TM 9-2320- 209-20-3-1 FRAME 3 I WARNING 1. 2. 3. Use rubber gloves when working with cleaning solution. Do not spill cleaning solution on skin, clothing or truck paint. Cleaning solution contains strong acid and will cause serious burns to personnel and damage to equip– ment. Put containers under engine block drain cock (1) and radiator drain cock ( 2). Turn two drain cocks to left and let cleaning solution drain into two containers. When all cleaning solution has drained out, turn two drain cocks ( 1 and 2) to right to close them. Empty cleaning solution in approved disposal area. END OF TASK 6-53