Troy-Bilt Colt RZT Replacing the Deck Drive Belt, Using the idler pulley to tension 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.

warning!: Use caution to avoid pinching your fingers when rolling the belt onto the PTO pulley.

•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.

PTO Pulley

PTO Belt

Rotate

Pulley

Transmission

Tube

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.

Figure 7-6

28

Section 7— Service