Kobelco E235SR Evo Excavator Service Manual

TABLE OF CONTENT: Workshop manual

INDEX
SPECIFICATIONS
Section 1 – Preliminary remarks
Section 2 – Specifications
Section 3 – Attachment dimensions
MAINTENANCE
Section 11 – Tools
Section 12 – Standard maintenance time schedule
Section 13 – Maintenance standards and test procedures
SYSTEM
Section 21 – Mechatro control system
Section 22 – Hydraulic system
Section 23 – Electrical system
Section 24 – Components system
Section 25 – Air-conditioner system
DISASSEMBLING
Section 31 – Disassembling and assembling
Section 32 – Attachments
Section 33 – Upper swing body
Section 34 – Travel frame
TROUBLESHOOTING
Section 41 – Mechatro control
Section 42 – Hydraulic system
Section 43 – Electrical system
Section 44 – Engine
ENGINE
Section 51 – Engine

Preface Instructions

Read and understand all Warning plates and decal on the machine before Operating, Maintaining or Repairing this machine. The manual has been written for the repair specialist. The serviceman or mechanic may be unfamiliar with many of the systems on this machine. This makes it important to use this manual and be caution when performing service work.

Please go carefully through the Shop Manual of the Excavator before starting any repair work. Use proper lifting procedures when removing any components. Be careful when removing filler caps, breathers and plugs on the machine. Hold a rag over the cap or plug to prevent being sprayed or splashed by liquids under pressure. The danger is even greater if the machine has just been stopped because fluids can be hot.

Use the Shop/Service Manual of the E235SR Excavator as a reference book and source of information even if you are familiar with Excavator technology. Using the Workshop Manual, the experience construction machine mechanic can carry out any necessary repairs expertly.

PREPARATION BEFORE DISASSEMBLING

(1) Knowledge of operating procedure Read Operators Manual carefully to understand the operating procedure.
(2) Cleaning machines
Clean machines of soil, mud, and dust before carrying into the repair shop.
Carrying a soiled machine into the repair shop, causes making less efficient work and damage of parts, and interferes with rust prevention and dust protection while reassembling.
(3) Inspecting machines
Confirm the disassembling section before starting work, determine the disassembly procedure taking the conditions in repair shop into account, and request to procure necessary parts in advance.
(4) Recording
Record the following items to keep contact and prevent malfunction from recurring.
1) Inspecting date, place
2) Model name, Applicable machine No., Records on hour meter
3) Trouble condition, place, cause 4) Visible oil leakage, water leakage and damage
5) Clogging of filters, etc., oil level, oil quality, oil contamination and looseness which can be inspected.
6) Examine the problems on the basis of operation rate with the last inspection date and records on hour meter.
(5) Arrangement and cleaning in repair shop 1) Tools required for repair work.
2) Specify places to put the disassembled parts on in advance.
3) Prepare oil pans for leaking oil, etc.