MTD RZT Series Operator's Manual page 28

WARNING!
: The muffler at the rear of the
tractor may be extremely hot, and could cause
serious burns. Use extreme caution when near
the muffler. Allow the muffler to fully cool
before installing the belt.
Using the idler pulley to tension the belt.
• Using the deck lift handle, raise the deck to the
position that provides the most horizontal run of the
belt between the deck idler pulleys and the PTO pulley
on the bottom of the engine.
• Install the belt in the PTO pulley on the bottom of the
engine.
• Route the backside of the belt around the fixed idler
pulley of the deck. Refer to Figure 7-3.
• Working from the middle of the tractor, pivot the idler
bracket/movable pulley rearward against the spring
tension and slide the backside of the belt onto the
movable idler pulley. Refer to Figure 7-3.
Rolling the belt into the PTO pulley.
• Using the deck lift handle, raise the deck to the
position that provides the most horizontal run of the
belt between the deck idler pulleys and the PTO pulley
on the bottom of the engine.
• Make certain the belt is in the spindle pulleys of the
deck, and that the backside of the belt is against both
the fixed and movable idler pulleys. Refer to Figure 7-3.
• Sitting behind the tractor, facing forward, make certain
the belt is not twisted; then reach beneath the tractor
to grasp the belt and pull it toward the PTO pulley.
_ ARNINGh Use caution to prevent pinching
your fingers when rolling the belt onto the
PTO pulley.
\\4\
PTO Pulley
PTO Belt
Transmission
Tube
Figure 7-5
Pull the right side of the belt rearward and place the
narrow V side of the belt into the PTO pulley. See
Figure 7-5.
While holding the belt and pulley together, rotate the
pulley to the left (See Figure 7-5). Continue holding and
rotating the pulley and belt until the belt is fully rolled
into the PTO pulley.
Replacing the Deck Drive Belt
• Remove the deck from beneath the tractor, (refer to
Deck Removal on page 26).
• Remove the hex tapping screws securing the belt
covers to the deck and remove the belt from the
spindle pulleys. Refer to Figure 7-6.
• Install the new belt around the spindle pulleys as
shown in Figure 7-6 and reinstall the belt covers.
• Route the belt rearward between the two idler pulleys
and reinstall the deck following the instructions in
Deck Installation on page 27.
50" Mower Deck 54" Mower Deck
Figure 7-6
SECTION 7--
SERVICE