UST GG5500 Series User manual

Owner s Manual
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866 797 2738
Readcarefully beforeattemptingtoassemble,install,operateormaintaintheproduct described. Protect
yourselfandothersbyobservingallsafetyinformation. Failuretocomplywiththeuser,smanual
couldresultinpersonalinjuryand/orpropertydamage!retaintheuser,smanualforfuture
reference.calltollfreenumber8667972738forpartsandservice.
Distributed by
Fullerton, CA 92833
One year or 60 hours Limited Warranty (see page22)
For customer service or warranty information call toll free
DISCLAIMER:All picturesmay notbe identicalto productinside box.

SAFETY ALERT SYMBOL: Indicates danger, warning, or
caution.Attention is
required in order to avoidserious personal injury.
The signal word (DANGER, WARNING, or CAUTION) is used with the alert
symbol toalert youto specialinstruction abouta particularoperation
that may be hazardous if pe rformed incorrectly or carelessly. Observe them
DANGER: Failure to obey a safety warning will result in
serious personal injuries or deaths.
WARNING:Failure to obey a safety warning can result in
serious personal injuries or deaths.
CAUTION:Failure to obey a safety warningmay result in
minor or moderate injuries
CAUTION:When used without the alert symbol, could result in
damage to your engine or other property.
If you do not understand any portion of this manual, about engine,
please search for your dealer for explanations.
carefully.

