MAINTENANCE MAINTENANCE PROCEDURE Loosening Track Tension 0. It is extremely dangerous to release the grease by any method except the procedure given below. If the track tension is not relieved by this procedure, please contact your Komatsu distributor. 1. Loosen plug (1) gradually to release the grease. 2. When loosening plug (1), turn it a maximum of one turn. 3. If the grease does not come out smoothly, move the machine forwards and backwards a short distance. 4. Tighten plug (1). 5. To check that the track tension is correct, run the engine at low idling, move the machine forward a distance equal to the length of track on ground, then stop the machine. 6.
Check the rubber shoe tension again, and if the tension is not correct, adjust it again. Road Liners - Replace 0. (Machine equipped with road liner) When replacing all the road liner for the machine, please contact your Komatsu distributor to have the replace- ment carried out. When replacing only part of the road liner, use the special road liner removal tool. Please order the tool from your Komatsu distributor. Rubber Shoes - Replace 0. (Machine equipped with rubber shoes) WARNING Carry out this operation with two workers. The opera- tor must move the machine in accordance with the signals from the other worker.
The rubber shoes are replaced with the machine raised, so it is extremely dangerous if the machine is lowered by mistake during the replacement operation. During the replacement operation, never move the rubber shoe track except the rubber shoe track to be replaced. In addition, never go under or put any part of your body under the rubber shoe or track frame during the replacement operation. To check that the track tension is correct, run the engine at low idling, move the machine forward a distance equal to the length of track on ground, then stop the machine. It is possible to change from the rubber shoe to the road liner and steel shoe.
However, it is necessary to remove the idler guard and to carry out adjustment, so always contact your Komatsu distributor to have the replacement carried out. Prepare a grease gun. Prepare a steel pipe 4-31 WARNING NOTICE