Check Battery - Gravely Compact-Pro 34 991088 Operator's Manual

See Figure 16.
1. Remove blades from unit. Discard blades
if:
• More than 1.3 cm (1/2") of metal is
removed.
• Air lifts are eroded.
• Blades are bent or broken.
2. File or grind an equal amount of material
from each cutting edge of the blade until
sharp. DO NOT change angle of cutting
edge or round the corner of the blade.
DO NOT Sharpen to This Pattern
2
DISCARD if more
than 1.3 cm (1/2")
3
Sharpen to This Pattern
1. Cutting Edge
2. Square Corner
3. Air Lift Erosion
4. Air Lift
Figure 16
CAUTION: Unbalanced blades
cause excessive vibration and
eventual damage to unit.
Balance blades before
reinstalling on unit.
NEVER weld or straighten
blades.
3. Check blade balance by sliding blade on
an unthreaded bolt. If blade does not
remain horizontal, sharpen the heavy end
until blade is balanced.
1
4
1
4
EN - 19
Install Blades
1. Install mower blade(s) on unit.
2. Tighten the bolts to a torque of
156 – 217 N•m (115 – 160 lb-ft).

CHECK BATTERY

WARNING: Battery posts,
terminals and related
accessories contain lead and
lead compounds, chemicals
known to the State of California
to cause cancer and
reproductive harm. Wash hands
after handling.
Remove Battery
1. Remove wing knob or hex nut.
2. Tip seat forward. See Figure 17.
Figure 17
See Figure 18.
3. Disconnect the negative cable and then
the positive cable from the battery.
4. Remove hold down and remove battery.
1
3
1. Negative Terminal
2. Positive Terminal
3. Battery
Figure 18
2