Doosan DX700LC Operation And Maintenance Manual page 150

Connecting the Booster Batteries
1. Shut down engine of the machine on which booster
batteries (3, Figure 12) are mounted.
2. Connect one end of red cable (1, Figure 12) to the positive
(+) terminal of the machine batteries (4), and the other end
to the positive (+) terminal of the booster batteries.
3. Connect one end of black cable (2, Figure 12) to the
negative (-) terminal of the booster batteries (3), and then
make ground connection to the upper frame (5) of the
machine to be started with the other end of black (-) cable
(2, Figure 12). When making the last connection to upper
frame, be sure to connect the cable end as far away from
the machine batteries as possible. DO NOT CONNECT
DIRECTLY TO THE NEGATIVE BATTERY TERMINAL.
4. Start the engine.
Disconnecting the Booster Batteries
1. Disconnect black negative (-) cable (2, Figure 12) from the
machine frame (5) first.
2. Disconnect the other end of black negative (-) cable (2,
Figure 12) from the booster batteries (3).
3. Disconnect red positive (+) cable (1, Figure 12) from the
booster batteries (3).
4. Disconnect red positive (+) cable (1, Figure 12) from the
machine batteries (4).
Operation
3-8
1
3
BLACK
2
Figure 12
RED
4
5
ARO0440L
OP001122