HOMER tools 2800 User manual

ALFA IN a.s. ©, 2014 www.alfain.eu HOMER tools 2800 manual EN 1
User's manual
Single-phase power generator
2800

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OBSAH:
1. INTRODUCTION......................................................................................2
2. SAFETY WARNING.................................................................................3
3. OPERATING CONDITIONS.....................................................................5
4. DESCRIPTION AND EQUIPMENT ARRANGEMENT..............................6
5. SPECIFICATION......................................................................................9
6. OPERATION..........................................................................................10
7. MAINTENANCE .....................................................................................11
8. STORAGE OF EQUIPMENT..................................................................16
9. TRANSPORT OF EQUIPMENT .............................................................16
10. FAULTS AND NONSTANDARD STATE ................................................16
11. WARRANTY AND POST-WARRANTY REPAIRS..................................17
12. WARRANTY...........................................................................................17
13. SERVICE BOOK....................................................................................18
1. INTRODUCTION
Dear consumer,
Company ALFA IN a.s. thanks you for purchasing our product and believe that
you will be satisfied with our machine. Congratulations on choosing a “HOBBY”
machine for independent power generator based on the gasoline engine. This
equipment is designed for common applications, and it is made from the
highest quality components under strict quality management system.
Advantage of gasoline power generators:
1. single-cylinder air-cooled, four-stroke OHV engine
2. powerful maintenance free alternators
3. fixed mounting of motor - generator in one constructional part
4. solid, ergonomically designed tubular frame
5. robust manual starter
6. low noise and fuel consumption
7. use a commercially available fuel
8. single-phase operation (1x 230V)
9. 12VDC voltage for charging batteries
10. long-term protection against current overload (thermal fuse)
11. service background

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2. SAFETY WARNING
To ensure safe operation, please carefully read the following provisions. The
following safety precautions must always be observed when handling the
equipment device and its operation. Ignoring WARNING may lead to injury or
property damage. Ignoring of NOTES, CAUTION may lead to equipment
damage, reducing its performance or worsening operating performance.
Photos are for illustration only.
WARNING - is used to indicate the risk, that if the warning is ignored
causes or may cause minor or sever injury or death to operating and
bystanders person and damage to property.
NOTES - are used to notify of important information for the installation,
operation and maintenance of equipment.
WARNING ! RISK OF FIRE AND EXPLOSION !
Flammable and explosive gasoline can cause fires or serious burns.
Gasoline is extremely flammable and its vapors can explode if ignited. Fuel
must be only store in approved containers, in well ventilated and unoccupied
buildings, away from open flame, hot surfaces, electrical wiring or sparks.
Refuel when the engine is hot or running, since spilled fuel may be ignited by
contact with hot surfaces or sparks from electrical shock. Never use gasoline or
flammable sharp as a cleaning medium.
Risk of explosion gases produced during charging (models with electric start)
Charge the battery only in a well-ventilated area away from sources of ignition
(open flame, hot surfaces, sparks). Keep the battery out of the reach of
children. During maintenance battery, remove all jewelry. Before disconnecting
the negative terminal, make sure that the engine key switch is in the OFF
position (in the ON position would have occurred the spark when disconnecting
that could cause an explosion if hydrogen gas generated during charging the
battery or gasoline vapors are present).
WARNING ! RISK OF ROTATING PARTS!
Rotating parts may cause severe injury.
Do not touch or keep a safe distance of the hands, feet, hair and other body
parts, clothing, tools and working materials from moving parts to prevent injury.

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Never operate the equipment with any cover, shrouds, or guards.
WARNING ! RISK OF BURNS!
Do not touch the equipment when it is in operation or when it just stopped.
Parts of the machine may be hot during operation (especially the exhaust,
engine block, body generator, cover of muffler, frame machines for exhaust).
Do not touch these areas while the engine is running or immediately after
stopping prevent severe burns. Never operate the equipment with any cover,
shrouds, or guards.
WARNING ! RISK OF CHEMICAL BURNS!
Electrolyte of battery for devices equipped with an electric starter contains
sulfuric acid. Prevent skin contact with electrolyte.
WARNING ! RISK OF ELECTRIC SHOCK!
Do not touch electrical wires equipment when it is in operation.
Electrical appliances connect and disconnect from the generator if generator is
always switched off. Do not tamper with electrical wiring devices. Do not
operate the equipment if it is damaged or is suspected of internal damage (eq.
after flooding equipment, mechanical damage). Risk of electrical shock.
WARNING ! RISK OF POISONING EXHAUST GASES!
Exhaust gases contain substances which, when inhaled, can cause serious
intoxication or death and substances considered carcinogenic and teratogenic.
Prevent inhaling exhaust gases, and never run the engine in closed or poorly
ventilated areas.
WARNING ! RISK OF RANDOM STARTS!
Radom start of motor can cause severe injury. Before attempting any
maintenance, disconnect the spark plug cable and devices equipped with an
electric starter negative terminal of the battery. Before disconnecting, make
sure that the starter box is in the OFF position (in the ON position would spark
created when disconnecting to ignite or explode if spilled fuel).
WARNING ! RISK OF INJURY OF CHILDREN AND INCOMPETENT
PERSONS!
Keep out of reach of children or incompetent persons. Operate equipment by
qualified person according to this manual knowledgeable. Do not operate the
equipment children under 15 years.
Winding of the alternator is not connected to the ground - it is also isolated
system power supply. This ensures the safety of the device with respect to the
possibility of injury to the operator an electric shock. It is strongly prohibited to
earth some of working conductor in generator circuit except when electrical

