HANDLE WORKING MODE
METHOD FOR SELECTING WORKING MODE
Use the working mode selector switch (1) to select the working
mode that matches the operating conditions or purpose. This
will make it possible to perform operations efficiently.
P+ mode, P mode, and E mode are available as the working
mode.
The heavy lift mode and swing priority mode are available as
the assisting working mode.
Use the following procedure to select the most efficient working
mode.
When the starting switch is turned to ON position, the working
mode is set to the mode that was in operation when the starting switch was turned to OFF position last.
Use the working mode selector switch to set the mode to the most efficient mode to match the type of work.
Working
mode
Applicable operations
P+ mode
Normal digging or loading operations
(more production conscious operation than in P
mode)
P mode
Normal digging or loading operations
(production conscious operation)
E mode
Normal digging or loading operations
(fuel consumption conscious operation)
Assisting working
mode
Applicable operations
Heavy lift mode
To increase the boom raising force when
the boom is operated independently
Swing priority mode
To give a priority to the swing operation
when the combined operation of boom
and swing is performed
Set the working mode and assisting working mode by referring to “WORKING MODE SELECTOR SWITCH”.
ECONOMY MODE SELECTION
The relationship between the economy mode and work performance is as follows. Select the suitable economy
mode by referring to the following table.
REMARK
As the number of the mode to be selected increases, the fuel efficiency increases, but on the other hand, the
work performance decreases.
Mode
Loading on dump
truck
Topsoil operation
Mucking
blasted
rock
Root cut-
ting
Face op-
eration
Ditching
Sling-
ing op-
eration
Blasted
rock
Crum-
bled san-
dy soil
Soft rock
Sandy
loam
bank
Soft rock
Sandy
loam
bank
E0
◎
◎
○
◎
○
○
○
○
○
◎
E1
○
○
△
△
△
△
△
△
△
◎
E2
△
△
△
△
x
x
x
x
△
○
MACHINE OPERATIONS AND CONTROLS
OPERATION
3-180
Содержание PC1250-11
Страница 2: ......
Страница 11: ...Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVELS 1 9...
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Страница 66: ......
Страница 67: ...OPERATION Please read and make sure that you understand the SAFETY section before reading this section 3 1...
Страница 73: ...REMARK The above figure does not show all of the caution lamp symbols OPERATION GENERAL VIEW 3 7...
Страница 317: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1...
Страница 377: ...Boom d Left side e Right side f Head side g Foot side MAINTENANCE MAINTENANCE PROCEDURE 4 61...
Страница 378: ...Arm h Left side i Right side MAINTENANCE PROCEDURE MAINTENANCE 4 62...
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Страница 401: ...SPECIFICATIONS 5 1...
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Страница 435: ...REPLACEMENT PARTS 7 1...
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Страница 452: ...PC1250 11 PC1250SP 11 HYDRAULIC EXCAVATOR Form No EENAM03651 2018 KOMATSU All Rights Reserved Printed in Belgium 06 2018...