OPERATION Hydraulic Oil Filter See “Change Oil in Hydraulic Tank, Replace Hydraulic Filter Element” on page 3-78. Hydraulic Tank Breather Element See “Replace Hydraulic Tank Breather Element” on page 3-81. Hydraulic Oil See “Change Oil in Hydraulic Tank, Replace Hydraulic Filter Element” on page 3-78. Axle Oil See “Change Axle Oil” on page 3-82. 2-14 WA430-6