Shindaiwa DH254 manual Emission Control Exhaust & Evaporative, Unit Description, Prior to use

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Emission Control (Exhaust & Evaporative)

EPA 2010 and Later and/or C.A.R.B. TIER III

The emission control system for the engine is EM/TWC (Engine Modification and 3-way Catalyst) and for the fuel tank the Control System is EVAP (Evaporative Emissions) or N (for nylon tank). Evaporative emission may be applicable to California models only.

An Emission Control Label is located on the unit. (This is an EXAMPLE ONLY; information on label varies by en- gine FAMILY).

PRODUCT EMISSION DURABILITY (EMISSION COMPLIANCE PERIOD)

The 300 hour emission compliance period is the time span selected by the manufacturer certifying the engine emissions output meets applicable emissions regulations, provided that approved maintenance procedures are followed as listed in the Maintenance Section of this manual.

Unit Description

Familiarize yourself with your machine and its various components. Understanding your machine helps ensure top performance, long service life, and safer operation.

Prior to use

Before using this product, please make sure you have all the components required for a complete unit:

■■Unit assembly

■■Kit with this manual and tool kit for routine maintenance.

■■Cutter blade cover

 

Carefully inspect all components for damage.

IMPORTANT!

The terms “left,” “left-hand,” and “LH”; “right,” “right-hand,” and “RH” ; “front” and “rear” refer to directions as viewed by the operator during normal operation of this product.

WARNING!

Do not make unauthorized modifications or alterations to this machine or any of its components or accessories.

Fuel Cap

 

Cutter

 

Front Handle

 

 

Recoil

Ignition

 

Starter

 

 

Switch

 

Guide Bar

 

 

 

 

Rear Handle

 

Choke

Blade Cover

 

Air Cleaner

Muffler

 

Cover

Protector

Fuel Tank

Gearcase

Throttle

Figure 3

 

Trigger

 

 

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Image 6 Contents
DH254 Hedge Trimmer Contents IntroductionStay Alert General Safety InstructionsWork Safely Minimize the Risk of FireOperating Precautions Safety Equipment and Labels SpecificationsEmission Control Exhaust & Evaporative Unit DescriptionPrior to use Assembly Blade Stiffener RemovalInstall Blade Stiffener Mixing FuelAfter use Handling FuelFilling the Fuel Tank Minimize the Risk of FireStarting Procedure Cranking the EngineRecoil starter can be easily damaged by abuse Stopping the Engine When the motor startsStarting a Flooded Engine If the Engine Does Not StartMaintenance and Adjustments Daily Maintenance/InspectionAir Filter Hour Maintenance Throttle Cable Free PlayMore frequently in dusty conditions 10/15-Hour Maintenance Every 10 to 15 hours of operationBlades Hour or Annual MaintenanceGearcase Lubrication Every 20 HoursValve Adjustment Spark Arrester Screen Maintenance Carburetor AdjustmentIdle Speed Adjustment Long Term StorageTroubleshooting Guide Possible CauseIs the engine overheating? Symptom Possible Cause Remedy Exceptions Purchased Repair Parts and Accessories 99922201033 Page Page Page Servicing Information Parts/Serial Number