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evenly at the original 30° angle to maintain
balanced cutting blades. Do not sharpen
the underside of the blades. Use a electric
blade sharpener, a conventional electric
grinder or a hand file to sharpen the
blades.
i.
Replace any blade with severe nicks or
dents that cannot be removed by filing.
j.
Check the balance of the blade assembly
after sharpening by placing it on a blade
balancer. Do not use un-balanced blades.
k. If the blade dips on one end, file stock off
of the cutting surface on that end.
l.
To replace the blade reverse the above
process and tighten 1-1/8" nut to 100-120
lb ft. and the 9/16" nuts to 35-40 lb ft.
Note:
Blade assemblies that cannot be eas-
ily balanced—REPLACE. Replace 9/16" lock
nuts if the pivot blades are removed from the
assembly
3. Changing the Blade Drive Belts:
a. Set the parking brake. Remove ignition key
and both spark plug caps.
b. Unscrew the wing nuts from the deck cov-
ers and remove both covers.
c. Using a 1/2" socket breaker bar or socket
rachet insert the male end into the 1/2"
opening in the lower idler arm assembly
and pull the idler arm clockwise. While
holding the idler arm back, loosen the
blade drive belt from the pulley and slide
the belt away from the pulley.
d. Remove tension of the PTO belt by moving
the belt tensioning rod. Loosen the belt
retaining bolt.
e. Pull the tensioner pulley away from the belt
and remove the PTO belt then remove the
blade drive belt.
f.
Reverse the process to install the belt.
Note:
When replacing belts do not over-
tighten. Adjust the idler pulley so that a ten-
pound pull with a spring scale between two
pulleys deflects the belt about 1/2".
Figure. 6
4.
Changing the Spindle Assembly
a. Jack up the front of the mowing deck about
one foot and block it in that position.
b. Make sure the blade clutch is disengaged.
c. Remove the deck cover.
d. Remove the drive belts. (See 3. Changing
Blade Drive Belts.)
e. Remove the cutter blade assembly. (See 2.
Changing a Blade.)
f.
Using a wrench or socket rachet remove
four hex nuts, and the four hex head cap
screws. Remove the spindle assembly.
B.Hydraulic Oil
Never overfill the hydraulic units. Damage can
occur if the oil level is not within the proper
operating range.
Note:
hen adding hydraulic oil, do so in
W
small quantities and recheck the oil level
before adding more. It is important that you do
not overfill the reservoir.
17
Spindle
WARNING:
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