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435/485/535
4-37
Operation 50
Change the Transmission Oil
(CAT TA22 Transmission)
Check the oil level with the tractor parked on a level
surface with the engine shut off.
Operate the tractor a sufficient amount of time to
warm up the transmission oil. Remove the drain plug
(1) from the transmission housing and allow the oil to
drain into a pan.
Replace the drain plug and torque to 108 N
.
m
(80 ft-lbs ± 5%). Refill the transmission with new oil
through the fill tube (2) to the proper level as indicated
by the sight gauge (3).
NOTE: 3.8 L (1 US gal) of transmission oil will raise
the level in the sight gauge 10 mm (0.4 inch).
Visually inspect the transmission for leaks. Check for
leaks under the transmission and around the drain
plug.
Operation 51
Clean the Transmission Suction Screen
(CAT TA22 Transmission)
The CAT TA22 transmission has a removable sump
screen located on the right hand side/front of the
transmission case.
To remove the suction screen,
proceed as follows:
NOTE: It is not necessary to drain the transmission oil
before removing the suction screen.
Remove four bolts (4) and cover plate (5) from the
transmission housing.
Remove the O-ring (6) from the inside face of the
cover plate.
Inspect the O-ring for condition before
refitting into the the groove on the inside face of the
cover plate. Replace the O-ring if it is damaged.
Remove the the suction (7) screen from the
transmission housing and clean with a none flammable
cleaning solvent.
Re-install the suction screen into the housing ensuring
that it seats properly.
Reinstall the cover plate (2) with four bolts (1)
and
torque to 75 N
.
m (55 ft-lbs).
F4-101
F4-99
2
3
1
Section 4 - Lubrication & Maintenance
Every 1000 Hours
F4-103
4
5
6
7