Blade Servicing - Honda RM752A Operator's Manual

Drive Shaft Lubrication
Lubricate the drive shaft slip joint every
hours. Failure to maintain proper lubrication could
result in damage to U-joints, gearbox and drive
shaft.
Lower mower to ground, disconnect drive shaft and
apply a bead of grease all around the male half
where meets the female half. Slide shaft in and
it
out several times to distribute grease.

BLADE SERVICING

Inspect blades for condition and proper installation
each time before operation. Replace any blade that
is bent, excessively nicked, worn or has any other
damage. Small nicks can be ground out when
sharpening.
Blade Removal
(figure 12)
Make certain ail movement
nents has stopped before opening blade access
cover.
Open blade access cover, reach through and align
one end of the crossbar with the hole. Use a block
of wood to hold blade carrier and loosen blade
retainer bolt (3), rotate retainer
aligned with blade pin
(2)
Remove blade (5).
2
1. Crossbar
Blade Din
2.
3. Blade ietainer bolt
Blade retainer
4.
5. Blade
Figure 12. Blade Assembly
F-7756 (1 0-89)
operating
8
of
cutter compo-
until half moon is
(4)
and remove blade pin.
TORQUE BOLT (3)
TO 20
Blade Installation
The words "This Side Down" are stamped on the
blade. Make sure this side of the blade is placed
toward the ground. Install blade
(1). Insert blade pin
retainer until half moon is away from the blade
(4)
pin. Tighten blade retainer
not over-tighten. Rotate crossbar and repeat
procedure. Replace blade access cover.
Your dealer can supply genuine replacement
blades. Substltute blades may not meet original
equipment specifications
dangerous.
Blade Sharpening
Remove blades.
Always sharpen both blades at the same time to
maintain balance. Follow original sharpening
pattern. Do not sharpen blade to a razor edge.
Leave a 1/16" blunt edge. Do not sharpen back
side.
FOLLOW ORIGINAL
PATTERN
Figure 13. Blade Sharpening
Belt Replacement
One of the major causes of belt failure is improper
installation. Before a new belt is installed, check
pulley shafts and bearings for wear. Check pulley
grooves for cleanliness. Make sure spindles turn
freely and without wobble.
cleaning, moisten a cloth with a non-flammable,
non-toxic degreasing agent or commercial detergent
and water.
19
(figure 12)
into crossbar
(5)
from top then rotate blade
(2)
(3) to ft-lbs. Do
bolt 20
and may
(figure 13)
I
\ \ ,
MAINTAIN CORNER
(figure 14)
grooves require
If
be