Vessel GT-3500GE-V-US User manual

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CHAPTER 1 For safe use
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Preface
Thank you for purchasing the gasoline enginetype impact wrench GT-3500GE –V - US.
GT-3500GE-V-US is a high-power two- stroke engine which can be used in places where power supply is not available. Please be sure to
read this manual carefully and fully understand thecontents before usingtheproduct, to ensure safe use
Warning: Pleaseread this manual after fully understanding the following terms
■The safety precautions are listed below. In each case, importantcontents concerning safety are described, so besure to observe them.
Warning
When it is assumed that the user may bekilled or seriously injured if improperly handled
Caution
When it is assumed that there is a possibility that the user will be injured or property damaged when handling the product
incorrectly.
■Please keep this manual in a place where you can useit at any time, and read it repeatedly
■If the warning label on the product is lost or soiled, promptly get it through our company or the dealer from which you purchased it, and put it
correctly
■When transferring or lending this product, be sure to attach this manual
If you have any questions about the product or the contents of this manual,please contact us or your dealer
Warning
■■Be sure to read this manual carefully and fully understand thecontents beforeusing the product.
Warning
■Take care when handling fuel.
●Storage
Gasoline is highly flammable and must behandled and storedcarefully. Gasolineshould be stored ina specially approved
container
●Handling or mixing gasoline at outdoor where there is no sourceof sparks or heat.
Gasoline is easily vaporized and highly ignitable.
● Do not smoke
Keep cigarettes away because of possible ignition.
●Refueling
・Always stop theengine when refueling.
・When removing the fuel tank cap, gasoline may blow out, so loosen it carefully.
・When refueling the fuel tank, do not fill the tank with fuel, but fill the tank about 10mm below the top of the tank .
・Allow the engine to cool down before refueling.
・Tighten the fuel cap securely after refueling.
●Before starting the engine
Wipe off any spilled fuel before startingthe engine.
When starting theengine, besure to start it at least 3m away from the refueling place.
●Never open the fuel tank cap immediately after stopping the engine.
●The engine remains hot for a while after the engine stopped. Do not place the engine near flammable materials such
as driedgrass. There is arisk offire.
●Storage
Makefuel tank empty and dry before the storage.
Keep the machine and fuel away from heat and fire.
Makesure that vaporized fuel does not reach any source offire or heat
Warning
■Work environment
●Use in an environment where ventilation is ensured.
This product emits exhaust gas. There is a risk of suffocation so useit outdoors or in a well-ventilated environment.
●Do not use where there is a risk of explosion
This machineuses gasoline as fuel. Never use the product where there is a danger of ignition or explosion.
Warning
■Clothes during work
●Please work with proper clothes
Do not wear necklace or large clothes. Also cover your long hair with a hat so that it does not get in thetool.
● Use work protection equipment.
To protect the human body, besure to usehelmets, protective glasses, earplugs, dust masks, anti-vibration gloves,

