New Holland TD 60D Operator's Manual page 143

OPERATION 33
FINAL REDUCTION GEARS - - Fig. 41
Check the oil level as follows :
-- Park the tractor on a level surface.
-- Remove the plug (1). Some oil should flow out of
the plug hole. If necessary, top up via same plug
hole until the oil overflows.
OPERATION 34
DRY AIR FILTER, EXTERNAL CARTRIDGE
- - Fig. 42
Remove the cover, take out external cartridge (1)
and clean as described in operation 9, on page 4--9
of this section.
OPERATION 35
TRANSMISSION AND HYDRAULIC LIFT - -
Fig. 43
With the tractor on a level surface, the engine shut
off and the hydraulic lift linkage fully lowered, check
that the oil level reaches the "MAX" mark on the
combined filler plug / dipstick (1).
If necessary, add oil through the fill point and replace
the plug.
NOTE: For oil grades, see the lubrication charts
beginning on pages 4- -41.
SECTION 4 - - LUBRICATION AND MAINTENANCE
TRE0016A
TRE0015A
1
41
42
1
43
4--21