Check the seat belt and mounting hardware for any abnormality. If any damage is found, ask your Komatsu
distributor to replace it with new one.
11. Check and clean the camera.
When cleaning the camera, wipe off any dirt with soft cloth.
When cleaning camera, if you stand on an unstable place, or take an unstable posture, you may fall and be
injured. Put proper stepladder or step on the level and firm ground, and clean the camera in secure posture.
Check that the camera is in correct position or has no abnormality. If any problem is found, ask your Komat-
su distributor for repair.
12. Remove dirt from around the aftertreatment devices.
Check for dirt and combustible materials (dry leaves, twigs, etc.) accumulated around the aftertreatment de-
vices. If any dirt or combustible materials are found, remove them.
13. Check around the aftertreatment devices for exhaust gas leakage.
Check the pipe connecting the turbocharger to the aftertreatment devices and also connections of the after-
treatment devices for leakage of exhaust gas (and deposition of soot). If any problem is found, ask your
Komatsu distributor for repair.
METHOD FOR CHECKING BEFORE STARTING
Always check the items in this section before starting the engine each day.
METHOD FOR DRAINING WATER AND SEDIMENT FROM FUEL TANK
1.
Prepare a container under the drain hose to receive fuel.
2.
Pull out the drain hose (1) through the hole (2) of the cov-
er.
3.
Turn drain valve (3) to OPEN position (O) to drain all the
sediment and water accumulated at the bottom together
with fuel.
4.
When only the clean fuel flows out, turn drain valve (3) to
CLOSE position (S).
OPERATION
MACHINE OPERATIONS AND CONTROLS
3-129
Содержание PC1250-11
Страница 2: ......
Страница 11: ...Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVELS 1 9...
Страница 24: ......
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...
Страница 406: ......
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...