National Mower HYD70OM-8/99, HY70OM-8/992 owner manual Table of Contents

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TABLE OF CONTENTS

Declaration Of Conformity

2

Safe Operating Practices

3

Introduction

5

Receipt of Shipment

5

Specifications

6-9

Engine Specifications

6

Transmission

6

Vehicle Specifications

6

Battery

6

Mower Specifications

6

Weight and Dimensions

6

Lubricants

6

Disposal Numbers

7

Noise Emission and Vibration

7

Decals

7-8

Assembly Instructions

9-10

General Information

11-12

Engine

11

Traction Drive Train

11

Reel Drive

11

Ignition Switch

11

Hour meter

11

Ammeter

11

Reel Control

11

Choke

12

ThrottleLever

12

Traction Pedal

12

Mow and Lift Treadle

12

Free Wheeling Valve

12

Drop/Lift Needle Valve

12

Interlock Switches

12

Operation

13

Adjustments

13

Traction Pedal

13

Reel Control Clutch

13, 14

Seat Switch

14

Height of Cut

14

Reel to Bedknife

15

Reel End Play

15

Backlapping Procedure

15, 16

Grinding Procedure

16

Maintenance

17

General

17

Assembly and Disassembly

17

Battery

17, 18

Charging a Battery

18

Bed Knife Replacement

18

Fuel filter

18

Engine

18

Electrical System

18

Hydraulic Hoses

19

Hydraulic Oil

19

Hydraulic Oil Filter

20

Handle Bar Removal

20

Jumper Cables

20

4

HY70OM-8/99

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Contents Hydro 70 Triplex Declaration of Conformity Raymond Avenue, St. Paul, Minnesota 55114 U.S.ANational Mower Safe Operation Practices For Riding Mowers Table of Contents Introduction Receipt of ShipmentSpecifications Transfers Disposal NumbersNoise Emission & Vibration Transfer Description Assembly Instructions AssemblyTractor Assembly Assembly of Rear Cutting Unit to TractorAssembly of Rear Cutting UNIT, General Information Interlock Switches ChokeThrottle Lever DROP/LIFT Needle ValveAdjustments AdjustmentsTraction Pedal Adjustment Reel Control Clutch AdjustmentSeat Switch Adjustment Height of CUT AdjustmentAdjustment Reel Control ClutchReel END Play Adjustment Reel to Bedknife AdjustmentBacklapping Procedure Grinding Procedure Backlapping ProcedureGeneral Maintenance MaintenanceAssembly & Disassembly Charging a Battery BED Knife ReplacementMaintenance Fuel FilterHydraulic Hoses Hydraulic OILBelt Replacement Hydraulic OIL FilterHandle BAR Removal Jumper CablesBelt Replacement Coupling AlignmentStorage General InstructionsTractor TiresTrouble Shooting Guide Engine will not StartReel will not CUT Tractor will not MoveLubrication National Hydro 70 Triplex Reel Control Parts List Ordering InformationHY70OM-8/99 Tank and Rear Fork Assembly Description QtyHY70OM-8/99 Steering Tower Assembly HY70OM-8/99 Engine and Footrest Assembly KnobHY70OM-8/99 Traction Pedal and Pump Assembly Part No. Description Qty. ItemHY70OM-8/99 Lift ARM and Drive Assembly HY70OM-8/99 Front Cutting Unit Assembly SKIDBAR, L.HHY70OM-8/99 Center Rear Cutting Unit Assembly Side PLATE, L.HPump Wheel Motor Filter Lift Hydraulic Hose and Line Assembly Pump Wheel Motor Filter Lift Tank Hydraulic Fitting Assembly Basket Assembly Kit No Belt Tool KIT KIt NoHeight of CUT BAR Kit No Pump Part NoWheel Motor Part Nos , 07388 Lift Valve Part NoLift Cylinder Part No Front Roller Scraper KIT Part NoRear Roller Scraper KIT Part No Valve Block Part NoNational Mower Company National Mower CompanyRaymond Avenue, St. Paul, Minnesota 55414, U.S.A