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the blade always be removed from the adapter
when testing for balance.
Installing the Blade
•
Before reinstalling the blade and the blade adapter
to the unit, lubricate the engine crankshaft and the
inner surface of the blade adapter with light oil.
•
Be sure to install the blade with the side of the
blade marked "Bottom" (or with part number) facing
the ground when the mower is in the operating
position.
•
Slide the blade adapter onto the engine crankshaft.
•
Place the blade on the adapter. Be certain the
blade is aligned and seated on the blade adapter
flanges.
•
Place blade bell support on blade. Make sure the
notches on the blade bell support are aligned with
small holes in the blade.
•
Replace hex bolt and tighten hex bolt to torque: 450
in. lbs. min., 600 in. lbs. max.
NOTE: To ensure safe operation of your mower,
periodically check the blade bolt for correct torque.
Blade
Adapter
Figure 18
Drive Belt Replacement
•
Disconnect the spark plug wire and ground it
against the engine.
•
Drain the fuel tank or place a piece of plastic
beneath the cap to prevent gasoline leakage.
•
Place shift lever in the first position and tip the
mower on its side with air filter facing up.
•
Remove the center bolt which secures the blade to
the crankshaft followed by blade bell support,
blade, and blade adapter.
•
Move the cutting height adjustment to the highest
position.
•
•
Blade Bell
Support
Hex Bolt
•
Transmission
Pulley
Belt
•
•
15
Remove the three hex screws holding the baffle to
the deck and pivot baffle towards the rear of the
mower. See Figure 19.
Figure 19
Remove the hex bolt from the rear of unit holding
the transmission to the mower housing.
See Figure 20.
Wheel
Cutting Height
Adjustment
Figure 20
Tilt the transmission forward and loosen the idler
pulley bolt and lock nut half a turn. See Figure 21.
Belt Keeper
Bracket
Idler Pulley
Bracket
Idler
Pulley
Bolt and
Locknut
Figure 21
Using a pair of pliers, pull back and rotate belt
keeper bracket from the slot on the idler pulley.
Slide the belt out from between the belt keeper
bracket and the idler pulley.See Figure 21.
Baffle
Hex Bolt
Wheel
Transmission
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