Yuasa YUA2AMPCH User manual

English
Model YUA2AMPCH
2 AMP
Dual-
Bank Automatic Battery
Charger
& Maintainer
OWNER’S MANUAL
READ ENTIRE MANUAL BEFORE USING THIS PRODUCT
Certified by
California BCS Regulations
READ ENTIRE MANUAL BEFORE USING THIS PRODUCT

English
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MODEL NO. YUA2AMPCH
2AMP Dual-Bank Automatic Battery
Charger & Maintainer
Input Voltage
110-120Vac
Output Current
(
Max.)
6V –2.3V
12V - 2A
Charge Voltage
(
Max.)
6V –7.4V
12V - 14.8V
Weight
2.42lbs/.kg
Size
7.25”
x 6” x 1.87” / 187 x 153 x 50 mm)
SPECIFIC
A
TIONS

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PROP 65 WANING: Battery posts, terminals, and related
accessories contain lead and lead compounds, chemicals
known to the State of California to cause cancer and
reproductive harm. Batteries also contain other chemicals
knows to the State of California to cause cancer. WASH
HANDS AFTER HANDLING.
1. This manual contains important safety and operating
instructions for this battery charger/maintainer. Please read,
understand and follow these instructions and precautions
carefully.
2. Use this charger only on 6 volts and12 volts LEAD ACID,
AGM and GELLED ELECTROLYTE (GEL-CELL) batteries. Do
not attempt to use on other voltages and types of batteries
(DRYCELL, NICKEL CADMIUM, NICKEL METAL HYDRIDE,
etc.) commonly found in small home appliances. This may
cause chargers and batteries to burst, resulting in damage or
injury to person and property.
3. Do not expose this charger to direct sunlight, rain or snow.
4. If the battery is installed, please make sure that the
vehicle is turned off all loads and no loads are presented.
5. Do not use attachments to this charger that are not
recommended. Non-recommended attachments may result in
injury, electric shock,or fire and voids the warranty.
6. To reduce risk of damage to electric plug and cord, pull
by plug rather than cord when disconnecting charger.
7. If it is necessary to use an extension cord, it should be
properly grounded cord. Use of improper extension cord
could result in arisk of fire and electric shock.
a) That pins on plug of extension cord are the same number,
size, and shape as those of plug on charger;
b) That extension cord is properly wired and in good electrical
condition;
I MPOR T ANT SAFETY INSTRUCTIONS

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That wire size is large enough for ac ampere rating of charger as
specified in Table
8. Do not operate charger with damaged cord or plug –
replace the cord or plug immediately.
9. Do not operate charger if it receives a sharp blow, been
dropped, or otherwise damaged in any way; take it to an
authorized service center for repair.
10. Do not disassemble charger; take it to an authorized
service
center for repair when service or repair is required.
Incorrect reassembly may result in a risk of electric shock or
fire.
11. To prevent injury during cleaning or maintenance,
disconnect all batteries and move them to clear access to the
unit. Unplug this charger from the wall outlet. Use a slightly
dampened cloth to clean the housing and lead sets. Do not
use solvents or soaps.
12. Place the power cords in a location where will not be
steppedon, tripped over, or subjected to stress or abuse of
any kind.
13. Never attempt to charge a frozen battery. Allow the battery
to return to room temperature before connection. Suggested
operation range 0濎(32ʲ) to 50濎(122ʲ) in ambient
temperature.
14. Never use this charger in or on any boat or watercraft
directly.
You must remove the battery from the boat or
watercraft and charge the battery at the properly installed
location of this charger.
15. It is not suggested to expose the charger to moisture
and should not be subjected to inclement weather.

