Hyundai HY3500P User manual

HY3500P
User Manual

This product can expose you to chemicals including carbon monoxide,
which is known to the State of California to cause cancer and birth
defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov
©2020 Hyundai Power Equipment. All Rights Reserved.
Licensed by Hyundai Corporation, Korea.
HY3500P_UG_EN_2019-12-20

Thanks for choosing the HY Series!
You're excited to power up, so we'll keep this brief. Let's get started!

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Contact us by phone at 1-877-528-3772,
email us at [e-mail], or visit us online
at www.hyundaipower.ca if you have any questions
SAVE THESE INSTRUCTIONS
This user guide contains important instructions for your
product, that should be followed during installation and
maintenance of the generator.
This user guide covers the safety, operation and
maintenance procedures for the HY3500P.
All information in this publication is based on the latest
product information available at the time of print.
Visit www.hyundaipower.ca for user guide
updates and operation notices.
No part of this publication may be reproduced
without written permission.

WARRANTY INFORMATION
YOU CAN REGISTER EASILY USING OUR ONLINE FORM:
www.hyundaipower.ca/register-warranty
See ‘Limited Warranty’ for more information.
Product registration will allow you to request warranty support in
the future. Product registration is required for all product support
and warranty coverage.
Warranty support, operation assistance and product support
is provided by Midland Power Inc., a licensed manufacturer of
Hyundai Power Equipment. Please contact us directly for any
warranty service questions.
1-877-528-3772
[e-mail]
www.hyundaipower.ca

HY SERIES
TABLE OF CONTENTS
1. Safety 1
2. Learn About Your Generator 5
2.1 Component Identification 5
2.2 Control Panel 6
2.3 Control Functions 7
2.4 Make Sure You Have Everything 9
3. Pre-Operation Check 10
3.1 Check the Oil Level 10
3.2 Check the Fuel Level 12
3.3 Connect the Battery 13
3.4 Prepare the Air Cleaner 14
4. Starting the Engine 15
4.1 Starting Your Generator 16
5. Generator Use 19
5.1 Output, Overload, and Oil Alert Indicator 19
5.2 DC Applications 20
5.4 AC Parallel Operation 21
5.3 AC Applications 22
6. Stopping the Engine 23
7. Maintenance 24
7.1 Maintenance Schedule 25
7.2 Changing the Oil 26
7.3 Cleaning the Air Filter 28
7.4 Spark Plug Service 29
7.5 Spark Arrester Maintenance 30
7.6 Replacing the Battery 31
7.7 Fuel Filter Maintenance 32
7.8 Emission Control System 33
8. Transportation & Storage 35
9. Troubleshooting 37
10. Technical Specifications 39
11. Wiring Diagram 39
12. Appendix 40
13. Limited Warranty 42

1
1. SAFETY
DANGER!
Using a generator indoors can kill you in minutes.
Generator exhaust contains carbon monoxide. This is a poison
that you cannot see or smell.
NEVER use inside a home or garage.
WARNING!
This product can expose you to chemicals including carbon
monoxide, which is known to the State of California to cause
cancer and birth defects or other reproductive harm. For more
information go to www.P65Warnings.ca.gov
1.1 OPERATOR SAFETY
WARNING!
Always perform an oil, fuel and air lter check before starting the engine.
Properly clean and maintain the equipment.
Operate the generator according to instructions for safe and
dependable service.
Before operating the generator, read the user guide carefully. Otherwise,
personal injuries or equipment damage may result.
Never run the generator in an enclosed area to avoid harm from exhaust
emissions of a poisonous carbon monoxide gas.
Pay attention to the warning labels. The engine exhaust system will
become heated during operation and remain hot immediately after the
engine is stopped.
Avoid other generator hazards
READ MANUAL BEFORE USE.
Using a generator indoors can KILL YOU IN MINUTES.
Generator exhaust contains carbon monoxide.
This is poison that you cannot see or smell.
NEVER use inside a home
or garage. EVEN if doors
and windows are open.
Only use OUTSIDE and
far away from windows,
doors, and vents.
TOXIC FUMES HAZARD. Running engines give off
carbon monoxide, an odourless poisonous gas
that can cause nausea, fainting, or death. Do
not start engine indoors or in an enclosed area,
even if the windows and doors are open.
DANGER TOXIQUE. Faire fonctionner un moteur dégage de
l’oxyde de carbone, un gaz inodore toxique qui peut
provoquer la nausée, évanouissement ou la mort. Ne
démarrer pas le moteur à l’intérieur ou dans une espace clos,
meme si les fenêtres et les portes sont ouvertes.

