Gravely Pro-Stance 36 CARB Owner's/Operator's Manual page 37

1 2
H L
1. High Deck Position
2. Low Deck Position
Figure 33
HOC INDICATOR ADJUSTMENTS
For accurate cutting the height shown on the
HOC indicator dial must match the cutting
height.
Adjust Index Wheel
1. Release tension on HOC belt (see
Adjust HOC Belt Tension below).
2. Move transport lock knob into off (up)
position.
3. Move deck to lowest position – 1.5" (38
mm) or 2.5" (64 mm) depending on
high/low range.
IMPORTANT: Deck is in lowest position when
deck lift contact arm is seated on the lowest
position of the HOC cam (Figure 34).
1
1. Deck Lift Contact Arm
2. HOC Cam
Figure 34
4. Rotate HOC wheel so the lowest cutting
position is indicated (reset dial position if
necessary):
5. Tighten belt tensioner.
Adjust HOC Belt Tension
(Figure 35)
1. Loosen the outer lock nut on the HOC
belt tensioner.
2. Loosen the inner lock nut enough to
allow the tensioner to move.
3. Using a spring scale or similar tool,
position the tensioner to where 5 – 7 lbs
(2.3 – 3.2 kg) of force is applied to the
HOC belt.
4. Tighten the inner lock nut.
5. Tighten the outer lock nut.
4
1. Outer Lock Nut
2. Inner Lock Nut
3. Belt Tensioner
4. HOC Belt
Adjust HOC index Wheel Detent
Pressure
(Figure 36)
2
The index wheel detent holds the HOC index
wheel at the desired cut height setting. If the
detent is out of adjustment the wheel will
either be difficult to rotate or will not keep the
desired setting.
To adjust:
EN - 37
2.50 1.50
(64) (38)
2 3
Figure 35
1