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CASE CX31 CX36 MINI EXCAVATOR OPERATORS MANUAL
PERFECTLY STRAIGHT DESKEWED OPTIMIZED PRINTABLE
197 PAGES PDF FORMAT!!
TABLE OF CONTENTS
Safety Precautions Section 1
Machine Familiarization Section 2
Basic Machine Operation Section 3
Maintenance Section 4
Transportation Section 5
Specifications Section 6
Troubleshooting Section 7
Optional Equipment Section 8
Specifications (EPA Engine) Section 9
SECTION 1
SAFETY PRECAUTIONS
TABLE OF CONTENTS
1.1 GENERAL SAFETY INFORMATION 1-2
1.2 SAFETY PRECAUTIONS 1-3
1.3 PRE-START SAFETY 1-5
1.4 SAFETY DURING OPERATION 1-11
1.5 INSPECTION & MAINTENANCE SAFETY 1-19
1.6 BATTERY SAFETY 1-26
1.7 WARNING LABELS & DECALS 1-27
1.8 PROHIBITED MACHINE OPERATION 1-34
1.9 END OF WORK SHIFT SAFETY 1-36
1.10 PRECAUTIONS FOR TRANSPORTATION 1-37
1.11 TOWING THE MACHINE 1-38
SECTION 2
MACHINE FAMILIARIZATION
TABLE OF CONTENTS
2.1 FAMILIARIZATION 2-2
2.2 GENERAL MACHINE NOMENCLATURE 2-2
2.3 OPERATOR CAB NOMENCLATURE 2-3
2.4 COMPONENT & CONTROLS NOMENCLATURE 2-4
A. Monitor Panel (Gauge Cluster) 2-4
A.1 Meters 2-4
A.1.a Coolant Temperature MeteR 2-4
A.1.b Fuel Meter 2-4
A.1.c Hour Meter 2-4
A.2 WARNING LAMPS 2-5
A.2.a Battery Charge Lamp (Red) 2-5
A.2.b Engine Oil Pressure Lamp (Red) 2-5
A.2.c Coolant Temperature Lamp (Red) 2-5
A.2.d Low Fuel Warning Lamp (Red) 2-5
A.3 Indicator Lamps 2-5
A.3.a High (2nd) Travel Speed Lamp (Yellow). 2-5
B. Switches 2-6
B.1 Starter Switch 2-6
B.2 Travel Speed Select Switch 2-6
B.3 Horn Switch 2-6
B.4 Deceleration Selector Switch (Option) 2-7
B.5 Working Light Switch 2-7
B.6 Cab Heater Switch (Canopy Option) 2-7
B.7 Wiper Switch 2-7
C. Levers and Pedals 2-8
C.1 Safety Lock Lever 2-8
C.2 Operating Levers (ISO Operating Pattern) 2-9
C.3 Travel Control Levers 2-9
C.4 Throttle Lever 2-10
C.5 Dozer Operating Lever 2-10
C.6 Boom Swing Operating Pedal 2-11
C.7 Nibbler & Breaker Operating Pedal 2-11
D. Guard with Locking Device & Covers 2-12
E. Seat Front to Back Adjustment 2-12
F. Electrical Equipment 2-13
F.1 Working Light Switch 2-13
F.2 Fuse Box (Main) 2-13
2.5 STORAGE & OTHERS 2-14
A. Storing Place for Manual 2-14
B. Tools 2-14
C. Grease Gun 2-14
2.6 SEAT BELT 2-15
2.7 CAB 2-16
SECTION 3
BASIC MACHINE OPERATION
TABLE OF CONTENTS
3.1 PRE-START CHECK 3-2
A. Brief Check of Machine 3-2
B. Check Before Operation 3-3
C. Confirmation Before Starting Machine Engine 3-8
3.2 STARTING AND STOPPING MACHINE ENGINE. 3-9
A. Start-up Under Normal Conditions 3-9
B. Start-up Under Cold Conditions 3-10
C. Start-up With Booster Cables 3-11
D. Connecting/Disconnecting Booster Cables 3-12