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safety shoes, and other work protective equipment according to the work
Warning
■When using an impact wrench
●Keep hands and cloths away from moving parts
It is extremely dangerous duringuse. Donot bring your hands or cloths near any moving parts.
●Keep the grips clean of oil, fuel and dirt.
●Workinginanunreasonable posture is dangerous.
Please work in a stable working posture by securely holdingthe impact wrench and respondingto sudden movements.
●Avoid unexpected starting.
When starting the engine, makesure that thethrottle leveris in the stop position. When carrying, do not put your
hand on thethrottle lever
●Make sure when hang.
When hanging the unit with a balancer, etc., check that the hooks are securely attached. Check the hooks regularly
and replace it if necessary.
●Do not contact with electricity
This machineis not insulated from contact with electricity. Usewith care not to contact electricity.
●If you feel any abnormality, stop using it immediately
If you feel any abnormalityduring use, stop using immediately and request inspection and repair.
Warning
■Others
●Do not usefor any purpose other than specified.
Never use it for any purpose other than thespecified one, as it may cause an accident.
●Do not remodel
Never use theproduct after remodeling it, as it may causean accident
●Do not remove parts.
Never remove the attached parts or screws,as doing so may cause an accident
●If a danger is expected, stop the engine immediately.
Be sure to stop the engine when changing accessory tools or when other dangers are anticipated.
Caution
■Basic precautions when using
●Please work carefully
When you are careless, insaneor tired, itmay cause injuries or accidents.
●Keep away fromanyone other than authorized people.
Do not bring anyone other than the personnelinvolved in thework place.Especially children aredangerous.
●Do not use it with violence.
Violence may cause damage or failure, so use it carefully.
●Be careful of thedirection of exhaust
Be careful of theexhaust direction so that the exhaust does not directly hit your eyes orears, as it may cause an accident or
illness.
●Exhaust gases are extremely hot. Keep flammable materials, people and animals away 1m from the exhaust direction of
muffler.
Do not block exhaust gases with any objects. There is a risk ofcaching fire and getting burn.
●This machine will be hot.
This product gets hot when used so pleasedo not touch anythingother than the handleand theoperation unit.
●Please handle carefully.
Rough handling may cause an accident or a malfunction. Do not throw or drop it to givean impact.
●Be careful not to drop the machinewhen working at heights.
To prevent accidents caused by dropping, besure to take safety measures such as using safety wires when working in high
places.
●Please pay attention to the noise regulations
Regarding noise, there are regulations specified by laws and ordinances of each area.It must be used below the
regulation value. If necessary, provide sound insulation walls
●Please take a break at a regular interval.
Prolonged continuous work may causeillness, so take a break at a regular interval. If you feel any abnormality such as pain,
stop using it immediately, consult a doctor,and follow the instructions.
Caution
■Maintenance, inspection and repair
●Be sure to check before use.

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Before use, besure to check for loosescrews and damage to components.Not only may it causeperformance degradation
or failure,but it can also be dangerous.
●Be sure to perform maintenance and inspection
Forsafe and efficient work, do not neglect maintenance and inspection.
●Please contact us or our authorized (designated) service factory for repair
For repairs, please contact us or our authorized (designated) service factory through your dealer or agency. Please note
that we will notbe responsible of any accidents or malfunctions caused by the customer's own actions.
Before use
・After unpacking, check that the accessories are correctly installed.
・Be sureto read the instructionmanual and do not operatethe product or change the accessory until you fully understand it.
• Always keep this instruction at hand.If you have any questions, be sure to checkthe instruction manual.
・Please keep theinstruction manual carefully so as not to lose it. If you loseit,pleaseorder a newone again.
Use
・This product is a tool designed and developed for the purpose of "the bolts and nuts tightening and loosening using the engine as a
power source" . Do not use it fora different purpose such as:
* Use above or below the abilities indicated in thespecifications.
* Modify or weldproducts.
* Use other fuel than mixed gasoline.
* Use in water or in a flammable atmosphere.
* Use for other unexpected uses.
Safety related symbols
Indicates a danger warning, or caution.
Before using the product, read the instruction manual carefully
and understand the contents before using it
This product uses mixed gasoline.
Gasoline is highly flammable and please notethat it is dangerous.
Stop the engine before refueling.
Keep heat and fire sources away from fuel
This product generates exhaust gas when used
The exhaust gas contains toxic components and is extremelydangerous.
Do not use in poorly ventilated environment
This product gets hot when used.
To avoidthe risk ofburns, do not directly touch the hot parts or others, stick to the handle
and lever.
Please usesafety glasses
Pleaseuse earplugs.
Vibration occurs.

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CHAPTER2 Specifications
Sound Level
PA
L
〔dB〕
104.8
WA
L
〔dB〕
115.8
Vibrations Level
Without damper
〔m/s²〕
18.7
With damper
〔m/s²〕
14.7
* Vibration valueahv = 3-axis composite valueof frequency correctionvibration acceleration executionvalue
Vessel Co., Inc．
〒537-0001
Fukaekita 2 -chome, 17 -25, Higashinari ku, Osaka, Japan
Product name
Portable impact wrench
Model name
GT-3500GE-V
2006/42/EC(98/37/EC)
Vibration
measurement
standards:
JIS B 7761-1
JIS B 7761-3
JIS B 7762-7
Day vibration exposure
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)8( T ahvA=
(m/s²)
T = Exposure time per day (actual usage time per day)
Noise measurement
standards
ISO15744

