Battery - Husqvarna MZ61 Operator's Manual

Battery

Your mower is equipped with a maintenance free battery and
does not need servicing. However, periodic charging of the
battery with an automotive type battery charger will extend its
life.
• Keep battery and terminals clean.
• Keep battery bolts tight.
• See chart for charging times.
CAUTION! Always wear eye protection when
around batteries.
Cleaning battery and terminals
Corrosion and dirt on the battery and terminals can cause the
battery to lose power.
1. Open the terminal access doors.
2. Disconnect BLACK battery cable first, then the RED
battery cable and remove the battery from the machine.
3. Rinse the battery with plain water and dry.
4. Clean terminals and battery cable ends with wire brush
until shiny.
5. Coat terminals with grease or petroleum jelly.
6. Reinstall battery.
Replacing battery
1. Lift seat and rotate forward.
2. Open terminal access doors
3. Using two ½" wrenches disconnect BLACK battery cable
then RED battery cable.
4. Using a / wrench, remove the bolts on either side of the
7
16
terminal guard and lift off guard.
5. Carefully remove the battery from the mower.
6. Install new battery with terminals in the same position as
the old battery.
7. Reinstall battery terminal guard.
8. Connect RED battery cable to positive (+) battery terminal
with hex bolt and hex nut.
MAINTENANCE
STANDARD
BATTERY
12.6V
12.4V
12.2V
12.0V
11.8V
9. Connect BLACK grounding cable to negative (-) battery
terminal with remaining hex bolt and hex nut.
10. Close access doors.
11. Lower seat.Connect BLACK grounding cable to negative
(-) battery terminal with remaining hex bolt and hex nut
12. Replace terminal boot cover.
13. Lower the seat.
WARNING! Do not short battery terminals by
allowing a wrench or any other object to contact both
terminals at the same time. Before connecting battery,
remove metal bracelets, wristwatch bands, rings, etc.
Positive terminal must be connected first to prevent sparks
from accidental grounding.
IMPORTANT INFORMATION Do not attempt to open
or remove caps or covers. Adding or checking level of
electrolyte is not necessary.
Always use two wrenches for the terminal screws.
23
STATE APPROXIMATE BATTERY CHARGING TIME*
TO FULL CHARGE AT 80
OF
Maximum Rate at:
CHARGE
50 Amps 30 Amps
100% - FULL CHARGE -
75% 20 min. 35 min.
50% 45 min. 75 min.
25% 65 min. 115 min.
0% 85 min. 150 min.
*Charging time depends on battery capacity,
condition, age, temperature and efficiency of charger
O F / 27 O C
20 Amps 10 Amps
48 min. 90 min.
95 min. 180 min.
145 min. 280 min.
195 min. 370 min.