2
Gasoline is a highly ammable and explosive liquid. Refuel in a well
ventilated area with the engine stopped.
Use of gasoline with an ethanol content greater than 10% can damage
the engine and fuel system and will void the manufacturer’s warranty.
When refueling the generator, keep it away from cigarettes, open ames,
smoke and/or sparks.
Place the generator at least 3 feet away from buildings or other
equipment during operation.
Run the generator on a level surface. Tilting the generator may result in
fuel spills.
Do not touch the spark plug while the engine is operating or shortly after
the engine has been shut down.
Know how to stop the generator quickly and understand operation of
all the controls. Never permit anyone to operate the generator without
proper instructions.
Keep children, pets and machinery with rotating parts away during
operation.
Do not operate the generator in rain or snow.
Do not allow any moisture to come in contact with the generator.
1.2 AC SAFETY
WARNING!
Before connecting the generator to an electrical device or power cord:
Make sure that everything is in proper working order. Faulty devices or
power cords can lead to an electrical shock.
Turn off the generator immediately if the device begins to operate
abnormally. Then disconnect the device and investigate the problem.
To prolong engine life, do not exceed the rated running wattage.
Keep away from other electric cables or wires.
Make sure that the electrical rating of the device does not exceed
that of the generator. If the power level of the device is between the
maximum output power and the running power of the generator, the
generator should not be used for more than 30 minutes.
When an extension cable is required, be sure to use a tough rubber
sheathed exible cable (according to IEC245 or equivalent standards).
The maximum length of the extension cable: 196 feet (60 meters) for
cable of 15.5 gauge (1.5mm2); 328 feet (100 meters) for cable of 13.25
gauge (2.5mm2).
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3
Connections for standby power to a building’s electrical system must
be done by a qualied electrician and must comply with all applicable
laws and electrical codes. Improper connections may cause serious
injuries to electrical workers during a power outage, and when the
utility power is restored, the generator may explode or cause res. The
generator shall be connected through transfer equipment that switches
all conductors other than the equipment grounding conductor. The
frame of the generator shall be connected to an approved grounding
electrode.
For power outages, permanently installed stationary generators are
better suited for providing backup power to the home. Even a properly
connected portable generator can become overloaded. This may result
in overheating or stressing the generator components, possibly leading
to a generator failure.
This unit is oating neutral. The generator (stator winding) is isolated
from the frame and from the AC receptacle ground pin.
Electrical devices that require a grounded receptacle pin connection will
not function if the receptacle ground pin is not functional.
1.3 MAINTENANCE SAFETY
WARNING!
After any maintenance is performed, wash immediately using soap and
clean water because repeated exposure to lubricant may cause skin
irritation.
Do not clean the lter element with ammable liquids like gasoline
because an explosion may occur.
Allow the generator set to cool down and turn off the engine before
performing any maintenance. Failure to do so can cause severe
personal injury or death.
Always wear safety glasses when cleaning the generator set with air.
Do not clean the generator set with a pressure washer because it can
damage the generator set.
When working with batteries, ventilate the area, use safety glasses, do
not smoke. Always disconnect the negative rst and reconnect it last.
Use rubber gloves when coming into contact with engine oil.
Always stop the generator set before removing the oil ller cap.
Only qualied maintenance personnel with knowledge of fuels,
electricity, and machinery hazards should perform maintenance
procedures.

4
1.5 OTHER SAFETY TIPS
WARNING!
To avoid breathing in poisonous carbon monoxide from the exhaust
gases, adequate ventilation should be provided if the generator set is
running in a partially enclosed space.
If the generator set is stored outdoors, check all the electrical
components on the control panel before each use. Moisture can
damage the generator and can lead to an electric shock.
Do not connect an extension to the exhaust pipe.
Generators vibrate in normal use. During and after the use of the
generator, inspect the generator as well as extension cords and power
supply cords connected to it for damage resulting from vibration. Have
damaged items repaired or replaced as necessary. Do not use plugs or
cords that show signs of damage such as broken or cracked insulation
or damaged blades.
If you start to feel sick, dizzy, or weak after the generator has been
running, move to fresh air RIGHT AWAY. See a doctor. You could have
carbon monoxide poisoning.
Avoid other generator hazards
READ MANUAL BEFORE USE.
Using a generator indoors can KILL YOU IN MINUTES.
Generator exhaust contains carbon monoxide.
This is poison that you cannot see or smell.
NEVER use inside a home
or garage. EVEN if doors
and windows are open.
Only use OUTSIDE and
far away from windows,
doors, and vents.
TOXIC FUMES HAZARD. Running engines give off
carbon monoxide, an odourless poisonous gas
that can cause nausea, fainting, or death. Do
not start engine indoors or in an enclosed area,
even if the windows and doors are open.
DANGER TOXIQUE. Faire fonctionner un moteur dégage de
l’oxyde de carbone, un gaz inodore toxique qui peut
provoquer la nausée, évanouissement ou la mort. Ne
démarrer pas le moteur à l’intérieur ou dans une espace clos,
meme si les fenêtres et les portes sont ouvertes.
HY SERIES
1.4 RUNNING GENERATORS IN PARALLEL
WARNING!
Only connect in parallel with an approved Hyundai parallel kit to another Hyundai
model featuring parallel. Attempting to connect other brands or models will void
your warranty and could cause bodily injury.

