Case H40 - Drive Belt Tension; Engine Maintenance

2. Mowel
ures 4, - -.-
r FTotai
- 5 and
tion Ad,
6-
~k See
Fig-
Adjust
after
; the rr
.. --
lower f
. -. - -
)er flotation
the Height Selector Lever is set
at the desired cutting height.
With the
tractor and mower on a level surface,
turn the Depth Control Knob up or down
as necessary to "center7"e hanger
pin in the mower lift lin3E flotation slot
with the mechanical or hydraulic lift
lever lowered as far as possible,
Ad-
justed in this manner the mower is free
to float up and down aver the ground
contour independent of the tractor,
a(b TE When turning the Depth Control
Knob, the Eft lever must be in the
raised (transport) position so the
lift lever stop plate is not in con-
tact with the depth control rod.
You may find it useful for future
reference to mark the position of
the depth indicator on the decal
when the depth control md is cor-
rectly adjusted to your desired
cutting height.
3. Mower Blade &Its:
Before operating the mower for the first
time, check the bolts holding the blades,
THEY MUST BE TIGHT. After the first
8 hours operahon, check them again.
Whenever the blades are removed, it
is a good practice .to install new lock-
washers 'mder the bolts, and again check
tighhess dter next 8 hours operation, -
EELT AND TO INSTALL OR REMOVE BRACKET
ON MODEL 220 OR 222 TRACTORS
Figure 7.
elt Tens
The drj t is properly tensioned
when tT front idler pulleys are
In he ward12et with each other). .-
Check and adjust the tension on a new
belt after the first 20 minutes and the
next hour of mowing since it is normal
O,
for a belt to stretch slightly
its
initial nm-in period. To inc $e ,
belt tension, turn the adjust.
Ink
in a counterclockwise -direction while
facing the front of the tractor. It is
also necessary to turn the adjusting
crank countercPockwise as far as it will
go in order to attach or remove the
mounting bracket from model 220 or
222 tractors, To decrease the belt
tension or to hstall or remove the belt,
turn the adjusting crank clockwise.
during
:rease i
ing cra
Figure 8,
Engine Maintenance:
Complete tractor and engine maintenance
bstructions are outlined on pages 12
and 13 of your tractor Operator's Man-
ual, When rnotvinz, give particular atten-
tion to the areas which are affected by
grass accumulation. Check and brush
off the engine air intake screen and
heat exchanger fins DAILY.
Also check
and clean the engine air cleaner element
daily as explained on page 21 of your
tractor manual. If mowing under par-
ticularly dry or dusty conditions a "Pre-
cleaner," part number K0237421, is
available through your J I Case Dealer
which fits over the regular element
See Figure 8. This precleaner can be
washed out with soap and water as nec-
essary which will extend the life of the
0-
dry element furnished with the tractor.