When performing the swing operation, release the
swing lock switch (2), check that the swing lock pilot
lamp (18) is not lit, then perform the swing operation.
• Travel (Lo) operation: FORWARD (A) ←→ REVERSE
(B)
15. Check that the hydraulic oil temperature caution lamp (7)
displays the correct temperature.
If the hydraulic oil temperature caution lamp is not display-
ing the correct temperature (it is displaying the low temper-
ature), repeat the Steps 6. to 7. until it displays the correct
temperature.
• Display (A): when temperature is correct: Caution
lamp background (C) is blue.
• Display (B): when temperature is low: Caution lamp
background (C) is white.
If the hydraulic oil temperature caution lamp displays the correct temperature, the hydraulic component warm-up
operation is completed.
After checking that the hydraulic oil temperature caution lamp displays the correct temperature, perform the op-
eration after completion of the warm-up operation.
METHOD FOR OPERATION AFTER COMPLETION OF WARM-UP OPERATION
1.
Check that the hydraulic oil temperature caution lamp (7)
displays the correct temperature.
• Display (A): when temperature is correct: Caution
lamp background (C) is blue.
• Display (B): when temperature is low: Caution lamp
background (C) is white.
MACHINE OPERATIONS AND CONTROLS
OPERATION
3-166
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...
Страница 400: ......
Страница 401: ...SPECIFICATIONS 5 1...
Страница 406: ......
Страница 435: ...REPLACEMENT PARTS 7 1...
Страница 444: ......
Страница 452: ...PC1250 11 PC1250SP 11 HYDRAULIC EXCAVATOR Form No EENAM03651 2018 KOMATSU All Rights Reserved Printed in Belgium 06 2018...