1.
Turn the valve (1) at the bottom of the fuel tank to CLOSE
position (S).
2.
Open the engine room door.
3.
Place a container to catch the fuel under the fuel prefilter
cartridge (2).
4.
Loosen the drain valve (3) and drain the water and sedi-
ments from transparent cup (4), and also drain all the fuel
accumulated in the filter cartridge (2).
5.
Remove the drain hose.
6.
Turn the filter cartridge (2) counterclockwise by using the
filter wrench, and remove it.
7.
Make sure that the drain valve (3), which is provided in the
lower part of transparent cup (4) of the new filter cartridge,
is firmly tightened.
Tightening torque:2.5 to 3.4 Nm {0.25 to 0.35 kgm}
8.
Clean the filter head, fill the new filter cartridge with clean fuel, thinly apply oil to the packing surface, then
install it to the filter head.
MAINTENANCE PROCEDURE
MAINTENANCE
4-46
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...