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circuit is equipped with residual current device tripping sensitivity 30 mA.
These installations must be carried only by a specialist with electro
qualifications.
Residual current circuit protector will provide safe operation and protect the
operator in the event of damage to the insulation alternator. Residual current
circuit breaker disconnects the electrical circuit in the event of a discrepancy
between the electrical force-output alternator and parts of the circuit connected
to ground at the output of the circuit breaker.
Must not be combined PE and N !
3. OPERATING CONDITIONS
1. COMPLIANCE WITH NATIONAL SAFETY STANDARDS. The device is
manufactured in compliance with European safety standards. May not be
complied national standards.
2. Devices operate at maximum heeling 15 degrees to the horizontal.
3. The machine must be protected from humidity and rain, chemically
aggressive environments, mechanical damage, excessive overloading -
exceeding the tech. parameters rough treatment.
4. Each user must know its maximum rated power generator, which
must not be exceeded. Generator is equipped with a thermal fuse,
which serves as a protection against prolonged overloads. If the power is
interrupted during the use, it can be caused by breaking the fuse due to
constant overloading. In this case, wait a short period of time, remove the
cause of overloading and then switch on the fuse again by pressing the
button located near the outlets. Thermal fuses have values
corresponding to the values of each type of generator. If the replacement
is necessary, use original spare parts. Thermal fuse can not secure
single very strong overloading exceeding several times the rated
power generator. It can result in severe damage to the alternator, for
which the manufacturer does not bear any responsibility.
5. When connecting electrical machines and appliances to the generator it
is essential to observe the technical parameters of electric powered and
connected devices. If in doubt consult your dealer or the manufacturer of
power generators.
6. Coefficient determines the approximate multiple increase "label" the
power of powered devices, which may occur short-term during the
operation, especially during start-up equipment. Most equipment has a
coefficient of 1 except for the following (the list is not complete, it is
indicative only).
The connected powered device
Coefficient
Pressure washers
3
Fridge
3,5 -5

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Concrete mixers, angle grinders, circular
saws
2,5
Machine tools and electric grinders
2
Submersible pumps
3
Washing machines
4
Compressors
3,5-5
Drilling and milling machines
3
Halogen lamps and fluorescent lamps
1,5
Crushers, grass trimmers, brush cutters,
fence cutters, mowers and chain saws
2
7. It is necessary to observe all the provisions of the used motor, which are
listed in the user manual or the user manual engine.
8. All interventions in el. equipment, as well as repairs must be performed
only by authorized personnel.
4. DESCRIPTION AND EQUIPMENT ARRANGEMENT

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Picture 1 Main parts of the machine
Control elements
Generator switch
To turn on the power generator switch the ignition switch to
ON.
To turn off the power generator switch the ignition switch to
OFF.
Starter
Pull slowly the starter grip until resistance shows.
Then smoothly, but fast enough pull the starter
handle (so as to avoid excessive stress on the
starter rope guide pulley and starter).
Fuel valve
Before switching on the power generator switch
lock into position.
After switching off the power generator switch
closure to the OFF position.
Choke
The choke lever is used to provide an enriched fuel

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mixture when starting a cold engine. Turn the choke lever to the “CLOSE”
position.Slowly put the choke lever to “OPEN” position after the
engine is started.
AC Cirkuit Breaker
The overload current will automatically switch OFF
circuit breaker to avoid short circuiting of the load or
overload. If the circuit breaker is switched OFF
automatically, check load before switching the circuit
breaker ON again.
Ground Terminal
This ground terminal is dedicated to reliably grounding the
whole generator.
Oil Alert System
The oil alert system is especially designed to prevent engine damage
caused by an insufficient amount of oil in the crankcase. When the oil
level in the crankcase fall down below the safe limit, the oil alert system
will automatically shut down the engine(though the generator switch still
remains in the ON position), so that the engine can’t be damaged due to
the insufficient amount of the oil.

