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3.
Turn the key in starting switch (3) to ON position (B).
REMARK
If the ambient temperature is low, the preheating pilot lamp
lights up and automatic preheating is performed.
Keep starting switch (3) key at ON position (B) until the
preheating pilot lamp goes out.
The time that the preheating pilot lamp stays lit depends
on the ambient temperature as shown in the table.
Ambient temperature
Lighting time
-15 °C or higher {5 °F or higher}
0 to 15 seconds
-15 °C or lower {5 °F or lower}
15 seconds
4.
If the preheating pilot lamp does not light up, or it lights up
and then goes out to inform that the engine preheating has
been completed, turn the key in starting switch (3) to
START position (C).
The engine starts.
REMARK
When the ambient temperature is low, the engine may not
start even if the key in starting switch (3) is kept at START
position for 20 seconds. If this happens, wait for at least 2
minutes, then start again from the beginning.
5.
When the engine starts, release the key in starting switch
(3).
The key in starting switch (3) automatically returns to ON
position (B).
REMARK
At starting of the engine, battery voltage may drop abruptly
depending on the ambient temperature or battery condi-
tion, and the machine monitor may restart, but it is not a
trouble.
6.
After the engine starts, wait for the engine oil pressure caution lamp to go out. Do not touch the control
levers or control pedal while the engine oil pressure caution lamp is lit.
OPERATION
MACHINE OPERATIONS AND CONTROLS
3-159
Содержание PC45MR-30403
Страница 61: ......
Страница 62: ...OPERATION Please read and make sure that you understand the SAFETY section before reading this section 3 1...
Страница 64: ...14 Engine rear cover 15 Cooling cover 16 Battery 17 KDPF OPERATION GENERAL VIEW 3 3...
Страница 310: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1...
Страница 411: ......
Страница 412: ...SPECIFICATIONS 5 1...
Страница 417: ......
Страница 459: ......
Страница 460: ...REPLACEMENT PARTS 7 1...
Страница 475: ...PC45MR 5 PC55MR 5 HYDRAULIC EXCAVATOR Form No TEN00763 04 2018 KOMATSU All Rights Reserved Printed in Japan 02 2018...