Komatsu WA600-8 Operation & Maintenance Manual page 357

OPERATION
NOTICE
• The starting system for this machine uses 24 V. Accordingly, the normal machine must be equipped
with a 24 V power supply.
• The sizes of the jumper cables and clips should be suitable for the battery size.
• The battery of the normal machine must be the same capacity as that of the failed machine.
• Check the cables and clips for damage or corrosion.
• Make sure that the cables and clips are firmly connected.
• Check that the work equipment pilot lamps of both machines are lit or the parking brake switches
are in ON position.
• Control levers must be in NEUTRAL position.
• To prevent damage of the electric devices of the failed machine, before connecting the jumper ca-
bles, turn the starting switch of the failed machine to OFF position first, and then turn the battery
disconnect switch to OFF position.
For the operating method of the battery disconnect switch, see "BATTERY DISCONNECT SWITCH
(3-139)".
REMARK
If the battery disconnect switch is turned to OFF position, all the electrical system is cut out and the functions of
KOMTRAX stop.
In addition, the time information of the clock and the radio tuning information may be lost.
In this case, set the information again. For detail, see "CLOCK ADJUSTMENT (3-91)" and "HANDLE RADIO
(3-270)".
PROCEDURE FOR CONNECTING JUMPER CABLES
Turn the starting switch to OFF position for both the failed machine and the normal machine.
Turn battery disconnect switch (S) of the failed machine to OFF position.
1.
Connect the clip of jumper cable (A) to the positive (+) ter-
minal of battery (C) on the failed machine.
2.
Connect the clip at the other end of jumper cable (A) to the
positive (+) terminal of battery (D) on the normal machine.
3.
Connect the clip of jumper cable (B) to the negative (-) ter-
minal of battery (D) on the normal machine.
4.
Turn the battery disconnect switch (S) of the failed ma-
chine to ON position.
5.
Connect the clip at the other end of jumper cable (B) to en-
gine block (E) of the failed machine.
METHOD FOR STARTING ENGINE
Check that the work equipment lock pilot lamps of both machines are lit.
Control levers must be in NEUTRAL position.
1.
Make sure the clips are firmly connected to the battery terminals.
2.
Start the engine of the normal machine and run it at high idle (max. speed).
3.
Turn the starting switch of the failed machine to START position and start the engine.
If the engine does not start, try it again after 2 minutes or more.
PROCEDURE FOR DISCONNECTING JUMPER CABLES
After the engine has started, disconnect the jumper cables in the reverse of the order in which they were con-
nected.
k k
WARNING
TROUBLES AND ACTIONS
3-289