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5. SPECIFICATION
HOMER tools
2800
Alternator
Power [kVA]
8,0
Voltage [V]
230
Current [A]
34,7
Frequency [Hz]
50
Voltage regulation
AVR
Motor
Type
R200
Volume (cm3)
196
Power [kW/HP]
4 / 5,4
Cooling
air
Starting
manual
Noise (A) [dB]
96
Consumption [l/h]
cca 1,3
Fuel tank capacity [l]
15
Oil
10W 40 (-18°C - 50°C),
5W 40(-40°C - 0°C)
Fuel
unleaded > 91
Accesories
IP Protection
IP23
Thermal protection (230V)
yes
Oil sensor
yes
Voltage 12V
8,3A
Thermal current protection
yes
Voltmeter
yes
Exhaust muffler
yes
Dimensions [mm]
593x465x455
Weight [kg]
49,5

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6. OPERATION
Procedure for the first start
1. Read this instruction manual carefully.
2. Remove information labels from the device.
3. Remove residues of the transport packing.
4. Fill engine oil into the engine according to the manual (about 0,5l).
Recommended oil:10W40 (-18°C - 50°C), 5W 40(-40°C - 0°C).
5. Check the engine oil level, or top up.
6. Fill the fuel tank (13-14 l).
7. Check visually the mask air intake cooling to the engine and the
alternator and the surface of the device, make sure that the equipment is
not damaged.
8. Make sure all safety devices and guards are installed and securely
tightened.
9. Check if the powered device is off and unplugged.
Procedure before any further start
1. Check oil level, top up, if the level is below the MIN, do not overfill above
MAX.
2. Check the fuel level, or top up.
3. Check visually the mask air intake cooling to the engine and the
alternator and the surface of the device, make sure that the equipment is
not damaged.
4. Make sure all safety devices and guards are installed and securely
tightened.
5. Check, if the powered device is off and unplugged.
Use of generator to power appliances
1. Start the generator according to the instructions below.
2. Connect the appliances to the plugs, make sure not to exceed the
maximum rated load of the outputs.
3. Make sure that the thermal fuse is ON.
Starting
1. Remove all the loads from the output side.
2. Turn fuel valve to the ON position.
3. Turn the AC circuit breaker to the OFF position.
4. Place the choke control to the CLOSE position. For a warm engine choke
is not required.
5. Move the switch of the ignition switch to the ON position.

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6. Pull slowly the starter grip until resistance shows. Then smoothly, but fast
enough pull the starter handle (so as to avoid excessive stress on the
starter rope guide pulley and starter).Repeat until the device does not
start.
7. After starting the device handle you return to its initial position.
8. After a few seconds you turn the choke to the OPEN position - work
equipment picks up speed, and its operation is fluent.
Decommissioning
1. Unload motor by disconnecting all load.
2. Let the engine run for 30 to 60 seconds flat.
3. Turn the engine switch to the OFF position.
4. Fuel valve switch from ON to OFF position.
7. MAINTENANCE
Good maintenance is essential for safe, economical, and trouble-free
operation.
VAROVÁNÍ!
Exhaust gas contains poisonous carbon monoxide. Shut off the engine
before performing any maintenance. If the engine must be run, make
sure the area is well ventilated.
Periodic maintenance and adjustment are necessary for keeping the
generator in good operating condition. Perform the service and inspection
at the intervals shown in the Maintenance schedule below:
For engine maintenance - detailed service procedures are listed in the
user manual or the user manual engine.
Maintenance, excluding maintenance described in this manual should be
made by an authorized service partner.
The generator does not require any servicing or maintenance by the
customer.
Maintenance - schedule
WARNING! RISK OF RANDOM START!
Random start of engine by maintenance can cause severe injury. Disconnect
the spark plug cable before attempting any maintenance.
Activity
Periodicity
Check, if necessary Top up the fuel tank
daily or before every start

