BOOK No. CT7E002
Serial No. 21500004~
This manual is intended for persons who engage in maintenance operations, and explains procedures for dis-
assembly and reassembly of the machine, check and maintenance procedures, maintenance reference values,
troubleshooting and outline specifications, etc. Please use this manual as a reference in service activities to
improve maintenance techniques.
Further, please be advised that items contained in this manual are subject to change without notice due to design
MACHINE FRONT AND REAR, LEFT AND RIGHT
The end where the bucket is mounted is the front and the end with the travel motors is the rear. Also the right and
left sides of the operator when he is seated in the driverʼs seat are the right and left sides of the machine.
MACHINE SERIAL NUMBER
The machine serial number is stamped on the identification plate. When sending reports and inquiries, and when
ordering parts, etc., be sure to include this number.
Information on those to whom this manual is distributed is recorded in the ledger in the section in charge at this
company, so please decide on a person to be in charge of it and control it. When there are updates or additions,
etc., we will notify the person in charge.
FOOT OF THE PAGE
6. Bleed the air from the cylinders.
a. With the engine running at slow, extend and contract the
cylinders 4 or 5 times.
• Move the piston rods to 100 mm before the stroke end.
DO NOT extend them completely.
b. Repeat step “a” above with the engine running at full,
then run it at slow and extend the piston rods completely
to the stroke end.
1. Page number
The following page numbers are assigned to each respective page. And if there are additional pages, the ad-
dition codes are supplied. Please file the sheets in the order of the page numbers.
Page number within chapter