RedMax GT2454F Manual De Operario página 23

SERVICE AND ADJUSTMENTS
TO CHECK BRAKE
If tractor requires more than fi ve (5) feet (1,5 m) to stop at
highest speed in high est gear on a level, dry concrete or
paved surface, then brake must be serviced.
You may also check brake by:
1. Park tractor on a level, dry concrete or paved surface,
depress brake pedal all the way down and engage
parking brake.
2. Disengage transmission by placing freewheel control
in "transmission disengaged" position. Pull freewheel
control out and into the slot and release so it is held in
the disengaged position.
The rear wheels must lock and skid when you try to manu-
ally push the tractor forward. If the rear wheels rotate,
then the brake needs to be serviced. Contact a qualifi ed
service center.
TO REPLACE MOWER BLADE DRIVE BELT
MOWER DRIVE BELT REMOVAL (See Fig. 34)
• Park tractor on a level surface. En gage parking brake.
• Lower attachment lift lever to its lowest position.
• Remove mandrel covers.
• Remove any dirt or grass clippings which may have
accumulated around mandrels and entire upper deck
surface.
• Roll belt out of pulley groove by pulling up on belt while
rotating pulley by hand.
• Remove the belt from around the electric clutch on the
engine shaft.
IDLER ARM
SPRING
LEFT
MANDREL
COVER
EYEBOLT
LEFT
MANDREL
PULLEY
IDLER
PULLEY
ELECTRIC
CLUTCH
BELT
RIGHT
MANDREL
COVER
Fig. 34
MOWER DRIVE BELT INSTALLATION (See Fig. 35 & 36)
NOTE: For ease in installing the deck belt, refer to the
routing decal on the cutting deck.
• Ensure deck spring is attached to the idler arm and
eye bolt.
• Place the belt around all pulleys except the left side
mandrel pulley.
• Roll belt onto left side mandrel pulley by starting belt
in rear of pulley and rotating pulley to draw belt into
pulley groove.
• Double check belt routing to make sure it matches the
routing decal, and that the belt does not have any twist.
Correct if needed.
BELT ROUTING
IDLER
PULLEY
• Adjust belt tension until spring is extended to a length
of 5.1" (12,95 cm) in the lowest cut height setting.
- Loosen inner adjustment nut.
- Turn outer adjustment nut clockwise ( ) to increase
tension, counterclockwise ( ) to decrease tension.
- Tighten inner adjustment nut securely.
INNER ADJUSTMENT NUT
OUTER ADJUSTMENT NUT
• Replace mandrel covers on both mandrel housings
and secure with fasteners.
23
ENGINE
BLADE BELT
Fig. 35
SPRING
EYEBOLT
Fig. 36