YOKE 9U0346 - Caterpillar

Illustration 1 g01141755
Park the machine on level ground. Lower the bucket to the ground so that the stick is vertical.
Unlatch the engine hood and raise the engine hood.
Illustration 2 g00956667
(1) Bolts
(2) Washers
(3) Cover
Remove bolts (1), washers (2) and cover (3) from the top of the hydraulic tank.
Illustration 3 g00956668
Clean the area thoroughly in order to keep dirt out of the screen cover. Clean the area thoroughly in order to keep dirt out of the fill/vent plug.
Relieve the internal pressure from the hydraulic tank by loosening the fill/vent plug. After the pressure is relieved, remove the fill/vent plug.
Illustration 4 g00956669
(4) Bolts
(5) Washers
(6) Cover
(7) Spring
(8) Screen
Remove bolts (4), washers (5) and cover (6). Note: Do not allow spring (7) to fall into the tank.
Remove spring (7) and screen (8). Note: Refer to Operation and Maintenance, "General Hazard Information" for information on containing fluid spillage.
Wash the screen in a clean nonflammable solvent. Allow the screen to dry. Inspect the screen. Replace the screen, if the screen is damaged.
Illustration 5 g00956676
(9) O-ring seal
(10) O-ring seal
Remove O-ring seal (9) from screen (12).
Inspect O-ring seals (9) and (10). Replace the O-ring seals if wear or damage is evident.
Install O-ring seal (9) on screen (12).
Install screen (8) and spring (7). Then install cover (6), washers (5), and bolts (4). Note: Make sure that the O-ring seals and the spring are properly positioned during installation.
Inspect the O-ring seal on the filler plug for damage. Replace the O-ring, if necessary. Clean the filler plug. Install the filler plug.
Install cover (3) with bolts (1) and washers (2).
Close the engine hood and latch the engine hood.