Komatsu PC18MR-3, Operation & Maintenance Manual

Page: 132 / 284

USE OF THE MACHINE AND RELATED CONTROLS
130 WEAM012101
3.3.1.4 OPERATIONS TO BE CARRIED OUT
BEFORE STARTING THE ENGINE
WARNING
q
When starting the engine, make sure that the safety lever is
in the “locked” position.
q
If the control levers are not locked and are inadvertently
touched when the engine is started, the work equipment
may move suddenly and cause serious accidents.
1. Make sure that the safety lever (1) is in the “locked” position
(L).
NOTE
q
If the safety lever is not in position (L), the engine cannot be
started.
2. Check the position of each lever.
3. Insert the key in the start-up switch (2) and turn it to ON, then
carry out the checks indicated below.
1 - Check that the horn goes on for about 1 second and that
the following warning lights are on for about 3 seconds.
q
Pre-heating warning light (3)
q
Battery charge level warning light (4)
q
Engine oil low pressure warning light (5)
q
Electrical system control warning light (6) (optional)
q
Engine coolant temperature warning light (7)
q
Fuel level warning light (8)
q
Travel speed increase warning light (9)
If a warning light or indicator does not turn on, or the sound
alarm does not go on, contact a Komatsu Distributor, who will
carry out all the necessary repair operations.
After approximately 3 seconds, only the following warning
lights remain on. The other warning lights go out.
q
Battery charge level warning light (4)
q
Engine oil low pressure warning light (5)
q
Electrical system control warning light (6) (optional)
NOTE
q
The control monitor of the electric system (6) lights up, but this
machine does not have such function.
The monitor only works when an optional controller is installed.
RKA26070
RKA22440
RKA24230