CHAPTER2 Specifications
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Engine
Engine model
CER420
Type
2 -stroke, air-cooled
Engine exhaust amount〔cm3〕
41.5
Idling speed〔m-1〕
2500-3000
Maximum engine output〔kw〕
(ISO8893)
1.57
Guaranteed engine output
〔kw〕
(ISO8893)
1.54
Mixed gasoline
Use only non-leaded regular petrol.
two-stroke oil mix 50~25:1 ratio must be approved for
air-cooled engines.
Fuel tank capacity〔cm3〕
1000 (1.06qts)
Carburetor type
Diaphragm
Spark plug
Type
BPM8Y
Electrode gap [ mm]
0.6-0.7 (0.024-0.028 in)
EMI
Test item
lawn mower
identification
lawn mower CE420
Serial No.
F00003
Sample No.
1
Sample receipt date
October 29, 2012
Test specification
CISPR 12:2007+A1:2009
Test date
October 30,2012
Test results
PASS
The value is smaller because the overall length is shorter than the lawnmower that
performed this inspection.
Impact wrench
Square drive section (mm)
25.4
Tightening torque (Nm)
Full throttle: 1700
Half throttle: 900
Tip rotation speed (m-1)
1200
Ability bolt diameter (mm)
32
Weight (kg)
Without damper: 19.8
With damper: 21.6
Dimensions (mm)
Length: 700
Height: 330
Width: 390
Accessories
Hex wrench (mm)
4mm 1pc.
5mm 1pc.
6mm 1pc.
Plug wrench
1pc.
Spanner (mm)
10-13 1pc.

CHAPTER3 Before use
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Warning
・Be sure to follow the instructions in the operation manual.
・The following useareprohibited.
*Tip isnotproperlyinstalled orisnottherightsize.
*Workingpostureisunstable,cannotbeheldproperly,andcannotbeoperated.
*Slippery,unstable environment.
*Useforpurposes otherthan screws/boltstightening andloosening.
*Usewhen thereisnomodification or lackofparts.
*Usefuelother thanspecified.
*Useinan environmentwherethereis ariskoffireor explosion.
*Useina poorlyventilated environment.
*Useunderconditionsthat exceed theusageload ofthis product.Etc...
・When notin useorwhen notpresent ,removefuel and storein an environment freefrom fireandheat.
• This product getshot whenused.Toavoid theriskofburns,donot directly touch thehotparts.
Warning
●Exhaust gas
This product generates exhaust gas when used. The exhaust gas contains toxic components and is extremely dangerous. Do not use
in poorly ventilated environment
Warning
●Protectiveequipment
Useprotective equipment required to work such as safety glasses, ear plugs,dust-proof mask, helmet,safety shoes,and anti-vibration
gloves.
Work clothes shouldbeofappropriate size,fastenbuttons, zippers, belts,etc.,andbecarefulnotto get longhair caughtinthemechanism.
Caution
● Recommended oil
Use2cycle engineoilformixed gasoline.
Do not use water-cooled outboard motor2 -strokeoil. This typedoes not include air-cooled2 -stroke additives for engine and it may
damage theengine.
Do notuseautomobile motoroil.This typedoes notincludeair-cooled2 -strokeadditives forengine anditmaydamage theengine.
Caution
●Recommended fuel type
Use clean, unleaded petrol with an octane rating of 85 or higher. Useof unleaded petrol results in fewer combustion chamber deposits and
longer spark pluglife.Useofpremiumgrade fuelis notnecessary orrecommended.
IMPORTANT: Never usegasoholor alcohol blended fuelsin this engine.
Warning
●Blended gasoline
Theengineused for theGT-3500GE-V has atwo-cycledesign.Engineinternal moving parts (crankshaft bearings, piston bearing, piston,
cylinder wall contact portion, etc.) need 2 cycle engineoil forlubrication. Improper mixing ratio can damage theengine.
Petrol
Two-strokeoil
50:1
25:1
ISO-L-EGC/EGD, JASO classFC/FD, or
equivalent two-strokeoil
ISO-L-EGB, JASO classFB, or
equivalent two-strokeoil
1liter
20mL
40mL
2liters
40mL
80mL
3liters
100mL
200mL
※Do not mixgasolineinthetank. Prepare gasolinemixed in thecorrect ratio inadvanceandrefuel.
· When mixing gasoline, use an approved container.
・Put amark onthecontainer sothatitcanbeidentified asmixedgasoline.