TM10-3930-660-20 14-8. STEERING CYLINDERS - REPLACE This task covers: a. Removal b. Installation Initial Setup Tools Tool Kit, Automotive Mechanics Materials/Parts Container, 6 Gal. Cotter  Pin  (7) Shop Equipment, Automotive Tags (App. C, Item 51) Maintenance, Common #2 Less Power Safety Stand Floor Jack, 7,000 lb. capacity Cap and Plug Set Equipment  Condition Vehicle parked on level ground. Parking brake applied. Wheel removed, para. 13-3. WARNING At operating temperatures, hydraulic oil is hot and under pressure. Hot oil can cause  injuries. Allow hydraulic oil to cool before disconnecting any hydraulic lines. WARNING Do not work under a vehicle supported only by jacks. Jacks can slip or fall over and cause injury. CAUTION Wipe the area clean around all hydraulic connections to be opened during removal and  disassembly.  Cap  oil  lines  and  plug holes after removing lines. Contamination of the hydraulic system could result in premature failure. 14-14