Cat 320C Excavator Hydraulic System Testing & Adjusting Manual

Description

Cat 320C Excavator Hydraulic System Testing & Adjusting Manual – PDF DOWNLOAD

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Cat 320C Excavator Hydraulic System Testing & Adjusting Manual – PDF DOWNLOAD

ANB1-Up (Machine)
BCB1-Up (Machine)
BDB1-Up (Machine)
AMC1-Up (Machine)
BBC1-Up (Machine)
BDC1-Up (Machine)
CCD1-Up (Machine)
ALF1-Up (Machine)
BEF1-Up (Machine)
AKH1-Up (Machine)
BER1-Up (Machine)
BPR1-Up (Machine)
BRX1-Up (Machine)

Important Safety Information :

Most accidents that involve product operation, maintenance and repair are caused by failure to observe basic safety rules or precautions. An accident can often be avoided by recognizing potentially hazardous situations before an accident occurs. A person must be alert to potential hazards.

• This person should also have the necessary training, skills and tools to perform these functions properly. Improper operation, lubrication, maintenance or repair of this product can be dangerous and could result in injury or death.
• Do not operate or perform any lubrication, maintenance or repair on this product, until you have read and understood the operation, lubrication, maintenance and repair information.
• Safety precautions and warnings are provided in this manual and on the product. If these hazard warnings are not heeded, bodily injury or death couid occur to you or to other persons. The hazards are identified by the “Safety Alert Symbol” and followed by a “Signal Word” such as “DANGER”, “WARNING” or “CAUTION”. The Safety Alert “WARNING” label is shown below.

TABLE OF CONTENTS:

Cat 320C Excavator Hydraulic System Testing & Adjusting Manual – PDF DOWNLOAD

Testing and Adjusting Section
Testing and Adjusting
General Testing and Adjusting Information 4
Visual Inspection 4
Hydraulic System Pressure – Release 4
Main Hydraulic Pump Air Pressure – Purge 7
Performance Tests
Operational Checks 9
Engine Performance – Test (Engine Speed) 9
Travel on Level Ground – Test (Optional Test) 10
Travel on Level Ground – Test 11
Machine Drift on a Slope – Check 12
Swing Speed and Overswing on Level Ground –
Check 13
Swing Speed and Swing Drift on a Slope – Check ..14
Cylinder Drift – Check (Loaded Bucket) 15
Cylinder Drift – Check (Empty Bucket) 16
Cylinder Speed – Check 17
Hydraulic Pressure Adjustments
Required Tools 19
Relief Valve (Pilot) – Test and Adjust 20
Relief Valve (Main) – Test and Adjust 20
/0-^^ Relief Valve (Crossover) – Test and Adjust 21
MM Relief Valve (Line) – Test and Adjust 24
– ^ ^ Relief Valve (Swing) – Test and Adjust 28
Solenoid Valve (Swing Parking Brake) – Test 29
Control Valve (Boom Lowering) – Test and Adjust.. 30
Pump Flow Measurement and Adjustment
Main Pump (Flow) – Test (Constant Horsepower Flow
Control) 34
Pump Control (Output Flow) – Adjust 40
Pump Control (Negative Flow) -Test 41
Pump Control (Negative Flow) – Adjust 48
Gear Pump (Pilot) – Test 49
Hydraulic Motor and Pump Performance Tests
Swing Motor – Test (Measurement of Case Drain
Oil) 53
Travel Motor – Test (Measurement of Case Drain
Oil) 54
Reference Specifications
Specifications 56
Index Section
Index 60

CAT 320C EXCAVATOR HYDRAULIC SYSTEM TESTING & ADJUSTING MANUAL:

PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
• You will be directed to the download page as soon as the purchase is completed. The whole payment and downloading process will take anywhere between 2-5 minutes
• Need any other service / repair / parts manual, please feel free to contact [email protected] . We still have 50,000 manuals unlisted

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