SEAL KIT-H.CYL 2207029 - Caterpillar

Hot oil and components can cause personal injury.Do not allow hot oil or components to contact skin.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g03346617The transmission oil filter is located underneath the cab platform rearward of the left-hand ROPS post.
Park the machine on level ground. Lower the attachment to the ground and apply slight downward pressure. Engage the parking brake.
Stop the engine and remove the key.
Open the access door in the left-hand cab platform that is rearward of the left-hand ROPS post. Service the transmission oil filter from this location.
Illustration 2 g02947397
Transmission oil filter components partially removed from transmission filter housing assembly
(1) Housing cover retaining bolts
(2) Housing cover handle
(3) Housing cover
(4) Bypass valve body
(5) Center tube
(6) Filter element
(7) Filter housing
(8) Housing cover seal
(9) Curved bypass valve body seal
(10) Locating pin
Remove four bolts (1) in order to remove the housing cover assembly.
Lift on housing cover handle (2) in order to access the filter assembly components. Housing cover (3), bypass valve body (4), and center tube (5) will lift out of filter housing (7) together. Be certain that seals (8 and 9) are also removed from the filter housing with the housing cover assembly. Used oil filter element (6) will likely remain inside the filter housing. Note: A significant amount of transmission oil will remain inside the filter housing. Removal of this oil from the housing in order to replace the transmission oil filter is not necessary.
Remove the seals from the housing cover and the bypass valve body.
The used filter element may be submerged in the oil that is inside the filter housing. Lift the used oil filter element out of the filter housing. Properly dispose of the used seals and the filter element.
Obtain a new transmission oil filter element. New seals are included with the new filter element. Install the new seals on the housing cover and the bypass valve body. Note: Seal (9) is molded into a curve that matches the bypass valve body and can be installed in only one correct orientation. Ensure that this curved seal is fully pressed into the bypass valve body.
Install the new filter element onto the filter cover assembly. Install the filter element housing cover assembly that includes the seals and the filter element into the filter housing. Note: The filter cover assembly will fit into the filter housing in only one position. Locating pin (10) must be aligned with the hole in the filter housing cover.
Install and properly tighten the four retaining bolts in order to secure the filter housing cover.
Start the engine. Apply the service brakes.
Slowly operate the transmission controls in order to circulate the transmission oil. Return