MTD 660 Series Owner's Manual page 17

AI
Shift
Knob
Truss
Head Screws
4. Unhook the deck belt from the engine pulley.
5. Remove the center bolt, lock washer and flat
washer, and let the engine pulley drop down so
the belt is past the belt guards.
Center Bolt
Lock Washer
Flat Washer
FIGURE 20.
3. Push the idler pulley toward the right side of the
unit. Lift the belt over the idler pulley. See figure
21.
4. Remove the belt from the variable speed pulley.
5. Remove the two bolts which hold the shift lever
bracket to the frame on the left side of the unit.
Swing the bracket toward the right so the belt can
be removed from the transmission pulley. See
figure 21.
6. Replace belt, and reassemble in reverse order.
7. Adjust the speed control as instructed in adjust-
ment section.
Transmission
Pulley
Shift Lever Bracket
Hex Bolt
FIGURE 22.
6. Place the clutch-brake pedal in park position,
7. Push forward on the variable speed pulley, lift the
belt off the engine pulley, and remove the belt
from the pulley.
8. Release the clutch-brake pedal. Using the pedal
to move the variable speed pulley as necessary,
lift the belt up and off the variable speed pulley.
NOTE: When reassembling, make certain belt is
inside the pins. See figure 23.
Speed
Idlel
Pulley
FIGURE 21.
Speed Pulley
Rear
Belt
FRONT DRIVE BELT
1. To remove the front drive belt, first remove the
rear drive belt from the idler pulley and variable
speed pulley.
2. Place the lift lever in the BLADES OFF position.
3. Remove the belt keeper pins from the engine
pulley belt guard. Refer to figure 18.
NOTE: Make certain belt keeper pins are reassembled
as shown in figure 18.
: Pins
. __ ,d
FIGURE 23.
9. Reassemble with a new belt, following instructions
in reverse order.
10. Adjust the speed control as instructed in adjust-
ment section.
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