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WARNING – RISK OF EXPLOSIVE GASES
a) WORKING IN VICINITY OF A LEAD-ACID BATTERYIS
DANGEROUS. BATTERIES GENERATE EXPLOSIVE
GAS
DURING NORMAL BATTERY OPERATION. FOR THIS
REASON, IT IS OF UTMOST IMPORTANCE THATYOU
FOLLOW THE INSTRUCTIONS EACH TIME YOU USE
THE CHARGER.
b) To reduce risk of battery explosion, follow these
instructions and those published by battery manufacturer and
manufacturer of any equipment you intend to use in vicinity of
battery.
RISK OF EXPLOSIVE GASES MIXTURE
1. Connect and disconnect battery leads only when supply
cord is disconnected.
2. For a battery installed in a vehicle, first connect charger
outputlead to ungrounded battery post –not connected to
automobile chassis –in accordance with polarity
identification
and then oppositepolarity lead to chassis away from battery;
do not connect to carburetor or fuel lines. Disconnect chassis
lead first.
3. Do not overcharge battery.
4. Do not smoke, strike a match, or cause a spark in vicinity of
battery.
5. Use in well-ventilated area.
RISK OF EXPLOSIVE GASES
1. Working in the vicinity of a lead acid battery is dangerous.
Battery generate explosive gases during operation. For this
reason, it isof utmost importance that you follow the
instructions each time you use the charger.
2. To reduce risk of battery explosion, follow these instructions
PERSONAL
PRECAUTIONS

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and those published by the battery manufacturer and
manufacturer of any
equipment you intend to use in the vicinity
of the battery. Observe cautionary markings on these items.
3. Someone should be within range of your voice or close
enough to come to your aid when you work near a lead acid
battery.
4. Have plenty of fresh water and soap nearby in case
battery acid contacts skin, clothing or eyes.
5. Wear complete eye protection and protective clothing.
6. Avoid touching eyes while working near battery.
7. Be extra cautious to reduce risk of dropping a metal tool
onto the battery. It could spark or short-circuit the battery or
other electrical parts and could cause an explosion.
8. Remove personal metal items such as rings, bracelets,
necklaces and watches when working with a lead acid
battery.
It can produce a short circuit current high enough to weld a
ring or the like to metal causing a severe burn.
9. This appliance is not intended for use by persons
(including
children) with reduced physical, sensory or mental capabilities,
or lack of experience and knowledge, unless they have been
given supervision or instruction concerning use of the
appliance by aperson responsible for their safety.
10. Children should be supervised to ensure that they do not
playwith the appliance.
11. If battery acid contacts skin or clothing, wash immediately
with soap and water. If acid enters eye, immediately flood eye
with running cold water for at least 10 min
utes and get medical
attention immediately.
12. NEVER smoke or allow a spark or flame in vicinity of
battery or engine.
13. Use charger for charging a LEAD-ACID battery only. It is
not
intended to supply power to a low voltage electrical system
otherthan in a starter-motor application. Do not use battery
charger for charging dry-
cell batteries that are commonly used
with home appliances. These batteries may burst and cause
injury to persons and damage to property.

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14. NEVER charge a frozen battery.
RISK OF CONTACT WITH BATTERY ACID. BATTERY
ACID
IS A HIGHLY CORROSIVE SULFURIC ACID.
1. Be sure area around battery is well ventilated while battery
is being
charged. Gas can be forcefully blown away by using a
piece of cardboard or other nonmetallic material as a fan.
2. Clean battery terminals. Be careful to keep corrosion from
coming in contact with eyes.
3. Inspect the battery for cracked or broken case or cover. If
battery is damaged, do not use charger.
4. If the battery is not sealed maintenance free, add distilled
water in each cell until battery acid reaches level specified by
the
manufacturer This helps purge excessive gas from cells. Do
not overfill. For a battery without cell caps, carefully follow
manufacturer’s recharging instructions.
5. If necessary to remove battery from vehicle to charge,
always remove ground terminal from battery first. Make sure
allaccessories in the vehicle are off to ensure you do not
cause any arcing.
6. Study all battery manufacturer’s specific precautions such as
removing or not removing cell caps while charging and
recommended rates of charge.
7. Determine voltage of battery by referring to car owner’s
manual and make sure it matches output rating of battery
charger.
8. If the battery and terminals have a white or bluish crust on
them,the charging system may be having problem. These
problems should be corrected before the battery is replaced
after charging.
PRE
PARING TO CHARGE

