Komatsu WA800-1 Operation & Maintenance Manual page 66

COLD WEATHER OPERATION
4. Put fuel cut-off switch (3) in ON
position.
(When releasing the switch, it
will return to ON position.)
5. When preheater switch (4) is put
*
in the ON position, the pre-heat
monitor will light and automatic
pre-heating will start.
If the pre-heating monitor lights,
return the preheater switch to
AUTO position. (When releasing
the switch, it will return to AUTO
position.)
*
When the engine cooling water
6.
7.
temperature is over 13"C, if the
preheat switch is returned to
AUTO, the preheating monitor
will go out and automatic pre-
heating cannot be carried out.
If normal starting is difficult, use
the procedure given in "Starting
using manual preheating" to start
the engine.
Depress the accelerator pedal (5)
about half way.
Pre-heating finishes in about 80
seconds. The pre-heating monitor
lamp will stop illuminating so turn
starting switch key (2) to START
position to start.
When the pre-heat monitor is still
illuminated and the starting
switch is put in START position,
the glow plug will get wet, and
there will be no ignition, so be
careful of starting problems.
When starting, and the starting
motor is rotating, the monitor will
start to flash. If the flashing
stops after the engine starts,
there is nothing wrong.
Do not continue cranking the
engine for more than 20 seconds.
W-02889
- 65 -