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Checking the oil level
daily or before every start
Check air filter 1
daily or before every start
Control of air sampling openings and cooling surfaces 1
daily or before every start
Cleaning foam air filter
Every 3 months
or 50 hours.
Changing the oil
First: month or 20 hours of
operation.
After that: every 6 months
or 100 hours of operation.
Check the wear of the spark plugs and cable
every 100 hours of
operation
General inspection of equipment 2
every year or every 300
hours of operation
1Periods shorten up to ½ when the equipment is operated in extremely dusty
or dirty environments
2Let make an authorized service partner
Check oil level / top up oil
Oil
10W 40 (-18°C - 50°C), 5W 40(-40°C - 0°C)
1. Make sure, that the device has not running, the starter position is
OFF, it is in a horizontal position and is chilly, allow the oil to drain into
the oil pan.
2. Clean the area around the oil cap throat to prevent possible oil
contamination when opening the oil cap throat.
3. Remove the oil cap stopper
4. The oil level should be up to the upper edge of the throat, but it would
not leak.
5. In the event that the oil level does not reach the upper edge of the
throat. Top up oil (by oil throat) so that the oil level reached to the
upper edge of the throat.
Checking maintenance and replacement of the air filter and air
system
Daily or before starting, check the air filter. Check the dirt and debris around
the air cleaner. Keep this area clean. Also check for loose or damaged.
Replace all bent or damaged air cleaner components.
NOTE: Operating the engine with loose or damaged air cleaner components
could allow unfiltered air into the engine causing premature wear or damage.

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Maintenance foam air filter
Wash and re-oil the filter every 50 hours of operation (more often if the
equipment is operated in dusty or dirty conditions). Foam filter, keep the
following manner:
1. Release the cover screw and remove the air filter cover
2. Remove the foam filter from the air filter
3. Wash the foam filter in hot water (by hand) with soap, detergent or
other detergent. Thoroughly wash the filter so it does not contain any
detergent. Squeeze excess water (do not wring) and let the filter to air
dry.
4. Let soak up the filter with clean engine oil. Squeeze out excess oil.
5. Replace the air filter cover
Picture 2 Air filter
Air inlet for cooling areas
To ensure correct cooling, make sure the grass screen, cooling fins, and other
external surfaces of the engine are kept clean at all.
Every 100 hours of operation (more often if operating in dusty or dirty
conditions), remove the blower cover and other covers and clean them as well
as other exterior surfaces if necessary. Make sure the vent caps are reinstalled
and securely fastened.
NOTE Operating the engine with clogged or dirty grates and covers and / or
cooling shrouds removed, can lead to damage to the engine by overheating.:
Change oil
Drain the oil while the engine is warm to ensure complete and rapid
draining. Make sure that when filling, checking or changing the oil is equipment
in horizontal position.
1. Remove the oil dipstick and drain plug to drain the oil.
2. Reinstall the drain plug, then tighten the plug securely.
3. Refill oil and check the oil level.

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NOTE: Always use the recommended types of oil - to prevent excessive
engine wear or damage. To avoid excessive wear or damage to the engine,
you must always observe for correct oil level in the crankcase. Never operate
the engine with low oil state
NOTE: When handling oil, follow the applicable legislation in the environmental
field.
Picture 3 Change oil
Refuelling
1. Check the fuel level gauge.
2. Replenish the tank if the fuel level is low. Do not let fuel level rise
above the shoulder of the fuel strainer.
3. Refit and screw the fuel tank cap tight after refuelling.
Picture 4 Refueling
WARNING!
1. Refuel in a well-ventilated area with the engine stopped. Never
smoke or allow flames or sparks in the area where the engine is
refuelled or where gasoline is stored.
2. Do not overfill the fuel tank.
3. Avoid repeated or prolonged contact with skin or breathing in of
fuel vapor.

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4. Never use the oil/gasoline mixture or gasoline containing impurity.
5. Use gasoline with octane rating ≥90 .
6. We recommend unleaded gasoline because it produces fewer engine
carbon deposits and spark plug deposits and extends exhaust system's
life.
7. Never use stale or contaminated gasoline or oil/gasoline mixture. Avoid
getting dirt or water into the fuel tank.
Fuel sediment cup cleaning
1. Turn the fuel valve to the OFF position.
Remove the sediment cup, o-ring and strainer
according to the arrow direction.
2. Clean the sediment cup, and o-ring,
and strainer in non-flammable or high
flash point solvent.
3. Reinstall the O-ring, and strainer and screw
back the sediment cup.
4. Turn the fuel valve ON and check for leaks.
Checking / replacing the spark plugs and ignition
This device is equipped with reliable electronic ignition system. Maintenance
other than periodically checking / replacing the spark plugs is neither
necessary nor possible. In case of problems with the ignition, which can not be
solved by replacing the spark plugs, contact your nearest service partner.
Standard spark plug is a F6TC. They are also applicable to other manufactures
equivalent candles. Control, respectively replace the spark plug as follows:
1. Before removing the spark plugs clean the area to prevent dirt and
debris out of the engine.
2. Disconnect the cable to the spark plug. Remove the plug and check its
condition. In the case of wear replace the spark plug.
NOTE: Do not clean the spark plug abrasive grit. Some grit could remain in the
spark plug and enter the engine and cause excessive wear or damage.
3. Check the gap using a feeler gauge. Adjust the gap by carefully
bending the ground electrode. The gap should be set to 0.7 –0.8 mm.
4. Replace the spark plug back and tighten the 13/16 inch wrench to
candle so that the sealing washer is compressed. When installing a
new spark plug tighten a half turn after addition depositing in order
bottoming washer. When reassembling the original spark plugs after

