Columbia RZT L Series, Руководство оператора

Страница: 29 / 42

S
ECTION
7 — S
ERVICE 29
Rolling the Belt off the PTO Pulley
1. 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.
2. Sitting behind the tractor facing forward, reach beneath
the tractor to grasp the belt at the front of the PTO pulley.
WARNING!
Use caution to avoid pinching your
fingers when rolling the belt off the PTO pulley.
3. Pull the left side of the belt rearward and downward while
manually turning the PTO pulley to the right until the belt
rides out onto the edge of the lower sheave of the pulley.
NOTE:
If pulling the right side of the belt, turn the pulley left.
4. While still holding the belt downward, continue turning the
PTO pulley until the belt is rolled off the pulley. Refer to Figure
7-5.
PTO Pulley
PTO Belt
Transmission
Tube
Figure 7-5
5. Lower the deck into the lowest position using the deck lift
handle. See Figure 7-3.
Releasing Belt Tension with the Idler Pulley
1. 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. See Figure 7-3.
Lowest Mowing
Position
Highest Mowing
Position
Deck Lift Handle
Figure 7-3
2. Working from the middle of the tractor, pivot the idler
bracket and movable idler pulley rearward away from the
backside of the ‘V” belt just far enough to lift the belt up
and over the idler pulley. See Figure 7-4.
Moveable Idler
Pulley
46/50/54” Decks
Fixed
Idler
Pulley
Idler Bracket
Moveable Idler
Pulley
Fixed
Idler
Pulley
Idler Bracket
42” Decks
Figure 7-4
3. From beneath the rear of the tractor, slide the belt off of
the PTO pulley on the bottom of the engine.