Ventrac 4520N - User Manual

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Operator’s Manual

Serial Number 4520N-AR01001 -

VENTRAC.COM

Revised 04/09/25

09.10196 Rev. 05

Original Operator’s Manual

4520N

Main Page

Table of Contents3
Introduction7
Product Description7
Why Do I Need an Operator's Manual7
Using Your Manual8
Symbol Definitions8
Signal Word Definitions8
Manual Glossary8
Safety9
General Safety Procedures9
Training Required9
Requirements for Personal Protective Equipment (PPE)9
Operation Safety9
Keep Riders off11
Operating on Slopes11
Truck or Trailer Transport12
Maintenance12
Fuel Safety13
Hydraulic Safety14
Roll over Protective Structure (ROPS)15
Operator Access System15
California Proposition 6516
Operator Safety Interlock System16
Testing the Safety Interlock System16
Safety Decals18
Operational Controls22
Standard Control Locations22
Optional Accessory Control Locations23
Information Cluster Gauge (A)24
Warning Alarm (B)25
Ignition Switch (C)25
Throttle Lever (D)25
High/Low Shift Lever (E)25
Steering Wheel (F)26
Parking Brake (G)26
Front Hitch Latch Lever (H)26
Neutral Assist Lever (J)26
Auxiliary Hydraulic Quick Couplers (K)26
PTO Belt Tensioner Rod (L)27
SDLA Control Lever (M & N)27
Power Take off (PTO) Switch (O)27
Headlight Switch (P)27
USB Receptacle (Q)27
Seat Slide Lever (R)27
Fuel Shut-Off Valve (S)28
Circuit Breaker & Battery Disconnect (T)28
Seat Prop Plate (U)28
Seat Strap Latch (V)28
Weight Transfer Traction Control Select Lever (W)28
Engine Malfunction Indicator Light (Z)28
Work Light Switch (AA)29
Strobe Light Switch (BB)29
Directional Signal Switch (CC)29
Hazard Flasher Switch (DD)29
Horn Switch (EE)29
Volt Front Switches and 4-Pin Socket (FF, GG, and HH)29
Dual Front Hydraulic Auxiliary Switch (II)29
Dual Front Hydraulic Auxiliary Valve (JJ)29
Volt Rear Switches and 4-Pin Socket (KK, LL, and MM)30
Slope Indicator Gauge (NN)30
Foot Pedal (OO)30
Point Hitch & Rear Auxiliary Control Handles (PP, QQ, and RR)31
Rear Auxiliary Control Handles (QQ and RR)31
Rear Auxiliary Quick Couplers (SS)31
Back up Alarm (TT)31
Seat Slide Lever (UU)32
Lumbar Support Knob (V V)32
Backrest Angle Lever (WW)32
Weight Adjustment Lever (XX)32
Heat Switch (YY)32
Optional Armrest Angle Knob (ZZ)32
Front Hitch Valve (BA)32
General Operation33
Daily Inspection33
Starting the Engine33
Forward and Reverse34
Stopping the Power Unit34
Shutting off the Engine34
Attaching35
Detaching35
Operating Attachments35
Front Hitch35
PTO Drive Belt and Pulley35
Front Auxiliary Couplers36
Weight Transfer36
High/Low Range36
Turning Radius37
Roll-Over Protection System37
Point Hitch (Optional Accessory)38
Volt 4-Pin Auxiliary Sockets (Optional Accessory)38
Directional/Hazard Flasher Operation (Optional Accessory)38
Operating on Slopes39
Slope Gauge Settings and Operation40
Menu Options41
Audible and Visual Alerts (70.4140 Gauge)42
70.4140 Slope Gauge Calibration42
Operation in Water, Mud, Snow, or Ice42
Towing or Pushing the Power Unit42
Service43
Service and General Maintenance43
Cleaning and Appearance Care43
Service Access Points44
Lubrication Locations44
Checking the Hydraulic Oil Level45
Checking the Rear Transaxle Oil46
Changing the Hydraulic Oil Filters46
Changing the Hydraulic Oil47
Changing the Rear Transaxle Differential Oil48
Servicing the Closed Loop Hydrostatic Drive Circuit48
Servicing the Hydraulic Cooler48
Checking the Engine RPM48
Checking the Engine Oil Level49
Changing the Engine Oil and Filter49
Changing the Air Filter Elements50
Filling the Fuel Tank51
Changing the In-Line Fuel Filter51
Priming the Fuel System51
Checking the Fan/Alternator Belt51
Adjusting the Fan/Alternator Belt Tension52
Cleaning the Engine Compartment and Engine52
Servicing the Cooling System52
Checking the Cooling System53
Cleaning the Radiator and Screen53
Draining the Cooling System53
Flushing the Cooling System54
Servicing the Battery54
Removing the Battery55
Installing the Battery55
Cleaning the Battery and Terminals55
Charging the Battery55
Jump Starting Procedure56
TCM (Tractor Control Module) Explanation56
Replacing Fuses (Front Fuse Panel)57
Replacing Fuses (Rear Fuse Panel)57
Replacing the Engine Fuse or Fuse Link58
Switching the Speedometer (Mph or Km/H)58
Replacing the Head Lights58
Replacing the Tail Lights58
Replacing the Work Lights58
Replacing the Turn Signal Lights58
Replacing the Strobe Light(S)58
Changing the ROPS Strobe Light Flasher Mode58
PTO Belt Inspection59
PTO Belt Tension Adjustment60
PTO Belt Replacement60
Clutch Air Gap Inspection and Adjustment61
Wheel Removal and Installation61
Outer Dual Wheel Removal and Installation62
SERVICE (Continued)62
Tire Pressure62
ROPS and Seat Belt Inspection63
Parking Brake Inspection and Adjustment63
Neutral Adjustment64
Neutral Switch Adjustment65
Storage65
Maintenance Schedule67
Maintenance Checklist68
Maintenance Log69
Troubleshooting71
Electrical Troubleshooting Guide (TCM)71
Engine72
Electrical73
Hydraulic74
Power Unit75
Specifications76
Engine76
Electrical76
Power Train76
Controls and Instrument Panel76
Other Features76
Dimensions77
Fluid Capacities and Specifications77

Brand	Ventrac
Model	4520N
Category	Tractor
Language	English

Ventrac 4520N - User Manual

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