Check that air cleaner clogging caution lamp (1) on the ma-
chine monitor is lit.
If the air cleaner clogging caution lamp lights up, clean the air
cleaner element.
REMARK
Use the dust indicator (a) as a guide to determine the timing for
cleaning the air cleaner element.
When the end face (D) of the yellow piston turns red (7.5 kPa
{0.08 kg/cm
2
}), it is the time for cleaning.
The dust indicator (a) is located inside the door at the front side
of the walk-through.
METHOD FOR CLEANING AIR CLEANER OUTER ELEMENT
NOTICE
• Never remove the inner element. If it is removed, dirt will enter and can cause an engine trouble.
• Do not use a screwdriver or other tool.
• When cleaning the element, do not hit it or hit anything with the element.
• Before and after cleaning the element, do not leave or keep it under direct sunlight.
Clean the outer element in the following procedure.
MAINTENANCE PROCEDURE
MAINTENANCE
4-14
Содержание PC1250-11
Страница 2: ......
Страница 11: ...Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVELS 1 9...
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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...