Husqvarna 420 GN Operation, Starting the Engine, Connecting Electrical Loads, Stopping the Engine

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Operation

Starting the Engine

Disconnect all electrical loads from the generator. Use the following start instructions:

1. Make sure unit is on a level surface.

IMPORTANT: Failure to start and operate the unit on a level surface will cause the unit not to start or shut down during operation.

2. Turn fuel valve (A) to “Open” position (fully clockwise).

A

3. Place the engine switch (B) in the “On” position.

B

4.Start engine according to instructions given in the engine operator’s manual.

WARNING

Starter cord kickback (rapid retraction) can result in bodily injury. Kickback will pull hand and arm toward engine faster than you can let go.

Broken bones, fractures, bruises, or sprains could result.

•When starting engine, pull cord slowly until resistance is felt and then pull rapidly to avoid kickback.

•NEVER start or stop engine with electrical devices plugged in and turned on.

NOTE: If engine starts after 3 pulls, but fails to run for more than 10 seconds, check for proper oil level in crankcase. This unit may be equipped with a low oil protection device. See engine operator’s manual.

WARNING

Contact with muffler area can result in serious burns.

Exhaust heat/gases can ignite combustibles, structures or damage fuel tank causing a fire.

•DO NOT touch hot parts and AVOID hot exhaust gases.

•Allow equipment to cool before touching.

•Keep at least 5 feet (1.5 m) of clearance on all sides of generator including overhead.

•Code of Federal Regulation (CFR) Title 36 Parks, Forests, and Public Property require equipment powered by an internal combustion engine to have a spark arrester, maintained in effective working order, complying to USDA Forest service standard 5100-1C or later revision. In the State of California a spark arrester is required under section 4442 of the California Public resources code. Other states may have similar laws.

Connecting Electrical Loads

1.Let engine stabilize and warm up for a few minutes after starting.

2.Plug in and turn on the desired 120 Volt AC, single phase, 60 Hz electrical loads.

NOTE:

•DO NOT connect 240 Volt loads to the 120 Volt duplex receptacle.

•DO NOT connect 3-phase loads to the generator.

•DO NOT connect 50 Hz loads to the generator.

•DO NOT OVERLOAD THE GENERATOR. See Don’t Overload Generator.

NOTICE

Exceeding generators wattage/amperage capacity can damage generator and/or electrical devices connected to it.

•DO NOT exceed the generator’s wattage/amperage capacity. See Don’t Overload Generator in the Operation section.

•Start generator and let engine stabilize before connecting electrical loads.

•Connect electrical loads in OFF position, then turn ON for operation.

•Turn electrical loads OFF and disconnect from generator before stopping generator.

Stopping the Engine

1.Turn OFF and unplug all electrical loads from generator panel receptacles. NEVER start or stop engine with electrical devices plugged in and turned ON.

2.Let engine run at no-load for several minutes to stabilize internal temperatures of engine and generator.

3.Move engine switch to the “Off” position.

4.Turn the fuel valve to the “Close” position (fully counterclockwise).

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Contents Operator’s Manual Date Purchased Where to Find Us GeneratorTable of Contents Hazard Symbols and Meanings Operator SafetySafety Rules Safety alert symbol is used with a signal wordBroken bones, fractures, bruises, or sprains could result Engine exhaust from this product containsUnintentional sparking can result in fire or electric shock When Testing for Engine SparkContact with muffler area can result in serious burns Add Engine Oil AssemblyInstall Wheel Kit Unpack GeneratorSpecial Requirements Connecting to a Building’s Electrical SystemSystem Ground Generator LocationItems Not Shown Features and ControlsVolt DC batteries Fuel Valve Used to turn fuel supply on and off to engineVolt AC, 15 Amp, Duplex Receptacle Volt DC Accessory JackCord Sets and Receptacles Stopping the Engine Connecting Electrical LoadsOperation Starting the EnginePositive Charging a BatteryCold Weather Operation To recharge 12 Volt batteries, proceed as followsCreating a Permanent Shelter Creating a Temporary ShelterAn emergency, use the original shipping carton Wattage Reference Guide Don’t Overload GeneratorCleaning MaintenanceGenerator Maintenance Engine MaintenanceStoring the Engine StorageGenerator Storage Long Term Storage InstructionsTroubleshooting Husqvarna Portable Generator Owner Warranty Policy 877 Product SpecificationsExploded View Main Unit Exploded View Main Unit Parts Not Illustrated Parts List Main UnitDescription Exploded View and Parts List Alternator

420 GN specifications

The Husqvarna 420 GN is a powerful and versatile garden tool designed to meet the needs of both professional landscapers and dedicated gardening enthusiasts. This robust chainsaw boasts a range of advanced features and technologies that enhance its performance, ensuring efficient and effective cutting in various outdoor tasks.

One of the standout features of the Husqvarna 420 GN is its powerful engine, which provides a remarkable power-to-weight ratio. The excellent performance is complemented by a low vibration design, allowing extended periods of use without discomfort. The chainsaw is equipped with a centrifugal air cleaning system that significantly reduces the amount of debris and dust entering the air filter. This ensures longer operating periods between air filter cleanings and contributes to the overall longevity of the equipment.

The intuitive design of the Husqvarna 420 GN leads to excellent maneuverability. Its lightweight construction allows users to easily handle the chainsaw during various cutting applications, improving efficiency and precision. The front and rear handles are ergonomically designed, providing a secure grip that enhances control, particularly during demanding cutting tasks.

The chainsaw features an X-Torque engine technology, which minimizes fuel consumption and emissions while maintaining high levels of power. This emphasizes Husqvarna’s commitment to sustainability without compromising performance. Additionally, the chainsaw is equipped with an automatic oil pump that optimizes chain lubrication based on usage, ensuring the chain is always properly lubricated for optimal cutting performance.

The chainsaw is also designed for easy maintenance, with a tool-less chain tensioning system that allows users to adjust the chain tension quickly and efficiently without the need for additional tools. The sturdy construction of the Husqvarna 420 GN, coupled with its ideal size for various cutting tasks, makes it a favorite among professionals and avid gardeners alike.

Overall, the Husqvarna 420 GN is an exceptional choice for those seeking a reliable and powerful chainsaw. With its combination of advanced technologies, ergonomic design, and ease of maintenance, it sets a high standard in the world of outdoor power equipment, making it a valuable addition to any toolkit. Whether tackling heavy-duty jobs or handling lighter pruning tasks, the Husqvarna 420 GN delivers excellence in performance and reliability.
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