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RISK OF EXPLOSION AND CONTACT WITH BATTERY
ACID.
1. Locate charger as far away from battery as DC cables
permit.
2. Never place charger directly above battery being charged.
Gases from battery will corrode and damage charger.
3. Never allow battery acid to drip on charger when reading
gravity or filling battery.
4. Do not operate charger in a closed
area or restrict ventilation in any way
5. Do not set a battery on top of charger.
1. Make sure the room has plenty of
ventilation.
2. Mount this charger away from any vehicle repair or
service. Make sure never to start or run an engine near the
batteriesbeing charged.
3. Be sure the total amperage used by this charger should not
exceed the amperage capacity of the supply source. If you do
not know how to determine this, have a qualified electrician
determine thecapacity for you.
4. Connect and disconnect DC output clips only after setting
any charger switches to off position and removing AC cord
from electric outlet. Never allow clips to touch each other.
5. Make sure the battery terminals are clean. Wire brush them
if necessary. Clamp the black end (NEG, -) to the negative
battery terminal. Clamp the red end (POS, +) to the positive
batteryterminal.
6. Connect the charger to a grounded power receptacle
that is wired in compliance with local electrical codes.
SETTING
UP & OPERA TIONS
CHARGER/MAIN
TAINER LOCA TION

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Note that side mounted batteries will require the insertion of a
lead post adapter. Plain bolts are not safe. They will not allow
for accurate reading and should not be used.
1. Connect and disconnect DC
output clips only after removing
accord from electric outlet. Never allow clips to touch each
other.
2. FOR A CHARGER HAVING AN OUTPUT VOLTAGE
SELECTOR SWITCH, REFER TO THE CAR OWNER’S
MANUAL IN ORDERTO
DETERMINE THE VOLTAGE OF
THE BATTERY AND TO MAKE SURE THE OUTPUT
VOLTAGE IS SET AT THE CORRECT VOLTAGE. IF AN
OUTPUT VOLTAGE SELECTOR SWITCH IS NOT
PROVIDED,
DO NOT USE THE BATTERY CHARGER UNLESS THE
BATTERY VOLTAGE MATCHES THE OUTPUT VOLTAGE
RATINGOF THE CHARGER.
This charger has a rated output of Ampere. (by models) These
outputs
will vary with the age and condition of the battery being
charged.
Find your battery’s rating on the chart below, and note the
charge time given for each charger setting.
Use the following table to more accurately determine the time it
will take to bring a battery to 80% charge. Identify where your
batteryfits
into the chart.
CHARG
E TIME CALCULA TION
D
C CONNECTION PRECAUTIONS

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Battery Size
MODEL NO.
Ampere Hours
(AH)
Cold Cranking Amps
(CCA)
YUA1202262
(EACH BANK)
2
40
1 hr
6
80
3 hrs
8
100
4 hrs
10
120
5 hrs
14
150
7 hrs
20
200
10 hrs
40
320
20 hrs
50
400
M
70
550
M
120
950
M
150
1170
M
200
1560
M
M: Maintenance
A SPARK NEAR BATTERY MAY CAUSE BATTERY
EXPLOSION. TO REDUCE RISK OF A SPARK NEAR
BATTERY:
1. Position the AC and DC cables to reduce the risk of
damage by the hood, door and moving or hot engine parts.
NOTE that if it is necessary to close the hood during the
charging process, ensure that the hood does not touch the
metal part ofthe battery clips or cut the insulation of the
cables.
2. Stay clear of fan blades, belts, pulleys and other parts
thatcan cause injury.
3.
Determine which post of the battery is grounded (connected)
tothe chassis. If the negative post is grounded to the chassis
(as inmost vehicles), see step to negative-grounded vehicle
.
If the positive post is grounded to the chassis, see step to
positive-grounded vehicle.
4. Check polarity of battery posts. POSITIVE (POS, P, +)
battery post
usually has larger diameter than NEGATIVE (NEG,
N,–) post.
5. When disconnecting charger, disconnect AC cord, remove
clip from vehicle chassis, and then remove clip from battery
CHARGIN
G WHEN BATTERY IS INSTALLED IN
VEHICLE

