Gravely ZT 50, Руководство владельца/оператора

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GB - 24
Install
(Figure 18)
NOTE: Do not install PTO belt on left mower
deck pulley in step 1.
1. Install PTO belt on engine drive pulley
and mower deck.
2. Pull idler arm towards outside of unit
until PTO belt can be routed around left
mower deck pulley.
3. Slowly release idler arm until idler pulley
rests firmly against PTO belt.
4. Install belt covers on mower deck.
NOTE: Ensure that belt is still positioned in
the groove of the sheave after belt covers are
installed.
REPLACING HYDROSTATIC BELT
Remove
(Figure 20)
1. Remove PTO belt (see REPLACING
PTO BELT on page 23).
2. Disconnect idler spring.
3. Remove hydrostatic belt from
hydrostatic transmission pulleys, drive
pulley, and idler.
Install
(Figure 20)
1. Install hydrostatic belt on idler, drive
pulley, and hydrostatic transmission
pulleys.
2. Connect idler spring.
3. Install PTO belt (see
REPLACING PTO
BELT on page 23).
Figure 18
1. Deck Spindle
2. Engine Drive Pulley
3. Deck Idler
4. PTO Belt
2
3
4
1
1
915146, 168
915148, 150, 170
Figure 19
1. Deck Spindle
2. Engine Drive Pulley
3. Deck Idler
4. PTO Belt
3
4
1
1
2
CAUTION: Use care when
releasing idler spring tension.
Keep body parts well away from
idler when performing this
operation.
Figure 20
1
1. Hydrostatic Belt
2. Hydrostatic
Transmission
Pulley
3. Idler
4. Idler Spring
2
2
3
4