Kubota KX080-4S2, Operator'S Manual

Page: 52 / 144

OPERATION OF THE ENGINE 28
STARTING THE ENGINE UNDER COLD
CONDITIONS
To avoid personal injury or death:
A
Make sure that the pilot control lock lever is in
the "LOCKED" position during warm up.
Start the engine in the following manner;
1. Make sure the auto idle control switch is at the "OFF"
position (lamp off).
2. Pull the pilot control lock lever all the way back.
("LOCKED" position)
3. Insert the starter key into the starter switch.
4. Turn the throttle potentiometer toward "
" (high
speed) position.
5. Set the starter key to the "RUN" position. Hold the key
at this position until the " " mark on the display
panel disappears.
6. Turn the starter key to the "START" position.
7. Once the engine starts, release your hand from the
key. The key will return back to the "RUN" position.
8. If the engine fails to start, set the starter key to the
"STOP" position, and repeat the above steps 5 thru 7.
A
Let the engine warm up after start-up for approx. 10
minutes under no load conditions. If the hydraulic fluid
temperature is too low, the operation will be affected.
Do not operate the excavator under full load until the
engine has sufficiently warmed up.
STARTING WITH AN AUXILIARY BATTERY
To avoid personal injury or death:
A
Battery gases can explode.
Do not smoke and keep sparks and flames
away.
A
Do not start the engine with an auxiliary battery
if excavator battery is frozen.
A
Do not connect the black jumper cable to the
negative (-) terminal of the excavator battery.
B
Observe Following Guidelines when
Starting with an Auxiliary Battery
1. Bring the helping machine with the same battery
voltage as near as possible to the excavator.
THE MACHINES MUST NOT COME IN CONTACT
WITH EACH OTHER.
2. Bring the levers and pedal of both vehicles in the
neutral position and put the pilot control lock lever in
the "LOCKED" position.
3. Wear eye protection and rubber gloves.
4. Open the side cover. (See "Opening/Closing of the
Side Cover" in "MAINTENANCE" section.)
5. Ensure the vent caps are securely in place (if
equipped).
6. Connect the terminal of the red jumper cable with the
plus (+) terminal of the low battery and connect the
other end of the cable to the plus (+) terminal of the
auxiliary battery.
7. Connect the black negative cable to the minus (-)
terminal of the auxiliary battery.
8. Connect the other end of the black cable (coming from
the auxiliary battery) to the excavator frame as far
away as possible from the low battery.
9. Start the engine of the helping machine and let it run
for a while. Start the excavator with the low battery.
10. Disconnect the jumper cables in the reverse sequence
(Steps 8, 7, 6).