HOOK A 5P7279 - Caterpillar

1. Remove plug (1) and its seal. Allow the oil to drain in a suitable container for storage or disposal. Use a wrench on the hex fitting of transmission oil filter housing (2) in order to remove transmission oil filter housing (2) from the transmission oil filter base. 2. Remove transmission oil filter element (3) from transmission oil filter housing (2). Remove O-ring seal (4) from transmission oil filter housing (2). The following steps are for the installation of the transmission oil filter.3. Clean the transmission oil filter housing and mating transmission oil filter base before you install the transmission oil filter and transmission oil filter housing. Check the condition of all O-ring seals used in the transmission oil filter housing. If any of the seals are damaged, use new parts for replacement.4. Install O-ring seal (4) on transmission oil filter housing (2). Lightly lubricate the O-ring seal with clean transmission oil.5. Install a new transmission oil filter element (3) in transmission oil filter housing (2). Install transmission oil filter housing (2) and transmission oil filter (3) in the transmission oil filter base. Use the amount of torque that is required to ensure that the shoulder of the transmission oil filter housing (2) makes contact with the bottom of the transmission oil filter base. Do not use an air wrench to tighten transmission oil filter housing (2).6. Install the O-ring seal on plug (1). Lightly lubricate the O-ring seal with clean transmission oil. Install the plug in transmission oil filter housing (2).