3.3 STOPPING MACHINE ENGINE 3-13
3.4 INSPECTION AFTER STARTING MACHINE ENGINE 3-14
A. Exhaust Gas Color, Abnormal Sound & Smell 3-14
B. Check Each Switch & Lever 3-15
C. Check Monitor Panel 3-15
3.5 MACHINE WARM UP 3-16
A. Warming Up Engine 3-16
B. Warming Up Hydraulic Oil 3-16
3.6 MACHINE OPERATION 3-17
A. Machine Travel 3-17
B. Stop Traveling 3-18
C. Travel Precautions 3-18
D. Care On Up/Down Slope 3-19
E. Machine Operation In Water/On Soft Ground 3-20
F. Getting Out of Soft Ground 3-21
G. Slewing Operation 3-22
3.7 PRACTICES TO IMPROVE EFFICIENCY 3-23
A. Digging 3-23
B. Loading 3-25
C. Works In Narrow Space 3-25
D. Minimum Slewing Position 3-25
3.8 MACHINE PARKING 3-26
3.9 CHECK & CONFIRMATION AFTER WORK 3-26
3.10 PRECAUTIONS AFTER OPERATION 3-27
3.11 MEASURES AFTER EMERGENCY STOP 3-27
3.12 LOCKING UP WITH KEY 3-28
3.13 EMERGENCY MEASURES AGAINST SUDDEN FAILURE OF MACHINE 3-29
A. Releasing Lock For Travel Motor 3-29
B. Lowering Bucket 3-33
C. Lowering Arm & Boom 3-34
D. Slewing Upper Slewing Structure 3-34
3.14 CAUTION ON USING RUBBER CRAWLER SHOES 3-35
A. How To Use Well 3-35
B. Prohibited Work 3-35
C. Caution On Use 3-36
3.15 MACHINE OPERATION IN ADVERSE WEATHER CONDITIONS 3-38
A. Operation In Extreme Cold 3-38
B. Operation At Seashore Or Salty Climate 3-39
C. Care For Electrical Equipment 3-39
D. Operation In Dusty Areas 3-39
3.16 PRECAUTIONS WHEN STORING THE MACHINE FORA LONG TIME 3-40
3-1
SECTION 4
MAINTENANCE
TABLE OF CONTENTS
4.1 GENERAL INFORMATION 4-3
4.2 GENERAL SAFETY & PRECAUTIONS 4-4
4.3 LUBRICANT, FUEL & COOLANT SPECIFICATIONS 4-7
4.4 FILTERS & ELEMENTS, AND BUCKET 4-8
4.5 ACCESSORY TOOLS 4-9
4.6 TORQUE SPECIFICATIONS FOR CAPSCREWS & NUTS 4-10
4.7 TORQUE SPECIFICATIONS FOR JOINTS & HYDRAULIC HOSES 4-11
4.8 INSTALLING HYDRAULIC HOSE AND PIPE JOINT 4-12
4.9 RELEASING INTERNAL PRESSURE OF HYDRAULIC OIL SYSTEM 4-13
4.10 PRESSURIZING HYDRAULIC OILTANK 4-14
4.11 BLEEDING AIR IN FUEL SYSTEM 4-15
4.12 REPLACEMENT OF RUBBER CRAWLER SHOE 4-16
A. Removing Rubber Crawler Shoe 4-16
B. Installing Rubber Crawler Shoe 4-17
C. Check and Adjustment of Tension On Crawler Shoe 4-18
4.13 INSPECTION AND MAINTENANCE CHART 4-21
4.14 WHEN REQUIRED 4-24
A. Cleaning Radiator Cores 4-24
B. Cleaning or Replacement of Radiator Cap 4-24
C. Replacement of Working Light 4-25
D. Reconditioning Bucket 4-26
1. Check for Abrasion/Damages On Tooth Point & Side Cutter 4-26
2. Replacing Tooth Points 4-27
3. Replacing Side Cutter 4-28
E. Replacement of Bucket 4-29
1. Removal of Bucket 4-29
2. Installing Bucket 4-30
3. Adjusting Bucket Mount Gap 4-30
F. Inspecting Rubber Crawler Shoe 4-32
G. Lubrication For Operating Levers 4-34
