Komatsu WA800-1 Operation & Maintenance Manual page 48

OPERATING YOUR MACHINE
CHECKS AFTER STARTING
Do not leave the key in START
for more than 20 seconds.
To start engine in cold weather,
refer to COLD WEATHER
OPERATION.
When using fuel with a low
cetane value, starting the engine
is usually difficult in normal tem-
peratures. In such cases, use the
procedure for starting in cold
weather to make it easier to start
the engine.
Special starting
When starting after running out
of fuel, fill with fuel, then fill the fuel
filter cartridge with fuel and bleed
the air from the fuel system before
starting.
Refer to FUEL FILTER in every
500 hours services.
After starting make the following
checks.
Depress accelerator pedal (1)
lightly and run the engine with no
load at midrange speed for about
5 minutes.
After warm-up run is completed,
check monitor lamps for proper
operation.
Continue to run the engine at
light load until the green ranges
of the engine water temperature
gauge and torque converter oil
gauge light.
3.
*
*
*
*
Check if the exhaust color is
normal or whether there is any
abnormal noise or vibration.
Avoid abruptly accelerating the
engine until the completion of
warm-up.
Do not run the engine for more
than 20 minutes at low idling or
at high idling.
When warming up the engine for
at least 20 minutes, load it from
time to time, or if this is not possi-
ble run the engine at medium
speed.
For machines where the air dryer
is installed as an option, in cold
temperatures below - 1 OX,
when operating the machine
after it has been stopped for
several hours, run the engine for
at least 10 minutes after starting
before moving the machine.
W-04281
- 47 -