5
2. LEARN ABOUT YOUR GENERATOR
This section will show you how to identify key parts of your generator. Going over
the terminology below will make sure we’re on the same page.
2.1 COMPONENT IDENTIFICATION
Folding Handle
Control Panel
Fuel Gauge
Battery
Maintenance
Panel
Wheel
Air Filter
Maintenance
Panel
Recoil Grip
Oil
Maintenance
Panel
Fuel Cap
Rear Handle
Mufer

6
2.2 CONTROL PANEL
1. Power Button
2. EcoMode Switch
3. Fuel Shutoff
4. Indicator Lights
5. Hour Meter
6. DC Breaker
7. 12V 5A DC Receptacle
8. Reset
9. USB
10. Parallel Port
11. AC Breaker
12. 120V 25.8A (L5-30) Receptacle
13. AC Breaker
14. 120V 20A (5-20) Receptacle
15. Ground Terminal
6 7
8
1
2
3
4
5
9
10
11
12
13
14
15
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7
2.3 CONTROL FUNCTIONS
AC Circuit Breakers
While the generator is running, the breakers should be put in the ON
position.
If the current has exceeded its limits it will automatically pop out to the
OFF position. Reduce the electrical load on the generator and push the
button back to the ON position.
DC Circuit Breakers
The DC circuit breaker automatically shuts off when the charging circuit
is overloaded.
If the current has exceeded its limits the breaker will automatically pop
out to the OFF position. Reduce the electrical load on the generator and
push the button back to the ON position.
Display Button
Press the DISPLAY button once to turn on the backlight. The hourmeter
will be shown, and the backlight will turn off after 10 seconds. Press the
DISPLAY button multiple times to cycle through different information
displays. The display is only powered while the unit is running.
EcoMode (Economy Control Switch)
Turning EcoMode to ON is recommended for minimizing fuel
consumption. In this mode the engine will dynamically meet the demand
of the current electrical load and will automatically go into an idle state if
all electrical loads are disconnected.
Before connecting or removing a high load device to the generator, turn
EcoMode to OFF until that device has reached running power.
When EcoMode is OFF, the engine runs at full speed.

8
Ground Terminal
WARNING!
Before using the ground terminal consult a qualified electrician,
electrical inspector, or local agency having jurisdiction for local
laws and codes that apply to the intended use of the generator.
The ground terminal is connected to the non-current carrying metal
parts (such as the fuel tank), the frame, and the ground terminals of the
AC outlets.
Low Oil Indicator Light
The oil alert system is designed to prevent engine damage caused by
an insufcient amount of oil in the crankcase. Before the oil level in the
crankcase reaches an unsafe limit, the oil alert system will automatically
shut down the engine (the power switch remains in the ON position).
If the oil alert system shuts down the engine, the low oil indicator light
(red) will turn on. Check the engine oil level.
Output and Overload Indicator
In normal operation, the green output indicator light (READY TO USE)
will remain on.
If the generator is overloaded (producing more than running wattage) or
a connected appliance has short-circuited, the output indicator light will
turn off and the overload indicator light will turn on.
Power Switch
The three-way power switch starts and stops the unit.
START: Starts the engine using the electric start system.
ON: Switch must be in this position to recoil or remote start.
STOP: Stops the engine.
Reset Button
Use the RESET button in the case of a sudden engine overload.
Disconnect all electrical appliances and then press and hold the reset
button for 1 second, this will reset the engine. After resetting, if the
overload indicator light has turned off and the output indicator light has
turned back on, reconnect the electrical appliances. Otherwise, stop the
engine by turning the power switch to STOP, and check the generator.
NOTE
The RESET button is available a maximum of 5 times for every full start
HY SERIES

