Maintenance
Voltage
Reading
Percent
Charge
Maximum
Charger
Settings
Charging
Interval
12.6 or
greater
100%
16 volts/7
amps
No
Charging
Required
12.4 – 12.6 75–100%
16 volts/7
amps
30 Minutes
12.2 – 12.4 50–75%
16 volts/7
amps
1 Hour
12.0–12.2 25–50%
14.4 volts/4
amps
2 Hours
11.7–12.0 0–25%
14.4 volts/4
amps
3 Hours
11.7 or less
0%
14.4 volts/2
amps
6 Hours or
More
Check Mower Blades
Service Interval: Before each use or daily
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Lift deck and secure in raised position as stated in
the Clean Grass Build-Up Under Deck section.
3. Inspect blades and sharpen or replace as required.
4. Reinstall the blades (if they were removed) in the
following order:
A. Install bushing through blade with bushing
ange on bottom (grass) side of blade.
Figure 11
1. Install bushing in blade prior to installing bushing in
spindle.
B. Install bushing/blade assembly into spindle.
Figure 12
1. Use wrench here for
blade installation. This
nut has been torqued to
140–145 ft-lb (190–197
N-m)
2. Torque to 55-60 ft-lb
(75-81 N-m) Apply
lubricant to threads
as needed to prevent
seizing. Copper-based
anti-seize preferable.
Grease acceptable
substitute.
C. Apply lubricant to threads of blade bolt as
needed to prevent seizing. Copper-based
anti-seize preferable. Grease acceptable
substitute. Install blade bolt nger tight. Place
wrench on the top spindle nut then torque the
blade bolts to 55-60 ft-lb (75-81 N-m).
WARNING
Incorrect installation of the blade or
components used to retain the blade can
be dangerous. Failure to use all original
components and assembled as shown could
allow a blade or blade component to be
thrown out from under the deck resulting in
serious personal injury or death.
Always install the original Exmark blades,
blade bushings, and blade bolts as shown.
Check Safety Interlock
System
Service Interval: Before each use or daily
Note: To prevent engine cut-outs on rough terrain
the seat kill switch has a 1/2 second delay.
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