H. Checking Electrical Wiring and Fuses 4-34
4-15 8-HOUR (DAILY) INSPECTION AND MAINTENANCE 4-36
A. Check External Conditions of Machine 4-36
B. Check Capscrews and Nuts For Looseness and Dropping Off 4-36
C. Check Each Cylinder, Piping and Hose For Leakage and Damages 4-37
D. Check Travel System For Leakage and Abrasion 4-37
4.16 50-HOUR (WEEKLY) INSPECTION AND MAINTENANCE 4-38
A. Adjusting Crawler Tension 4-38
B. Greasing Pins Around Bucket 4-38
C. Draining Water from Water Separator and Cleaning 4-39
D. Draining Water and Deposits from Fuel Tank 4-40
E. Check Battery Fluid Level and Specific Gravity 4-41
SECTION 5
TRANSPORTATION
TABLE OF CONTENTS
5.0 TRANSPORTATION 5-2
A. When Preparing Transportation Plans 5-2
B. Loading And Unloading the Machine 5-2
C. Securing the Machine 5-3
D. Lifting Procedures For the Machine Complete 5-4
5-1
SECTION 6
SPECIFICATIONS
TABLE OF CONTENTS
6.1 GENERAL SPECIFICATIONS 6-2
A. Machine Dimensions 6-2
B. Attachment Working Ranges 6-4
C. Boom With Arm Cylinder 6-6
D. Arm & Standard Bucket 6-6
E. Arm 6-6
F. Standard Bucket (Reference Only) 6-6
G. Dozer 6-6
H. Crawler Shoe 6-7
I. Performance Specifications 6-8
1. Speed and Gradeability 6-8
2. Side Digging & Dozer 6-8
3. Engine 6-8
4. Hydraulic Components 6-8
J. Machine & Components Weight 6-9
6-1
SECTION 7
TROUBLESHOOTING
TABLE OF CONTENTS
7.1 GENERAL TROUBLESHOOTING 7-2
A. Operating 7-2
B. Travel 7-2, 7-3
C. Hydraulic 7-3
D. Gauge Cluster Display 7-3
E. Engine 7-4
7-1
SECTION 8
OPTIONAL EQUIPMENT
TABLE OF CONTENTS
8.1 OPERATION OF HYDRAULIC BREAKER AND NIBBLER 8-2
A. Selection of Hydraulic Breaker And Nibbler 8-2
B. Before Operating Breaker and Nibbler 8-2
C. Precautions For Impurity and Hydraulic Oil 8-2
D. Operation 8-3
E. Connection To Hydraulic Circuit ForAttachment 8-3
F. Selector Valve Shifting Procedures 8-4
8.2 SAFETY PRECAUTIONS 8-5
A. Use for Intended Purpose 8-5
B. Passengers 8-5
C. Protective Equipment 8-5
D. Cylinders 8-5
E. Avoid Continuous Operation 8-5
F. Hose Surge 8-6
G. Do Not Use Dropping Force 8-6
H. Do Not Use Slewing Force 8-6
I. Do Not Lift 8-6
J. Working Ranges 8-7
K. To Pry and Break Forcibly 8-7
L. Arm in Vertical Position 8-7
8.3 PERIODIC INSPECTION AND MAINTENANCE INTERVAL 8-8
A. Replacement Interval 8-8
B. Maintenance Record Sheet (Example) 8-8
SECTION 9
SPECIFICATIONS (EPA ENGINE)
TABLE OF CONTENTS
THE EPA REGULATIONS
1. Engine Identification 9-2
2. Requirements on Engine Installation Condition 9-3
3. Emissions-Related Parts 9-3
4. Maintenance Schedule 9-3
5. Emission System Warranty Statement 9-4
9-1
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