SA221/324/424 Operation Manual
1. Park the tractor safely and securely.
• For details, see "7. Safe Practices for Parking the
2. Run the engine to warm up the transmission
hydraulic oil.
3. Shut off the engine.
4. Chock all the tires safely and securely.
5. Allow the engine to cool down for several
minutes.
6. Place an oil pan underneath the transmission
drain plug. Remove the drain plug and allow the
transmission hydraulic oil to drain completely.
7. Install the drain plug. Tighten accordingly.
8. Place an oil pan underneath the transmission
hydraulic oil filter.
9. Remove the transmission hydraulic oil filter by
turning counterclockwise using a filter wrench.
10.Apply a small amount of clean transmission
hydraulic oil into the gasket of the new
transmission hydraulic oil filter.
11.Fill the transmission hydraulic oil filter with the
designated type of transmission hydraulic oil to
about 1/3 to 1/2 full.
12.Install the new transmission hydraulic oil filter by
turning clockwise.
• Continue turning until the gasket is seated
against the transmission hydraulic oil filter base.
• Turn the transmission hydraulic oil filter an
additional of approximately 1/2 turn.
(A) Transmission drain plug
(B) Transmission hydraulic oil filter
(C) HST hydraulic oil filter
13.Remove the transmission hydraulic oil cap.
14.Add approximately 4.1 US gal (15.5 L) of
transmission hydraulic oil through the
transmission hydraulic oil opening.
15.Install the transmission hydraulic oil cap.
• Start the engine.
• Check for leaks around the transmission
hydraulic oil filter base and the drain plug.
• Using the gauge window, check the transmission
hydraulic oil level is in the correct operating
range. Add transmission hydraulic oil as
necessary.
IMPORTANT
●
Take the preceding information into consideration
while draining the transmission hydraulic oil.
(B)
(A)
(C)
IMPORTANT
●
To prevent dirt and other contaminants from
entering the transmission:
• carefully clean the area around the
transmission hydraulic oil filler cap prior to
removal
• avoid overfilling the transmission
• oil expands during operation and can overflow
SA221_324_424_OperatorsManual.book 25 ページ 2018年6月4日 月曜日 午後5時19分