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Gravely ZT 2552HD User Manual

Gravely ZT 2552HD
34 pages
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Owner/Operator Manual
Models
991037 – ZT 2552HD
991038 – ZT 2760HD
991041 – ZT 2660HD
991050 – ZT 2444HD
991051 – ZT 2648HD
ZT HD
03253200A 5/08
Printed in USA
ENGLISH
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Gravely ZT 2552HD Specifications

General IconGeneral
Engine ManufacturerKawasaki
Engine ModelFR691V
Engine Displacement726 cc
Horsepower23 hp
Deck TypeFabricated
Transmission TypeHydrostatic
Transmission ManufacturerHydro-Gear
Cutting Width52 inches
Cutting Height1.5 - 5 inches
Fuel Capacity5 gallons
Warranty3 years

Summary

Introduction

Non-English Manuals

Information on obtaining manuals in languages other than English from dealers or website downloads.

The Manual and Parts

Guidance on reading the manual for understanding safety, controls, and ordering replacement parts.

Dealer Delivery and Policies

Unauthorized Replacement Parts

Warning against using non-genuine parts and disclaimer regarding performance, durability, and safety.

Disclaimer

Company reserves the right to change products without notice; manual descriptions are in effect at printing.

Safety Overview

Safety Alerts and Signal Words

Explanation of safety alert symbols, signal words (DANGER, WARNING, CAUTION), and notations.

Operator Training and Decals

Requirements for operator training and importance of maintaining safety decals for proper unit operation.

Safety: Injury and Operation

Danger: Serious Injury or Death

Precautions to avoid serious injury or death, including slope operation and keeping children away.

Danger: Rotating Parts

Warnings to keep hands and feet away from rotating parts and to stay clear of discharge areas.

Safety: Warnings and Rules

Warnings: Moving Parts & Hot Surfaces

Caution against operating with guards removed, standing clear of discharge, and touching hot surfaces.

Safety Rules and Precautions

General safety rules including operator responsibilities, work area clearance, and avoiding hazards.

Safety: Equipment and Practices

Personal Protective Equipment

Recommendations for appropriate footwear, safety goggles, and protective gloves during operation.

Safe Operation Practices

Guidelines for safe mowing, including avoiding wet grass, traffic, and passengers.

Safety: Slopes, Fuel, and Battery

Slope and Fuel Safety

Precautions for operating on slopes and safe handling of gasoline and fuel system components.

Battery Safety and Precautions

Guidelines for safe handling of batteries, including avoiding electric shock and potential hazards.

Assembly

Unit Assembly and Checklist

Steps for unpacking the unit and a preparation checklist before assembly.

Assembly: Pre-Checks

Pre-Assembly Checks

Checks for engine, fuel, lubrication, safety interlock, deck level, and controls before initial operation.

Controls and Features

Fuel and Steering Controls

Identification and function of fuel tanks, steering levers, hydraulic reservoir, ignition, throttle, and choke.

PTO, Lift, and Parking Controls

Description of PTO switch, mower lift pedal, lift lock, parking brake, and bypass valve.

Operation: Systems and Controls

Safety Interlock and Steering

Tests for safety interlock system functionality and steering lever operation for movement and stopping.

Ignition and Brake Systems

Operation of the ignition switch and the parking brake interlock system for starting and stopping.

Operation: Controls

Engine Controls

Instructions for choke, throttle lever, and bypass valve lever for engine starting and unit movement.

Mower and Seat Controls

Operation of mower lift pedal, PTO switch, fuel shut-off valve, parking brake, and seat adjustments.

Operation: Procedures

Hour Meter and Fueling

Information on the hour meter and detailed steps for safely filling the fuel tank.

Pre-Start and Starting Procedures

Pre-start checks and step-by-step instructions for starting the engine and preparing for operation.

Operation: Mowing and Parking

Mowing Operation

Guidelines for operating the unit while mowing, including speed selection and PTO engagement.

Parking and Moving Unit

Procedures for parking the unit and moving it with the engine off, including bypass lever use.

Maintenance Schedule

Each Use Checks

Essential checks before each use: safety interlock, parking brake, hydraulic fluid, and tire pressure.

Maintenance Schedule: Intervals

Scheduled Maintenance Intervals

Tasks for 25, 50, 100, and 400-hour intervals: blades, lubrication, battery, fasteners, belts, fluid/filter.

Service and Adjustments

Service Position

Instructions for placing the unit in a service position for maintenance and adjustments.

Service and Adjustments: Hydraulics

Hydraulic Fluid Checks

Procedure for checking hydraulic fluid level and adding fluid if necessary.

Hydraulic Fluid & Filter Change

Steps for changing hydraulic fluid and filter at specified intervals for system maintenance.

Service and Adjustments: Hydraulics and Blades

Purging Hydraulic System

Procedure for purging air from the hydraulic system after fluid changes or repairs.

Blade Removal & Replacement

Instructions for safely removing, replacing, and tightening mower blades.

Mower Blades: Sharpening

Blade Sharpening

Guidelines for sharpening mower blades, including checking balance and proper sharpening patterns.

Battery Service Procedures

Battery Service Procedures

Steps for removing, replacing, and cleaning the unit's battery.

Battery Charging & First Aid

Guidelines for charging the battery and first aid measures for battery fluid contact.

Lubricate Unit

Steering Neutral Adjustment

Eliminating Creeping

Procedure for adjusting steering control neutral to eliminate excessive unit creeping.

Aligning Steering Levers

Adjusting Unit Tracking

Adjusting Steering Lever Height

Adjusting Parking Brake

Check Brake Adjustment

Procedure to check and adjust the parking brake if it does not hold the unit properly.

PTO Belt

Belt Access & Replacement

Steps for accessing PTO belt areas and replacing mower belts.

Hydro Pump Belt Replacement

Procedure for replacing the hydro pump belt on the unit.

Mower Decks

Anti-scalp Roller Adjustment

Adjusting anti-scalp rollers to prevent lawn scalping based on cutting height.

Removing Mower Deck

Safety precautions and steps for removing the mower deck from the unit.

Mower Decks: Installation and Leveling

Installing Mower Deck

Steps for installing the mower deck onto the unit, including belt and chain connections.

Leveling Mower Deck

Procedure for leveling the mower deck side-to-side and setting front-to-back pitch.

Mower Decks: Blade Adjustment

Blade Level & Pitch Adjustment

Adjusting blade height and pitch using deck lift brackets for optimal cutting performance.

Storage

Short Term Storage

Guidelines for storing the unit for short periods, including cleaning and inspection.

Storage: Long Term and Accessories

Long Term Storage

Procedures for long-term storage, including fuel system treatment and battery care.

Accessories

List of available accessories for the unit, identified by part number and description.

Service Parts

List of common service parts, including filters, spark plugs, belts, and blades, with part numbers.

Specifications

Warranty

Customer Responsibilities

Owner's responsibilities for warranty service, including maintenance, notification, and transport.

Warranty Exceptions & Exclusions

Details on what is covered by warranty and common exceptions or limitations.

Warranty: Details

Items Not Covered by Warranty

List of parts and items explicitly excluded from the manufacturer's warranty coverage.

Warranty Disclaimers & Limitations

Information on warranty disclaimers, limitations of remedy, and applicable state laws.

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