Bolens DuraTrac 5120H Manuals

Manuals and User Guides for Bolens DuraTrac 5120H. We have 1 Bolens DuraTrac 5120H manual available for free PDF download: Service Manual

Bolens DuraTrac 5120H Service Manual (105 pages)

Brand: Bolens | Category: Tractor | Size: 4.2 MB

Table of Contents
2
General
3
Serial Number Information
3
Specifications
4
Chassis Specifications
5
Maintenance Chart
6
Torque Values for Cap Screws
8
Lubrication Chart
9
Troubleshooting Guide
11
Complete Wiring Diagram
14
Color Code
15
Rear View of Light Switch
15
Rear View of Ignition Switch
15
Circuit Diagram
16
Charging Circuit
16
Auto Heat/Start Circuit
16
Seat/Pto Switch Circuit
17
Light Circuit
17
Electric Cruise Circuit
18
Testing Electrical Components
26
Testing Battery
26
Checking Specific Gravity
26
Solenoid Test
26
Testing Electrical System
27
Brake/Start and Brake/Cruise Switches
27
Attachment Drive Switch
27
Brake/Start Switch
27
Relay Tests
28
Cruise/Pto Relay
28
Glow Relay
28
Diode Test
29
Drive Train
30
Hydrostatic Introduction & Repair
31
Identification
31
Repair
31
Hydrostatic Breakdown
32
Hydrostatic Removal & Reinstallation
33
Hydrostatic Repair
34
Transaxle Removal
35
Differential Assembly
41
Planetary
43
Bearing Installation
48
Transaxle Re-Installation
49
Servicing
52
Typical Fuel Flow Diagram
52
Fuel Tank
52
Fuel Valve
52
Air Filter Cleaning
53
Carburetor
53
Paper Element
53
Spark Plugs
53
Air Filter
55
Steering Assembly
57
Front Wheel Alignment
57
Front Axle Adjustment
57
Front Wheel Bearings
60
Pneumatic Tires
61
Brake Adjustments
62
Hydrostatic Drive Adjustments
64
Hydrostatic Maintenance
64
Hydrostatic Pedal Angle Adjustment
64
Hydrostatic Neutral Adjustment
64
Interlock Switches
65
Principles of Operation
66
Power Steering Valve Flow Schematic
66
Power Steering Circuit
66
Attachment Lift Circuit
67
Lift Valve Flow Schematic
67
Hydraulic Filter
71
Hydraulic Power Lift
71
Repairing the Hydraulic Lift Cylinder
71
Piston Rod Removal
71
Hydraulic System Test Procedures
72
Basic Troubleshooting Procedure
72
Suction Leak Test
72
System Back
72
Steering System and Charge Pump Pressure Test
73
Maximum Regulated System Pressure Test
73
Hydraulic Cylinder Breakdown
74
Single-Spool Valve Repair
75
Repairing the Hydraulic Control Valve
75
Two Spool Valve Repair
76
Hydraulic System Schematics
77
Engine Installation
82
Starter Removal and Installation
84
Engine Removal
86
PTO Clutch Removal/Installation
91
Belt Replacement
91
PTO Clutch Removal and Belt Replacement
92
Clutch Installation
92
PTO Clutch Removal/Installation and Belt Replacement
93
PTO Clutch Troubleshooting
94
Electrical Data
94
Clutch Does Not Engage
94
PTO Clutch Maintenance
94
Attachments
95
Mower Decks
95
Mower Leveling
95
Lubrication
95
Spindle Removal and Disassembly
96
Spindle Assembly
96
Gear Case Removal and Disassembly
96
Gear Case Breakdown
97
Gear Case Assembly
98
Tiller
99
Gear Case Re-Installation
99
Gear Case Disassembly
99
Snowthrowers
101
Gear Box Disassembly
101
Gear Box Re-Assembly
102
Maintenance
103

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Bolens DuraTrac 5120H Service Manual (105 pages)

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