Exmark PIONEER S-SERIES User Manual

PIONEER®S-SERIES
ForSerialNos.
315,000,000&Higher
PartNo.4502-317Rev.A

Exmark PIONEER S-SERIES Specifications

General

Transmission Type	Hydrostatic
Engine Type	V-Twin
Deck Type	Fabricated
Transmission	Hydrostatic
Speed	8 mph
Drive System	2WD
Warranty	3 years
Turning Radius	Zero-turn

Summary

Safety

Safety Alert Symbol

Identifies safety messages to avoid accidents.

Safe Operating Practices

Guidelines for safe use of equipment.

Slope Operation

Procedures for safe mowing on slopes.

Using the Rollover Protection System (ROPS)

Instructions for operating the rollover protection system.

Safety and Instructional Decals

Specifications

Safety Interlock System

Operator Controls

Hydrostatic Ground Drive System

Cutting Deck

Torque Requirements

Specifications for bolt torques on various components.

Operation

Controls

Overview of machine controls and their functions.

Motion Control Levers

How to operate levers for machine movement and steering.

Drive Wheel Release Valves

PTO Engagement Switch

Engaging and disengaging the cutting blades.

Raise the Rollover Protection System (ROPS)

Procedure to raise and secure the ROPS.

Starting the Engine

Step-by-step instructions for starting the engine.

Engaging the PTO

How to engage the Power Take-Off for blade operation.

Disengaging the PTO

How to disengage the Power Take-Off.

Stopping the Engine

Steps to safely stop the engine.

Driving the Machine

Driving Forward

Driving in Reverse

Adjusting the Cutting Height

Procedure to set the desired cutting height.

Adjusting the Anti-Scalp Rollers

Transporting the Machine

Loading the Machine

Safe procedures for loading onto trailers or trucks.

Maintenance

Recommended Maintenance Schedule(s)

Schedule for routine maintenance tasks.

Periodic Maintenance

Check Engine Oil Level

Procedure to check and maintain engine oil levels.

Check Battery Charge

Recommended Jump Starting Procedure

Steps for safely jump-starting the battery.

Check Mower Blades

Inspecting, sharpening, or replacing mower blades.

Check Safety Interlock System

Verifying the function of safety interlock switches.

Check Rollover Protections Systems (Roll Bar) Knobs

Ensuring ROPS mounting hardware and knobs are secure.

Check Seat Belt

Check for Loose Hardware

Service Air Cleaner

Change Engine Oil

How to change the engine oil and filter.

Check Hydraulic Oil Level

Checking and topping off hydraulic fluid.

Lubricate Grease Fittings

Check Tire Pressures

Check Condition Of Belts

Check Spark Plugs

Change Fuel Filter

Change Hydraulic System Filter and Fluid

How to change hydraulic system filters and fluid.

Check Spark Arrester (if equipped)

Deck Leveling

Procedure for leveling the mower deck.

Adjusting the Blade Slope

Adjusting the angle of mower blades.

Adjusting the Parking Brake

Procedure to adjust the parking brake.

Motion Control Handle Adjustment

Full Forward Tracking Adjustment

Motion Control Linkage Adjustment

Adjusting linkage for neutral positioning.

Adjusting the Seat Ride Suspension

Electric Clutch Adjustment

Procedure to adjust the electric clutch.

Cleaning

Clean Engine and Exhaust System Area

Remove Engine Shrouds and Clean Cooling Fins

Clean Hydro Fan Cooling Fins

Clean Grass Build-Up Under Deck

Troubleshooting

Starter does not crank

Common causes and solutions for starter issues.

Engine will not start, starts hard, or fails to keep running

Troubleshooting engine starting and running problems.

Engine loses power

Diagnosing and fixing engine power loss.

Mower pulls left or right (with levers fully forward)

Machine does not drive

Troubleshooting issues with the drive system.

Uneven cutting height.

Causes and fixes for uneven grass cutting.

Abnormal vibration

Blades do not rotate.

Troubleshooting why mower blades are not spinning.

Schematics

Electrical Diagram

Electrical Logic Schematic

Warranty Information