Gravely HVZ Owner's/Operator's Manual page 15

6
1
LEVELLING AND ADJUSTING PITCH OF
MOWER DECK
NOTE: Adjust on a level surface, with the tires inflated to the
correct air pressure (see SPECIFICATIONS on page 23).
There are three measurements required to level and adjust
the pitch of the mower deck.
1. The distance from the mower blades to the ground.
2. The forward pitch of the mower blades.
3. The pitch of the mower blades from side-to-side.
The Distance From The Mower Blades To The
Ground (Figure 10):
• In the lowest cutting position should be 1-1/2 in. + 1/4 in.
(3.8 cm + 0.64 cm).
• In the highest cutting position should be 4-1/2 in. + 1/4
in. (11.4 cm + 0.64 cm).
2
1. Rear Trunnion 4. Drag Link
2. PTO Belt 5. Front Trunnion
3. Mower Deck 6. Lift Arms
Figure 9
GB - 15
3
Lowest Cutting Position
3
1
1-1/2 in. + 1/4 in. (3.8 cm + 0.64 cm)
Highest Cutting Position
3 1
4-1/2 in. + 1/4 in. (11.4 cm + 0.64 cm)
1. Mower Deck 3. Ground
2. Mower Blade
Figure 10
6
4
5
2
2