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landing tighten the 1/8 - 1/4 turn in addition in order to compress the
washer.
WARNING !
Tighten too loosely spark plug can overheat and damage motor. Excessive
tightened the spark plug can damage the threads in the cylinder head.
5. Connect the cable to the spark plug.
If necessary, additional service actions, contact your service partner.
8. STORAGE OF EQUIPMENT
The equipment can be stored in standard stock under standard storage
conditions. Temperature +5-40 ° C, humidity <95%, it is suitable to store the
machine on a dry surface.
Do not store the equipment until it is cool.
Store equipment after draining the oil and fuel.
9. TRANSPORT OF EQUIPMENT
The device can be transported only on a horizontal position, to prevent leakage
of fluids. Fuel valve of the engine moved to the OFF position.
Do not transport the equipment until it is cool.
Transport the equipment after draining the oil and fuel.
10. FAULTS AND NONSTANDARD STATE
In the case, that the effect of any failure or nonstandard state, first check the
simplest causes in the table below. In the event, that a fault or state is not in
the table, or not be removed by removing the causes, contact your service
partner. Do not attempt to repair the equipment not subject to routine
inspection and maintenance.
Possible
reason
Problem
No fuel
Wrong
fuel
Fuel valve
is not in
the ON
position
Dirt in the fuel
system
Dirt on
grilles
Wrong oil
level
Overload
equipment
Dirty air
filter
Worn out
spark plug
Cold
engine
Overload
alternator
Demagne-
condition
alternator
rotor
Not start
X
X
X
X
X
X
X
X
Hard to start
X
X
X
X
X
X
X
X
Suddenly
stops
X
X
X
X
X
X
X
Loses power
X
X
X
X
X
X
X
X
Powered
irregularly
X
X
X
X
X
X
X
X
Strange
X
X
X
X
X
X

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noises
Blackouts,
irregular
ignition
X
X
X
X
X
X
X
Wounds
from the
exhaust
X
X
X
X
X
X
Overheating
X
X
X
X
X
High fuel
consumption
X
X
X
Dark smoke
from exhaust
X
X
The output is
not a current
X
X
Repeated
failures
alternator
protection
X
11. WARRANTY AND POST-WARRANTY REPAIRS
Warranty and post-warranty repairs provided by the manufacturer or an
authorized service location.
12. WARRANTY
We guarantee our customers that the original equipment marks Homer is and
will be free from manufacturing defects in materials and workmanship for two
years from the date of purchase, provided that it is operated in accordance with
this user manual and other documentation provided with the product under
appropriate operating conditions and in normal handling. Under this warranty
will be provided free of charge any service support, except for service after
being damaged by improper handling or operation in improper operating
conditions and spare parts, except normal consumables associated with the
product (filters, spark plugs, fuel, oil, etc.). All warranty repairs must be carried
out either by the manufacturer or a certified service partner. Repair of other
entities, as well as intervention in its own facilities outside the periodic
maintenance leads to a breach of warranty and void your warranty. All rules
regarding the warranty for the operation subject to the final consumer, and not
mentioned above is further governed by the Civil Code, as amended and other
relevantly related regulations.

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13. SERVICE BOOK
Periodicity
Activity
before
every
start
every 50
hours of
operation
every
100
hours of
operation
every
100
hours of
operation
every
year or
every
300
hours of
operation
Check, if necessary
top up the fuel tank
x
Checking the oil
level
x
Check air filter 1
x
Control of holes for
air intake and
cooling surfaces 1
x
Cleaning foam air
filter
x
Replacing the air
filter 1
x
Changing the oil
x
Removing the
covers cooling and
cleaning 1
x
Check the wear of
the spark plugs and
cable
x
General inspection
of equipment 2
x

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RECORDS OF SERVICE CHECK
Activity
Check, if necessary top up the fuel tank
Checking the oil level
Check air filter
Control of holes for air intake and cooling surfaces
Cleaning foam air filter
Replacing the air filter
Changing the oil
Removing the covers cooling and cleaning
Check the wear of the spark plugs and cable
General inspection of equipment
Signature
technician,
firm, stamp
Date: