Replacing And Tensioning The Alternator Belt; Controls System Maintenance; Adjusting The Control Handle; Neutral Position - Toro 74280TE Operator's Manual

Replacing and Tensioning
the Alternator Belt
Check the alternator belt for wear after every
50 hours of operation.
Replacing the Alternator Belt
1. Disengage the PTO, move the motion control
levers to the neutral locked position and set
the parking brake.
2. Stop the engine, remove the key, and wait for
all moving parts to stop before leaving the
operating position.
3. Tilt the seat forward and remove the front
engine panel (Figure 61).
Figure 61
1. Front engine panel
4. Remove the pump drive belt. Refer to
Removing the Pump Drive Belt.
5. Loosen the two bolts holding the alternator
(Figure 62).
6. Remove the belt from the pulleys and
alternator (Figure 62).
7. Install a new belt around the pulleys and the
alternator (Figure 62).
Tensioning the Alternator Belt
1. Place a handle between the alternator and
cylinder block (Figure 62).
2. Adjust the alternator to the outside until there
is 3/8 to 1/2 inch (10 to 13 mm) deflections in
the belt between the engine and the alternator
(Figure 62).
3. Tighten the alternator bolts.
2. Knob
4. Check the deflection in the belt again and
adjust the belt if needed.
5. If the deflection is correct, torque the upper
bolt to 170 in-lb (19 N•m) and the bottom bolt
to 45 ft-lb (61 N•m) (Figure 62).
6. Install the pump drive belt; refer to Replacing
the Pump Drive Belt.
7. Install the front engine panel (Figure 61).
Figure 62
1. Alternator
2. Alternator belt
3. Handle
Controls System
Maintenance
Adjusting the Control
Handle Neutral Position
If motion control levers do not align, or move
easily into the console notch, adjustment is
required. Adjust each lever, spring and rod
separately.
Note: Motion control levers must be installed
correctly. See Installing the Motion Control Levers
in the set up instructions.
1. Disengage the PTO, move the motion control
levers to the neutral locked position and set
the parking brake.
2. Stop the engine, remove the key, and wait for
all moving parts to stop before leaving the
operating position.
49
4. Deection, 3/8 to 1/2 inch
(10 to 13 mm)
5. Top bolt
6. Bottom bolt