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terminal.
Connect the POSITIVE (red) clip from the battery charger to
the POSITIVE (POS, +) ungrounded post of the battery.
Connect the NEGATIVE (black) clip to the vehicle chassis or
engine block away from the battery. Do not connect the clip to
the vehicle chassis or engine block sheet-metal body parts.
Connect to a heavy gaugemetal part of the frame or engine
block.
Connect the NEGATIVE (black) clip from the battery charger
tothe NEGATIVE (NEG, -) ungrounded post of the battery.
Connect the POSITIVE (red) clip to the vehicle chassis or
engine block away from the battery. Do not connect the clip to
the carburetor, fuel lines or sheet-metal body parts. Connect
to a heavy gauge metal part of the frame or engine block.
Connect the AC supply cord to the electrical outlet for
processing the charging.
A SPARK NEAR BATTERY MAY CAUSE BATTERY
EXPLOSION. TO REDUCE RISK OF A SPARK NEAR
BATTERY:
--Check polarity of battery posts. POSITIVE (POS, P, +)
battery post usually has a larger diameter than
NEGATIVE (NEG, N, –) post.
--Attach at least a 60 CM-long 6-gauge (AWG) insulated
battery cable to NEGATIVE (NEG, N, –) batterypost.
--Do not face battery when making final connection.
--POSITION YOURSELF AND THE FREE END OF CABLE AS
CHARGIN
G WHEN BATTERY IS OUTSIDE VEHICLE
FOR
A POSITIVE-GROUNDED
VEHICLE
FOR
A NEGATIVE-GROUNDED
VEHICLE

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FAR AWAY FROM BATTERY AS POSSIBLE, THEN
CONNECT THE
NEGATIVE (BLACK) CHARGER CLIP TO
FREE END OF CABLE;
1. Connect the POSITIVE (red) charger clip to the POSITIVE
(POS, +) post of the battery.
2. Connect the NEGATIVE (black) charger clip to the
NEGATIVE
(NEG, -) post of the battery.
3. Connect the AC supply cord to the electrical outlet.
4. When disconnecting the charger, always do so in the
reverse order of the connecting procedure and break the first
connection while as far away from the battery as practical.
NOTE that a marine battery must be removed and charged on
shore. Tocharge it onboard requires equipment specially
designed for marine use.
1. This battery charger is for use on 110-120 Vac. Check your
AC volt and make sure the version you take is correct.
2. The plug must be plugged into an outlet that is properly
installed and grounded in accordance with all local codes
andordinances.
3. The plug pins must fit the receptacles. Do not use
with an ungrounded system.
4. Never alter AC cord or plug provided. If it does not fit the
outlet, have prosper grounded outlet installed by a qualified
electrician. Improper connection can result in a risk of an
electric shock or electrocution.
AC
CONNECTIONS

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1.
Make sure correct setting at 12V or 6V mode
before connecting the clamps (+/-
) to charge
12V or 6V battery.
2. 6V
Battery Charging Mode Setting Up
Step 1 : Put the
power plug i n t o the socket.
Step 2 :
Press “MODE” button t o select 6V
battery charging mode.
Step 3 :
Connect BLACK clamp to battery
NEGATIVE (-) .
Connect RED clamp to battery
POSITIVE (+) .

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When the charger is being used, it shows LED lights as
follows,
indicating the status of the charging.
NO AC
Power (all lights off)
There is no AC power applied.
Check
the AC end.
STAND BY (green blinking only)
The clamps
are not connected to
battery properly.
CHARGING (green & red lit)
The charger is charging the battery.
DEFECTIVE BATTERY (red lit only)
The battery
cannot hold a charge.
Immediate replacement
is recommended.
75% C H A R G E D
(green lit & red blinking )
The battery
is 75%charged and ready for
load t e s t or
can be returned to serve.
FULLY CHARGED (green lit only)
The battery
is fully charged . The charger will
shift to
the maintenance mode.
CHARGIN
G INDICA
TION

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1.
Problem: No LED l i t .
Possible Cause: AC end is not making a good
connection.
Solution: Check for poor connection at AC side.
2.
Problem: Green LEDkeeps blinking.
Possible Cause: Clamps are not making a good
connection.
Solution: Check for poor connection at battery
and
frame .
3.
Problem: RedLED illuminated right away when
connecting onto a battery.
Possible Cause:
a.
Incorrect battery voltage.
b.
Battery is at full charge capacity
Solution:
a.
Verify that charger selector switch is in
correct 6V or 12V position to match the
battery’s
voltage. The charger will give you
a
warning if you are connecting to the incorrect
application.
b. The battery is currently at full charge and
will continue
in maintenance/float mode until
voltage drop occurs.
At the time of voltage,
drop,
charger will resume in maintenance, charging
mode
TROUBLESHOOTING

