Service Manual

325/328 Excavator
75 Operation and Maintenance Manual
ELECTRICAL SYSTEM (CONT’D)
Using A Booster Battery (Jump Starting)
IMPORTANT
If jump starting the excavator from a second machine:
When jump starting the excavator from a battery
installed in a second machine is NOT running while
using the glow plugs. High voltage spikes from a
running machine can burn out the glow plugs.
I-2060-0195
If it is necessary to use a booster battery to start the
engine, BE CAREFUL! There must be one person in the
operator’s seat and one person to connect and
disconnect the battery cables.
Be sure the key switch is OFF. The booster battery must
be 12 volt.
Open the tailgate.
Figure PM-31
Connect one end of the first cable to the positive (+)
terminal of the booster battery. Connect the other end of
the same cable to the positive (+) terminal (Item 1)
[Figure PM-31] of the excavator starter.
Connect one end of the second cable to the negative (-)
terminal of the booster battery. Connect the other end of
the same cable to the negative excavator cable (Item 2)
[Figure PM-31] where it is attached to the frame.
NOTE: (See Cold Temperature Starting Procedure on
Page 24.)
Start the engine. After the engine has started, remove the
ground (-) cable first (Item 2) [Figure PM-31].
Disconnect the cable from the excavator starter (Item 1)
[Figure PM-31].
WARNING
Batteries contain acid which burns eyes and skin on
contact. Wear goggles, protective clothing and rubber
gloves to keep acid off body.
In case of acid contact, wash immediately with water.
In case of eye contact get prompt medical attention
and wash eye with clean, cool water for at least
15 minutes.
If electrolyte is taken internally drink large quantities
of water or milk! DO NOT induce vomiting. Get
prompt medical attention.
W-2065-1296
WARNING
Keep arcs, sparks flames and lighted tobacco away
from batteries. When
jumping from booster battery
make final connection (negative) at machine frame.
Do not jump start or charge a frozen or damaged
battery. Warm battery to 16°C before connecting to a
charger. Unplug charger before connecting or
disconnecting cables to battery. Never lean over
battery while boosting, testing or charging.
Battery gas can explode and cause serious injury.
W-2066-0705
IMPORTANT
Damage to the alternator can occur if:
• Engine is operated with battery cables
disconnected.
• Battery cables are connected when using a fast
charger or when welding on the excavator.
(Remove both cables from the battery.)
• Extra battery cables (booster cables) are
connected incorrectly.
I-2222-0903
P-49428
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