Worldlawn WY33N11BS Operator's Manual - Adjustments & Repairs
Adjustments & Repairs
5
1. Be sure that Mower Blade Drive Lever is disengaged and
both Brake Latches are locked. FIG2
2. Remove both Center Spindle Pulley Belt Guard, FIG 6,
loosen and remove Belt Guard from Engine Pulley, Nuts are
shown in FIG 9.
3. Remove Blade Drive Belt and replace Belt, route Belt
around Pulleys as shown.
4. Reposition Belt Guards 1/8” clearance from tensioned
Belt and tighten.
5. To adjust Belt tension, tighten or loosen nut. FIG 6
6. Operate the Blade Drive Lever to see that the Belt guard
clear the pulleys and the belt and that the Blade Brake
functions properly.
TRANSMISSION DRIVE BELT
REPLACEMENT FIG 8
1. Remove Engine Pulley Belt Guard FIG 1 & 9 and Blade
Drive Belt from Engine Drive Pulley.
2. Loosen Locknut and move the Transmission Drive Idler
Pulley toward the RH side of the Mower.
3. Install new Belt, reinstall Engine Pulley Belt Guard.
Blade
Drive Belt
Transmission
Drive Belt
Engine Drive
Pulley
Transmission
Drive Idle
Pulley
Transmission
Input Pulley
FIG 8 Transmission Drive Belt
(As viewed from top of mower)
WHEEL DRIVE BELT REPLACEMENT
FIG 9
Handle Bar
Bolts
Hair Pins
Idler Pulley
Engine Pulley
Belt Guard
Nuts(2)
Transmission Filler Port
Engine
Oil
Drain
FIG 9 Wheel Drive Belts
1. Raise and securely block up Engine Frame so tires clear
the ground and work from RH side of Mower.
2. Remove locknuts and Belt Guard,
3. Squeeze Steering Lever to lift up Idler Pulley.
4. Remove Wheel Drive Belt and replace Belt, route Belt
around Pulleys as shown.
5. Reinstall all parts in proper order.
-NOTE-
THE FOLLOWING TWO ADJUSTMENTS MAY BE
REQUIRED IF THE MOWER DOES NOT HOLD ON A
HILL WITH BOTH STEERING LEVERS PULLED TIGHT
TO HANDLES OR IF THE BRAKE(S) DRAG WHEN
BOTH STEERING LEVERS ARE RELEASED.
WHEEL DRIVE CONTROLS ADJUSTMENT FIG 10
Hair
Pins
Control Rod
Shift Control
Rod
Fuel
Shut Off
Vavle
Grease Fittings(2)
Blade
Control
Rod
Control
Rod
FIG 10 Wheel Drive Controls
1. Remove the Hair Pin and pull out Control Rod from the
Steering Lever.
2. Lengthen or shorten the Control Rod a few turns so that
the Mower should be braked when the Brake Latches are