CONTENTS
1.SAFETY
2.COMPONENTIDENTIFICATION
3.PRE-OPERATION CHECK LIST
4.STARTING THE ENGINE
5.GENERATOR USE
6.STOPPINGTHE ENGINE
7.MAINTENANCE
8.STORAGE
9.TROUBLESHOOTING
10.WIRING DIAGRAM
11.SPECIFICATIONS
12.WHEELKIT
13.PARTS LIST AND DIAGRAM
13.1 CRANKCASE ASSY.
13.2 CYLINDER HEAD ASSY.
13.3 CAMSHAFTASSY.
13.4 CRANKSHAFTASSY.
13.5 CRANKSHAFT ASSY. & PISTON
13.6 CENTRIFUGALTIMING IMPLEMENTASSY.
13.7 INFLAME ASSY.
13.8 STARTER ASSY.
13.9 ENGINE SPROCKETCOVER
13.10 CARBURETOR ASSY.
13.11AIR CLEANERASSY.
13.12 CHOKE ROD ASSY.
13.13 GENERATOR
13.14 GAS TANK ASSY.
13.15 PANEL ASSY.
13.16 MUFFLER ASSY.
13.17 FRAME ASSY.
13.18 MOTOR SHIELD ASSY.
14 PARTS REPLACEMENT LIMITED WARRANTY
15 PRODUCT REGISTRATION CARD
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1. SAFETY
1.1 SAFETYLABELS
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1.2 GENERATOR SAFETY
DO NOT SPILL. STOP ENGINE.
BEFORE REFUELING
DO NOT USE INSIDE HOUSE. DO NOT CONNECT TO
HOUSEHOLD CIRCUIT.
NO SMOKING.
DO NOT USE IN WET
SURROUNDING.
KEEP FLAMMABLE MATERIAL
AT LEAST 1m(3FT).AWAY
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2.COMPONENT IDENTIFICATION
1 FUEL GAUGE
2 FUEL TANK CAP
3 FUEL TANK
4 HOUR METER
5 DC PROTECTOR
6 GROUND TERMINAL
7 DC TERMINALS
17
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19
20
21
1234
5
6
7
8
9
10
11
12
13
14
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16
8 HANDRAIL
9 FORE POLE SOCKET
10 DOUBLE SOCKET
11 CRUTCH
12 CIRCUIT BREAKER
13 VOLTMETER
14 OIL FILLERCAP
15 WHEEL
16 ENGINE SWITCH
17 RECOIL STARTER
18 FUEL VALVE
19 AIR CLEANER
20 CHOKE ROD
21 FRAME
22 SPARKPLUG
23 MUFFLER
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3.PRE-OPERATION CHECK
1.OIL LEVEL
1.Remove the oil filler cap/dipstick and
wipe off any oil.
2.Insert the oil filler cap/dipstick into
oil filler neck,but do not screw it in!
Let the filler cap/dipstick sit above
the oil level.
3.Add oil if the oil level is low
before starting.
2.FUELLEVEL
1.Remove the fuel tank cap.
2.Check the fuel level if
the fuel level islow. 3.Add the unleaded gasoline
to the shoulder of the
filter screen.
4.Install the fuel tank cap.
CAUTION:Be sureto checkthe generatorengine fluidlevels withthe generatoron alevel surface
Recommended oil:4-stroke motor oilservice classification SJ,SL, SGor SAE10W-30for general
temperature.
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3.AIRCLEANER
1.Unsnap theair cleanercover springs,andremove theair cleanercover
2.Check theair cleanerelement tobe sureit isclean andin goodcondition.
3.If it isdirty,remove and clean
the element. (1)Wash in solvent (2)Squeeze
(3)Soak oil
(4)Squeeze dry
4.Reinstall the air cleaner element
and secure the coverby setting
the cover spring.
4.STARTING THEENGINE
1.Disconnect any load from the
AC receptacle. 2.Turn the fuelvalve to the ON position.
3.Pull the choke rodout to the CLOSED position.
Check the air cleaner element tobe sure itis clean.
4.Turn the engine switchto the
ON position.
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5.GENERATOR USE
5.Pull thestarter griplightly untilresistance isfelt
then pullbriskly.
1.To prevent electrical shock fromfaulty appliances, the generator
should be grounded.
2.Combined load of the connected apparatusmust not exceed the rated capacityof the generator
Electric apparatus, particularly motor-drivenequipment, will draw a higher currentwhen starting. The
following table is providedfor your reference when connectingsuch apparatus to your generator.
Warning:Do notallow thestarter gripto snap
back againstthe engine.
Return itgently.
6.Push thechoke rodto the OPEN position
as theengine warmsup.
To keepthe generatoralways intop mechanicaland electricalcondition, observethe following:
WARNING
TYPE WATTAGE
STARTING
RATED
TYPICALAPPARATUS
EXAMPLE
APPARATUS
STARTING
RATED
Incandescent lamp Incandescent lamp
100W
100VA
(W)
100VA
(W)
X1 X1
X2 X1.5
X2
X3~5
Fluorescentlamp
Fluorescentlamp
80VA 60VA
(W) (W)
40W
Refrigerator
Electricfan
Refrigerator
150W
450~750VA 300VA
(W) (W)
Incandescent lamp
Heating appliance
Fluorescent lampMotor driven equipment
TV
- 5 -
Connect a copper wire to the generator and the other end of wire
to a metal stake driven into the ground.

3.When twoor morepieces ofapparatus areconnected toyour generator, turnthem onbeginning
with theone drawinghigher currentwhen starting.
1.Start theengine
2.Make surethat theneedle onthe voltmeterindicates thevoltage.
3.Plug inthe appliance
Note:
a: Overcurrent willautomatically turnoff theACbreaker.When thatis
turned off,the generatorshall berestarted withload reduceda few
minutes thereafter.
B: Generally5-10% varianceof voltageoutput isallowed.
ACAPPLICATION
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ON
OFF

DC APPLICATION
The DCterminals maybe usedfor charging12V automotive-typebatteries only
1.Connect thecharging cablesto thebattery terminal.
2.Start theengine andcharge thebattery
An overloadedDC circuitwill tripthe DCcircuit breaker
(push buttoncomes out)If thishappens. Checkthe short
circuit orcounter connectionand waita fewminutes
before pushingthe circuitprotector.
NOTE:
3.Stop theengine, thendisconnect the
charging cablesin thereverse orderof
connection.
1.Turn off allelectrical appliances.
6.STOPPING THE ENGINE
2.Turn theengine switch
to the OFF position.
3.Disconnect theelectrical
appliance. 4.Turn thefuel valveto the
OFF position.
NOTE: To stopthe enginein anemergency,turnthe engineswitch OFF.
1ON2OFF
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