SEAL STOCK 5P5940 - Caterpillar

start by: a) remove blade assembly (12G, 140G Standard equipment, or 130G Attachment)b) remove blade (130G Standard equipment) 1. Disconnect oil lines (5) for blade tip from the swivel joint (if so equipped). Remove the cotter pin, the washers and pin (2) from guard assembly (1). Remove the guard assembly (if so equipped).2. Put tooling (A) in position under the circle as shown. Loosen the nuts on setscrews (3) and turn the setscrews away from the shoes. Put identification on shims (4) and shoes (7) as to their location on the drawbar. Remove nuts (6) from the bolts that hold the shoes and the shims to the drawbar. Remove shoes (7) and the shims. There are six shoes on the 12G. There are four shoes on the 140G and 130G standard equipped drawbars. 3. Fasten a hoist to the circle. Remove tooling (A) from under the circle. Start the engine. Move the machine back to remove the circle drive pinion from engagement in the circle. Lift drawbar (8) away from the circle. Lower circle (9) to the ground. Remove the circle from under the machine. Weights of the standard equipped circles are as follows: 12G, 1300 lb. (585 kg); 140 G, 1250 lb. (563 kg); 130G, 1050 lb. (473 kg).Install Circle
1. Fasten a hoist to circle (1) and put it in position under the machine. Install tooling (A) under the circle. Remove the hoist. Start the engine. Put drawbar (3) in position over the circle. Move the machine forward to put the circle drive pinion in engagement with the circle. 2. Put shoes (6) and the shims in their correct locations under the drawbar. A floor jack (2) can be used to help put the circle in position. Install nuts (4) and the washers on the bolts that hold the shoes to the drawbar. Do not tighten nuts (4). Tighten setscrews (5) until the shoes are against the circle. Loosen the setscrews until the circle is just free to turn. Tighten nuts (7).3. Remove tooling (A) and the floor jack. Put the guard assembly, the pin, washers and cotter pin in position under the swivel joint (if so equipped). Connect the oil lines for blade tip to the swivel joint.end by: a) install blade assembly (12G & 140G, Standard equipment or 130G Attachment)b) install blade (130G Standard equipment)