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Rubber Track Loader

3. Systems Diagrams

3-4

Auxiliary Circuit System (R-50)

The auxiliary circuit system (Figure 3-2) contains the following major components.

• Loader valve

• Pilot control manifold

• Auxiliary gear pump

• Loader control joysticks

Figure 3-4

Auxiliary Circuit System

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Table of Contents2
Product Safety4
Chapter Overview4
Safety Messages4
Information Messages4
Basic Precautions4
Safety Signs4
Protective Equipment5
Mounting and Dismounting5
Lifting5
Hot Fluids and Parts5
Corrosion Inhibitor5
Batteries5
Pressurized Items5
Repair6
Work Tools6
Asbestos Information7
Machine Labels and Decals7
Product ID Number7
Machine Label and Decal Examples8
Technical Specifications10
Specifications10
Engine10
Transmission10
Drive Motors10
Control Handles10
Auxiliary Pump10
Loader Valve10
Cooler10
System Diagrams12
Chapter Overview12
Filtering and Cooling System12
Auxiliary Circuit System (RC-50)13
Drive Loop System (RC-50)14
Auxiliary Circuit System (R-50)15
Drive Loop System (R-50)16
Machine Controls and Instrumentation18
Chapter Overview18
Machine Controls18
Loader Control18
Drive Control18
Throttle18
Dash Panel18
Gauge/Warning Light Panel19
Operator Enclosure Disassembly20
Chapter Overview20
Personal Safety20
Machine Preparation20
Preliminary Checkout20
Operator Enclosure Disassembly and Assembly Procedures20
Light Bar Removal and Installation20
Light Bar Removal20
Light Bar Installation21
Ignition Switch Removal and Installation21
Ignition Switch Removal21
Ignition Switch Installation22
Console Gauge/Warning Panel Removal and Installation23
Console Gauge Removal23
Console Gauge Installation23
Lap Bar Gas Assist Spring Removal and Installation24
Lap Bar Gas Assist Spring Removal24
Lap Bar Gas Assist Spring Installation24
Chassis Disassembly and Assembly Procedures26
Chapter Overview26
Personal Safety26
Machine Preparation26
Preliminary Checkout26
Seat Removal and Installation26
Seat Removal26
Seat Installation27
Fuel Sending Unit Removal and Installation27
Fuel Sending Unit Removal27
Fuel Sending Unit Installation28
Radiator/Oil Cooler Disassembly30
Chapter Overview30
Personal Safety30
Machine Preparation30
Preliminary Checkout30
Radiator/Oil Cooler Disassembly and Assembly Procedures30
Fan Guard Removal and Installation30
Fan Guard Removal31
Fan Guard Installation31
Radiator/Cooler Removal and Installation31
Radiator/Cooler Removal31
Radiator/Cooler Installation33
Hydraulic Reservoir Disassembly36
Chapter Overview36
Personal Safety36
Machine Preparation36
Preliminary Checkout36
Hydraulic Reservoir Disassembly and Assembly Procedures36
Filter Assembly Removal and Installation36
Filter Manifold Removal37
Access Cover Removal and Installation37
Access Cover Assembly Removal37
Access Cover Assembly Installation38
Reservoir Gauge Removal and Installation38
Reservoir Gauge Removal38
Reservoir Gauge Installation39
Suction Screen Removal and Installation39
Suction Screen Removal40
Suction Screen Installation40
Hydraulic Reservoir Cleaning Procedures41
Hydraulic Reservoir Cleaning41
Loader/Transmission Controls Disassembly42
Chapter Overview42
Personal Safety42
Machine Preparation42
Preliminary Checkout42
Loader/Transmission Controls Disassembly and Assembly Procedures42
Joystick Removal and Installation42
Joystick Removal42
Joystick Installation44
Loader Float Magnet Removal and Installation45
Loader Float Magnet Removal45
Loader Float Magnet Installation47
Loader Valve Removal and Installation48
Loader Valve Removal48
Loader Valve Installation50
Chapter Overview52
Personal Safety52
Machine Preparation52
Preliminary Checkout52
Auxiliary Gear Pump Removal and Installation52
Auxiliary Gear Pump Removal52
Tandem Pump Removal and Installation54
Tandem Pump Removal54
Tandem Pump Installation55
Pump Drive Coupler Removal and Installation56
Pump Drive Coupler Removal56
Pump Drive Coupler Installation57
Undercarriage Disassembly and Assembly58
Chapter Overview58
Personal Safety58
Machine Preparation58
Preliminary Checkout58
Undercarriage Disassembly and Assembly Procedures58
Wheel Removal59
Sprocket Roller Removal and Installation60
Track Removal and Installation60
Track Removal61
Track Installation62
Sprocket Bearing Removal63
Sprocket Bearing Plate Removal63
Sprocket Removal and Installation64
Sprocket Removal64
Drive Motor Removal and Installation65
Loader Disassembly and Assembly66
Chapter Overview66
Personal Safety66
Machine Preparation66
Preliminary Checkout66
Loader Disassembly and Assembly Procedures66
Lift Cylinder/Tilt Cylinder Removal and Installation66
Lift Cylinder/Tilt Cylinder Removal66
Lift Cylinder/Tilt Cylinder Installation68
Low-Flow Relief Valve Removal68
13. Maintenance70
Chapter Overview70
Maintenance Schedule70
Engine Oil70
Oil Change Procedures70
Engine Oil Specifications70
Hydraulic Fluid and Filter71
Hydraulic Fluid and Filter Change Procedures71
Fuel Filter72
Fuel Filter Change Procedures72
Fuel Specifications72
Air Cleaner72
Air Filter Change Procedures72
Track Tension73
Track Tension Adjustment Procedures73
Checking for Proper Track Adjustment73
Fuse Box74
Grease Fittings74
Hydraulic Pressure Check & Adjustment76
Charge Pressure Check76
Auxiliary Pressure Check & Adjustment77
15. Troubleshooting80
Chapter Overview80
Personal Safety80
Machine Preparation80
Preliminary Checkout80
Visual Inspection80

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ASV RC-50 Specifications

General

Brand	ASV
Model	RC-50
Category	Compact Loader
Language	English

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Table of Contents

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ASV RC-50 Specifications

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