Gehl GE 753Z Excavator Repair Service Manual

Gehl Excavator

Language: English
Format: PDF
Applicable for the Gehl Excavator Model GE 753Z

Gehl GE 753Z Excavator Repair Service Manual
Gehl GE 753Z Excavator Operators Manual
Gehl GE 753Z Excavator Parts Manual

Table of Content of the Gehl GE 753Z Excavator Manual:

Table of Contents

Operation

Important Information about this Service Manual – 1-1
Abbreviations/Symbols – 1-1
Identification of Warnings and Hazards – 1-2
Designated Use and Exemption from Liability – 1-2
Type Decals and Component Numbers – 1-3
Serial Number Location – 1-3
Engine Number – 1-3
Hydraulic Pump Identification Number – 1-4
Main Valve Block Identification Number – 1-4
Travel Drive Identification Number – 1-4
Swivel Unit Identification Number – 1-4
Machine Overview – 1-5
Cab Overview – 1-6
Cab Legend – 1-7
Instrument Panel Overview – 1-8
Instrument Panel Legend – 1-9
Engine Compartment Overview – 1-10
Chassis Overview – 1-11
Tilting the Cab – 1-12
Tilting the Cab Down – 1-13
SAE Operating Controls (Standard) – 1-14
ISO Operating Controls (Selectable) – 1-15
Boom Slew/Auxiliary Hydraulics Pedal – 1-16
Dozer Blade – 1-16
Throttle Lever – 1-17
Operator’s Seat Adjustments – 1-18
Ventilation – 1-20
Windshield – 1-20
Cab Door Latch Release – 1-21
Interior Light – 1-21
Tool Kit and Cab Jack Handle – 1-21
Cab Heat Control – 1-22
Recirculated Air Mode – 1-22
Hydraulics/Swiveling and Boom Rotation Pedal Adjustment – 1-23

Specifications

Chassis – 2-1
Engine – 2-1
Hydraulic System – 2-3
Undercarriage and Swivel Unit – 2-4
Dozer Blade – 2-4
Electrical System – 2-5
Sound Levels – 2-7
Coolant Compound Table – 2-7
Model-Specific Tightening Torques – 2-7
General Specifications – 2-8
Extended Dipper Arm Lift Capacities – 2-10
Lift Capacities with Counterweight – 2-11
Lift Capacities with Extended Dipper Arm and Counterweight – 2-12
Bucket Geometry – 2-13

Maintenance

Adding Hydraulic Oil – 3-35

General Information on Care and Servicing – 3-1

Care and Servicing – 3-1

Maintenance Safety – 3-2

Fluids and Lubricants – 3-3

Maintenance Decal Symbols – 3-5

Maintenance Decal – 3-6

Maintenance Schedule – 3-7

General Maintenance – 3-10

Lubrication – 3-12

Fuel System – 3-13

Fuel Filter – 3-14

Fuel Shut-Off Valve, Fuel Prefilter, and Water Separator – 3-14

Purging Air from the Fuel System – 3-15

Engine Lubrication System – 3-16

Changing Engine Oil and Filter – 3-16

Coolant System – 3-18

Checking Coolant Level – 3-18

Air Cleaner Service – 3-19

Dust Valve Functional Check – 3-20

Checking and Adjusting V-Belt Tension – 3-21

Checking and Adjusting Air Conditioning V-Belt Tension – 3-22

Pressure Check – 3-23

Test Report – 3-29

Hydraulic System – 3-32

Checking Hydraulic Oil Level – 3-32

Changing Hydraulic Oil – 3-34

Hydraulic Cooling System – 3-34

This Service Manual is intended for Gehl GE 753Z Excavator so as to give the owner/operator assistance in preparing, adjusting, maintaining and servicing the machine. More importantly, this manual provides an operating plan for safe and proper use of the machine. Major points of safe operation are
detailed in Chapter 2 – Safety. Read and understand the contents of this manual completely and become familiar with the machine before
attempting to operate it..

Throughout this manual, information is introduced by the word NOTE or IMPORTANT. Be sure to read the message carefully and comply with the message. Following this information will improve operating and maintenance efficiency, help to avoid breakdown and damage and extend the service life of the machine.