Kubota KX057-4, Operator'S Manual

Page: 54 / 134

OPERATION OF THE ENGINE 32
12. Remove the cloth and replace the vent caps.
A
This excavator has a negative (-) earthed 12 Volt
starting system.
A
Only use the same voltage when using an auxiliary
battery.
A
Using a higher voltage will cause serious damage to
the electrical system. When using an auxiliary battery,
only the compatible (same) voltage is permissible.
CHECK POINTS AFTER STARTING THE
ENGINE
After starting the engine, but before starting operation,
check the following points:
1. Put the throttle potentiometer in the middle between
" " and " " symbols and let the engine idle for
approx. five minutes. This allows the engine lubricant
to warm up and penetrate every part of the engine.
A
This idling is usually called "Warm-up".
2. Once the engine has warmed up, check:
A
the warning lamp "Engine oil pressure" has gone
out.
A
the warning lamp "Battery charge" goes out when
engine speed is increased.
A
the color of the exhaust is normal and no abnormal
noises or vibrations are heard or felt.
A
no fluid is leaking from pipes or hoses.
C
Should any following conditions occur, stop the
engine immediately.
A
The engine rpm's increases or decreases suddenly.
A
Sudden abnormal noises are heard.
A
Exhaust is black.
A
Warning lamp for engine oil lights up during operation.
A
In these cases, the excavator must be checked and
serviced by your local the KUBOTA dealer.
(1) Lay a damp rag over the vent caps
(2) Low battery
(3) Put a cloth over the battery openings
(4) Jumper cables
(5) Auxiliary battery