Electrical System
Maintenance
Electrical System Safety
•
Disconnect the battery before repairing the
machine. Disconnect the negative terminal first
and the positive last. Connect the positive terminal
first and the negative last.
•
Charge the battery in an open, well-ventilated
area, away from sparks and flames. Unplug the
charger before connecting or disconnecting the
battery. Wear protective clothing and use insulated
tools.
Servicing the Battery
Service Interval: Monthly
Removing the Battery
WARNING
Battery terminals or metal tools could short
against metal machine components causing
sparks. Sparks can cause the battery gasses
to explode, resulting in personal injury.
• When removing or installing the battery,
do not allow the battery terminals to touch
any metal parts of the machine.
• Do not allow metal tools to short between
the battery terminals and metal parts of the
machine.
WARNING
Incorrectly removing the cables from battery
could damage the machine and cables,
causing sparks. Sparks can cause the battery
gasses to explode, resulting in personal
injury.
• Always disconnect the negative (black)
battery cable before disconnecting the
positive (red) cable.
• Always connect the positive (red) battery
cable before connecting the negative
(black) cable.
1.
Park the machine on a level surface, disengage
the blade-control switch (PTO), and engage the
parking brake.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Remove the battery as shown in
Charging the Battery
WARNING
Charging the battery produces gasses that
can explode.
Never smoke near the battery and keep sparks
and flames away from the battery.
Important:
Always keep the battery fully charged
(1.265 specific gravity). This is especially
important to prevent battery damage when the
temperature is below 0°C (32°F).
1.
Remove the battery from the chassis; refer to
Removing the Battery (page
2.
Charge the battery for 10 to 15 minutes at 25 to
30 A or for 30 minutes at 10 A.
Note:
Do not overcharge the battery.
3.
When the battery is fully charged, unplug
the charger from the electrical outlet, then
disconnect the charger leads from the battery
posts
(Figure
43
Figure
Figure 50
43).
51).
50.
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