9
of the generator. Shut down the generator and restart using the power
switch to refresh available resets.
If the generator is running normally, the RESET button will have no
effect.
USB Ports (If Equipped)
A total of 3.1A is available at 5.0V. A single port can draw the full 3.1A or
it will be distributed as needed. For example, a 1A device will only draw
1A.
2.4 MAKE SURE YOU HAVE EVERYTHING
Make sure your generator has everything listed in the table below.
Part Name Quantity
Inverter Generator 1
User Guide 1
Spark Plug Wrench - Sleeve 1
Spark Plug Wrench - Bar 1
Multi Screwdriver 1
DC Charging Cable 1
Oil Transfer Tool 1

10
3. PRE-OPERATION CHECK
Set the generator on a level surface and the power switch to OFF.
3.1 CHECK THE OIL LEVEL
1. Unscrew and remove the oil maintenance panel.
2. Unscrew the oil dipstick and wipe it off.
3. Check the oil level by reinserting the dipstick without rethreading it.
Remove the dipstick and examine the oil level. If the oil level is at or below
the minimum oil level, rell the oil to the maximum oil level mark.
4. Reinsert the dipstick and tighten securely. Replace the oil maintenance
panel and screws.
NOTE
SAE 10W-30 or SAE Synthetic 5W-30 is recommended for general use.
Use of synthetic oil does not change maintenance intervals.
Oil Capacity: 18 . oz. / 0.55 L
DO NOT OVERFILL.

Oil Cap and Dipstick Oil Capacity
18 . Oz. / 0.55L
Max Fill Level
Oil Transfer Tool
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11
NOTE
Do not tilt the generator when adding engine oil. This could result in
overlling and damage to the engine.
Use high quality 4-stroke engine oil, certied to meet or exceed API
standard SG, SF, SAE ratings with strong detergents. Using non-
detergent or 2-stroke oil could shorten the engine’s working life.
Do not mix different engine oils.
Handle and store the engine oil with care, avoid getting dirt or dust into
the engine oil.
Before the engine oil falls below the safety margin, the low oil alert
system will automatically shut off the engine. The low oil light will turn
on.
To avoid the inconvenience of unexpected engine shutoff, check the oil
level as often as possible.
0°C 10 20 30 40 50-10-20-30
20 32°F 40 60 80 100 120
°C
°F0-20
15W-50
10W-30
Synthetic 5W-30
5W-30
Effective Viscosity Range of Engine Oils

12
3.2 CHECK THE FUEL LEVEL
DANGER!
Gasoline is highly flammable and explosive under certain
conditions. Refuel in a well-ventilated area with the engine
stopped. Do not smoke or allow open flames or sparks in the
area where the generator is being refueled or where gasoline
is stored. Do not overfill the tank. Be careful not to spill fuel
when refueling. Wipe up any spilled gasoline and let the area dry
before starting the engine.
Gasoline substitutes such as gasohol are not recommended.
They may be harmful to the fuel system components.
NOTE
Use of gasoline with an ethanol content greater than 10% can damage
the engine and the fuel system and will void the manufacturer’s
warranty.
Only use unleaded gasoline (Octane 85 or higher).
Never use stale or contaminated gasoline, or an oil/gasoline mixture.
Avoid getting dirt or water into the fuel tank.
Do not use a mixture of gasoline containing methanol. This will cause
serious damage to the engine.
Fuel Cap
Fuel Gauge
Fuel Capacity
2 gal. / 7.4L
Maximum Fuel Level
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13
3.3 CONNECT THE BATTERY
WARNING!
Batteries produce explosive gases. Keep sparks, flames and
cigarettes away from the battery at all times. To prevent the
possibility of creating a spark while using the battery, connect
charging cables to battery terminals first, then to the generator.
When disconnecting, disconnect the cables at the generator
first.
Do not reverse the polarity of the terminals when charging the
battery. Serious damage to the generator and/or battery may
occur. Do not attempt to connect the battery while the generator
engine is running. Disconnect the cables from the battery while
the generator is in storage.
1. Loosen the two screws of the battery maintenance cover and remove it.
2. Locate the white connectors and rmly plug them in to connect the battery.
NOTE
Be sure to turn the fuel knob to the OFF position when not in use. This
will disconnect the battery circuit and prevent it from draining.
3.
NOTE
Be sure to connect the battery to the generator set before operation.
Failure to do so will cause the output display to function improperly.
Fuel Cap
Fuel Gauge
Fuel Capacity
2 gal. / 7.4L
Maximum Fuel Level