MMD Equipment 400S-6B1 - Manual (Page 58)

6. Maintenance/Adjustment
6-2
TR0452
6.1.1 Charge Battery
Disconnect the cable between battery and the unit, and
charge the battery with a 12 V battery charger. Do not
charge two batteries at the same time.
Be sure not to connect (+) and (–) terminals backwards.
Be sure to read the operation manual of the battery
charger to know if it is applicable, before using it.
6.1.2 How to Use Booster Cable
When a booster cable has to be used or when cables are connected again after an battery is replaced,
be careful not to connect (+) and (–) terminals backwards. Such wrong-connection will cause spark and
damage to each component.
<Procedure for using a booster cable>
① Stop the engine.
② Connect one end of the (+) cable to the (+)
terminal of the machine battery.
③ Connect the other end of the (+) cable to the (+)
terminal of the external battery.
④ Connect one end of the (–) cable to the (–)
terminal of the external battery.
⑤ Connect the other end of the (–) cable to the
engine block of the machine.
⑥ Start up the engine.
⑦ Disconnect the booster cable by following the
procedure back in the reverse order.
Machine battery
M980196-1E
External battery (12V)
Connect to the engine block
Battery
Battery charger
(12V)
Do not connect the cable reversely