Manuals / Harbor Freight Tools / Lawn and Garden / Portable Generator

Harbor Freight Tools 68306, 68120 Engine Controls, Safety Setup Operation Maintenance, Fuel Valve

Models: 68306 68120

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Engine Controls

Air Filter

Oil Drain Plug

Throttle

Choke

Fuel Valve

Fuel Cap

Engine

Switch

(Electric

Start Models)

Starter

Handle

Muffler

Dipstick

Starter

(Electric

Start Models)

Serial

Number

Location

(Write on front

cover of manual.)

Engine

Switch

(Manual Start

Models)

SAFETY

SETUP

OPERATION

MAINTENANCE

Horizontal Engines

For technical questions, please call 1-800-520-0882.

Page 7

Image 7

Harbor Freight Tools 68306 Engine Controls, Safety Setup Operation Maintenance, Air Filter Oil Drain Plug Throttle Choke

Contents

ITEMS 68120 SAVE THIS MANUALHorizontal Engines 212, 346 and 420 ccSpecifications Table of ContentsSAFETY SETUP OPERATION MAINTENANCESymbol Symbol DefinitionsSETUP OPERATION MAINTENANCESAFETY Set up PrecautionsOperating Precautions YOU IN MINUTES1.Before service, maintenance, or cleaning Operating Precautions contService Precautions OPERATION MAINTENANCEWARNING! DO NOT INSTALL THIS ENGINE ON A VEHICLE Battery Setup InstructionsSet Up Operate only with proper spark arrestor installedEngine Controls SAFETY SETUP OPERATION MAINTENANCEFuel Cap Engine Switch Engine SwitchSAFETY Pre-StartChecksOperation Checking and Filling Engine OilWARNING!TO PREVENT SERIOUS INJURY FROM FIRE SETUPStarting the Engine Checking and Filling FuelSETUP SAFETY4. Turn the Engine Switch on Manual StartSETUP Stopping the Engine8.Break-inPeriod SAFETYSTART 4. Turn the Engine Switch to STARTElectric Start if equipped STARTOPERATION MAINTENANCE 7.Break-inPeriodSAFETY SETUPSAFETY SETUP OPERATION MAINTENANCE Cleaning, Maintenance, and Lubrication ScheduleMaintenance TO PREVENT SERIOUS INJURY FROM EQUIPMENT FAILURESAFETY Engine Oil Change68121 Max Fuel DO NOT OVERFILLRecommended Spark Plugs Air Filter Element Maintenance2.Cleaning Spark Plug Maintenance Spark Plug Cap2.FUEL WARNING!TO PREVENT SERIOUS 1.CLEANING4.BATTERY StoragePossible Causes TroubleshootingProblem Probable SolutionsProblem Use Engine will not startCOMPRESSION RELATED section MAINTENANCEWarranty Statement for Model Limited 90 Day WarrantyEmission Control System Warranty SAFETY SETUPFor technical questions, please call SAFETY SETUP OPERATIONPLEASE READ THE FOLLOWING CAREFULLY MAINTENANCEPart 68120 212cc Parts ListMAINTENANCE Parts Lists and Diagrams0882 68120 212cc AssemblyDiagram callDescription 68121 212cc Parts ListSAFETY SETUP OPERATION MAINTENANCE PartSAFETY 68121 212cc Assembly DiagramMAINTENANCE SETUPDescription 68136 346cc Parts ListSAFETY SETUP OPERATION MAINTENANCE PartSETUP Assembly Diagram68136 346cc MAINTENANCEDescription 68306 420cc Parts ListSAFETY SETUP OPERATION MAINTENANCE PartSETUP Assembly68306 420cc MAINTENANCEHorizontal Engines Mounting Hole DiagramsITEM 68120 / 68121 212cc ITEM 68136 346cc and ITEM 68306 420ccOPERATION Power Take-OffDiagramsSAFETY SETUP MAINTENANCE