Bush Hog TH4200 - Manual (Page 56)

Right Angle Drive
The right angle drive oil should be changed every 100 hours.
1. With the vehicle on a level surface remove the fill plug and drain
plug and drain oil into a drain pan. Discard the used oil properly.
2. Refill the drive box with SAE 80W-90 w/LSD additive, to the mid-
dle of the sight window.
Oil Change
1. Remove the combination breather/fill plug from the top
of the case.
2. Remove the drain plug from the bottom of the case
and drain the oil into a pan. Discard the used oil properly.
3. Clean and replace the drain plug and fill the right angle
drive with Mobilube HD LS 80W-90 (or equivalent) - Refill
to the center of the sight window.
4. Replace the breather/fill plug and tighten. Check for leaks.
Right Angle Drive
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