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NOTE
that if the troubleshooting cannot fix the issue you have,
please contact the distributor for theinformation.
WARNING: Keeping the battery attached to the charger without
AC power could unintentionally discharge the battery.
YUASA INC., READING PENNSYLVANIA offers this limited
warranty to the original purchaser. This warranty is NOT
TRANSFERABLE.FIVE YEARS LIMITED WARRANTY
Yuasa Inc. (Yuasa) warrants exclusively to the original
purchaser that this charger will be replaced or repaired at
Yuasa’s option, if it fails during the first five years after date of
purchase due to defect in material or workmanship. It is the
responsibility of the purchaser to contact Yuasa Customer
Service for warranty consideration.
YUASA BATTERY INC.
1-866-431-4784
www.yuasabattery.com
A $5.95 handling fee must accompany the battery charger after
120 days from date of purchase. A copy of
the original bill of sale
is required for the limited warranty to be honored. If a copy of
the
original bill ofsale
is lost, a $12.95 handling fee must accompany
the battery charger for the limited warranty to be honored. This
warranty does not cover failures arising out of improper use,
maintenance or operation of
the product. Repair or replacement
as provided under this warranty isthe exclusive remedy of the
consumer. Yuasa shall not be liable for any incidental or
consequential damages for breach of any expressed or implied
warranty on this product. Except to the extent providedby
applicable law, any implied warranty of merchantability or fitness
WARRANTY

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for a particular purpose on this product is limited to the
duration ofthis warranty. Some states do not allow the
exclusion or limitation of incidental or consequential damages,
or allow limitations on-how long an implied warranty lasts, so
the above limitations or exclusion may not apply to you. This
limited warranty gives you specific legal rights, and you may
also have other rights which vary from state to state.

English

French
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NO. MODELE YUA2AMPCH
CHARGEUR DE PILE INTELLIGENT MULTI-USAGE
CHA DSPECIFICATIONS
Tension d’Entrée
110-120Vac
Courant de
Sortie
(Max.)
6V –2.3V
12V - 2A
Tension
de
Charge
(Max.)
6V –7.4V
12V - 14.8V
Poids
2.42lbs/1.1kg
Taille
7.25
”x 6”x 1.87” / 187 x 153 x 50 mm)
CARACTERISTIQUES
1. Assemblage du Câble de la Borne de
la Batterie
2. Assemblage du Câble du Terminal de la
Borne
3. Indicateurs LED
4. Trous de Montage
5. Bouton MODE (6V/12V)

French
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IMPORTANTES INSTRUCTIONS DE SECURITE
LISEZ ET GARDEZ CE MANUEL DE SECURITE ET
D’INSTRUCTION
1.
Ce manuel contient d’importantes instructions de sécurité et
d’utilisation pour ce chargeur/mainteneur de pile. Veuillez
lire, comprendre et suivre avec attention ces instructions et
précautions.
2. N’utilisez le YUA2AMPCH que sur des batteries 6/12 volts,
de type ACIDE-PLOMB, d’AGM et d'ELECTROLYTE DE
GEL (CELLULES GEL). N’essayez pas d’utiliser avec
d'autres tensions et d'autres types de batteries (CELLULES
SECHES, CADMIUMNICKEL, NICKEL METAL HYBRIDE,
etc.) généralement trouvées dans les appareils
électroménagers. Ceci pourrait endommager le
YUA2AMPCH et entraîner une explosion des batteries,
endommageant ou blessant les biens et personnes.
3. N’exposez pas directement le YUA2AMPCH
aux rayons du
soleil, à la pluie ou à la neige.
4.
Si la pile est installée, veuillez vous assurer que le véhicule
est éteint et qu’il n’y a aucune charge.
5. N’utilisez pas de connexions non recommandées avec le
YUA2AMPCH Ces connexions non recommandées
pourraient entraîner des dommages corporels, électrocution,
incendie et annuler toute garantie.
6. Afin de ne pas endommager la
prise et son cordon, retirez la
prise plutôt que le câble lors de la coupure secteur chargeur.
7. Une rallonge câble ne doit pas être utilisée à moins d'être
absolument indispensable. L’utilisation d’une rallonge câble
inadaptée peut entraîner un risque d’incendie et
d'électrocution.