If the Battery Goes Dead
The following symptoms indicate that the
battery is dead:
The starter motor does not turn or turns
weakly, and the engine does not start.
The horn is weak.
Procedure
Use jumper cables and start the engine using
the rescue vehicle’s battery.
WARNING
Use jumper cables only in the
recommended manner. Improper use
of jumper cables can result in battery
explosion or unexpected machine
motion.
• Do not let the problem machine and
rescue vehicle touch each other.
• Do not let the positibe (+) and negative
(–) clips of the jumper cables touch
each other.
• Connect the jumper cables to the
positive (+) terminals first, and
disconnect them from the negative
(–) terminals (ground) first.
• Connect the final clip of the jumper
cable to a point as far away from the
battery as possible.
Use safety glasses when using jumper
cables to start the machine.
IMPORTANT: Use jumper cables and clips
of a size suited to the battery’s capacity.
Do not used damaged or corroded jumper
cables and clips.
IMPORTANT: The rescue vehicle’s
battery must have the same capacity as
the problem machine’s battery.
IMPORTANT: Connect the clips securely.
Connecting the jumper cables
IMPORTANT: Set the ignition keys of both
the rescue vehicle and problem machine
to the OFF position.
1. Connect the clip of jumper cable (R) to the
problem machine’s positive (+) terminal.
2. Connect the other clip of jumper cable
(R) to the rescue vehicle’s positive (+)
terminal.
3. Connect the clip of jumper cable (B) to the
rescue vehicle’s negative (–) terminal.
4. Connect the other clip of jumper cable (B)
to the problem machine’s engine block.
Connect the clip as far from the battery as
possible.
Starting the engine
1. Check that the clips are securely
connected to the terminals.
2. Start the rescue machine’s engine and run
it at high speed.
3. Start the problem machine’s engine.