10.1 Start Testing----------------------------------------------------------------------------------------------------39
No load testing at 3,000 RPM-----------------------------------------------------------------------------39
Testing with load at 2,000 RPM---------------------------------------------------------------------------42
11.0 View Last Test Results-----------------------------------------------------------------------
12.0 Setting Up the PC ready for MODEL 12-1012------------------------------------------
As we all know battery plays a very important role in a vehicle by providing
power to all the electrical components and also the initial power to get the
engine started. Once the engine runs, the alternator will take over and at the
same time it charges the battery. In order these power systems to perform
efficiently at all times, they need to be checked regularly during service and
maintenance of the vehicle.
For quick and convenient way of checking the condition of these power
systems, this Battery Electrical System Analyzer is designed to perform the
following tasks:
1. Battery Test:
Analyzes the battery condition using microprocessor controlled
testing methods without the need of fully charging it before test.
The unit consumes very little current during testing hence the test
can be repeated numerous times without worry of draining the
battery and its results are highly accurate.
Extremely safe as it does not create any sparks during clamp on and
it takes less than 8 seconds to obtain the full analyzed results of
tested battery.
2. Grounding Test:
Analyzes the condition of the electrical return circuit contact
resistance which was connected to the engine or chassis body from
the battery terminal with results and recommendations display after
test.
Checks the cranking effectiveness of the battery to predict when the
battery will fail to crank a vehicle basing on voltage profiles with
results and recommendations display.
4. Alternator Test:
This test checks the alternator charging condition during load at
2,000 RPM and without load at 3,000 RPM with results and
recommendations display after each test.
This Analyzer is maintenance free and does not require internal batteries.
It powers up when connected to the battery posts during testing or through an
external 12 Volts DC source for later review of the test results.
The operation is fast and simple. When hooked up to the battery posts, the
displayed instructions on the screen will lead you through and a warning tone
to caution you to perform the correct steps. In event that you need assistance,
there is a key. It will display information about each function when selected.
Its result is consistent and repeatable and can be performed numerous times
without heating up the unit. It is very safe as it does not create any sparks
when connected to the battery terminals during testing on the vehicle.
After the test, the results will be stored in its memory and can be reviewed
again later and it is equipped with an USB port to be connected to the PC to
store the results or have it printed out from normal computer printer.
For safety reasons, read this manual thoroughly before operating the Tool.
Always refer to and follow the safety instructions and testing procedures
provided by the car or equipment manufacturer. The safety messages
presented below and throughout this user’s manual are reminders to the
operator to exercise extreme care when using this test instrument.
2.1 Safety Precautions:
When the engine is running, it produces carbon
monoxide, a toxic and poisonous gas. Always operate
the vehicle in a well ventilated area. Do not breathe
exhaust gases – they are hazardous that can lead to
death.
To protect your eyes from propellant object such as
caustic liquids, always wear safety eye protection.
Fuel and battery vapors are highly flammable.
DO NOT SMOKE NEAR THE VEHICLE DURING TESTING.
When engine is running, many parts (such as pulleys,
coolant fan, belts, etc) turn at high speed. To avoid
serious injury, always be alert and keep a safe distance
from these parts.
Before starting the engine for testing or trouble
shooting, always make sure the parking brakes is firmly
engaged. Put the transmission in Park (automatic
transmission) and Neutral (manual transmission).
Never lay tools on vehicle battery. You may short the
terminals together causing harm to yourself, the tools or
the battery.
Engine parts become very hot when engine is running.
To prevent severe burns, avoid contact with hot engine
parts.
Do not wear loose clothing or jewelry while working on
engine. Loose clothing can get caught in fan, pulleys,
belts, etc. Jewelry can conduct current and can cause
severe burns if comes in contact between power source
and ground.
When the engine is running, be cautious when working
around the ignition coil, distributor cap, ignition wires
and spark plugs. They are HIGH VOLTAGE components
that can cause electrical Shock.
Always keep a fire extinguisher readily available and
easily accessible in the workshop.
• This battery analyzer is meant for testing of 12 Volts batteries only.
• Its operating voltage is from 9V ~ 15V DC and should not be tested on
24V directly. It will cause damage the unit. For 12V x 2 batteries (in
series or parallel), disconnect the connections and test them
individually.
• Battery that has just been charged by the charger contains surface
charge and it should be discharged by turning ON the Head lights for
3~5 minutes before testing.
• Always attached the analyzer clips on the lead side of the battery
terminal posts during testing so that it has a good contact. This will
provide better and accurate results.
• Do not attach the analyzer clips directly onto the steel bolt that tightened
to the battery terminal posts; this may give inaccurate readings or
inconsistent results. (Note: This also applies to all other battery testing
methods.)
• If the battery terminal posts were oxidized or badly corroded and the
connections were bad, the analyzer will prompt you to check the
connections. In this case, clean the terminal posts and performs testing
directly on the terminal posts it-self.
• During testing on the battery whist it is still in the car, make sure the
engine is OFF.
• Do not store the analyzer near high humidity or temperature area.
Exposing to extreme temperatures will cause damage to the unit.
Lead-acid batteries contain a sulfuric acid electrolyte, which is a highly
corrosive poison and will produce gasses when recharged and explode if
ignited. It can hurt you badly.
When working with batteries, make sure you have plenty of ventilation, remove
your hand jewelry, watch and wear protective eyewear (safety glasses),
clothing, and exercise caution.
Do not allow battery electrolyte to mix with salt water. Even small quantities of
this combination will produce chlorine gas that can KILL you!
Whenever possible, please follow the manufacturer's instructions for testing,
jumping, installing, charging and equalizing batteries.
Never disconnect a battery cable from a vehicle with the engine
running because the battery acts like a filter for the electrical
system.
Unfiltered [pulsating DC] electricity can damage expensive
electronic components, e.g., emissions computer, radio,
charging system, etc.
Turn off all electrical switches and components; turn off the
ignition before disconnecting the battery.
For non-sealed batteries, check the electrolyte level. Make sure it
is covering the plates, and it is not frozen before starting to
recharge (especially during winters).
Do not add distilled water if the electrolyte is covering the top of
the plates because during the recharging process, it will warm
and expand. After recharging has been completed, recheck the
level.
Reinstall the vent caps BEFORE recharging, recharge ONLY in
well-ventilated areas, and wear protective eye ware (safety
goggle).
Do NOT smoke or cause sparks or flames while the battery is
being recharged because batteries give off explosive gasses.
If your battery is an AGM or a sealed flooded type, do NOT
recharge with current ABOVE 12% of the battery's RC rating (or
20% of the ampere-hour rating).
Gel cells should be charged over a 20-hour period and never
over the manufacturer's recommended level or over 14.1 VDC.
Follow the battery and charger manufacturer's procedures for
connecting and disconnecting cables and other steps to minimize
the possibility of an explosion or incorrectly charging the battery.
You should turn the charger OFF before connecting or
disconnecting cables to a battery.
Do not wiggle the cable clamps while the battery is recharging,
because a spark might occur, and this could cause an
explosion. Good ventilation or a fan is recommended to disperse
the gasses created by the recharging process.
If a battery becomes hot, over 110° F (43.3° C), o r violent
gassing or spewing of electrolyte occurs, turn the charger off
temporarily or reduce the charging rate.
When charging the battery in the car with an external MANUAL
charger, make sure that it will not damage the vehicle's electrical
system or components with high voltages.
Even if this is a remote possibility, it is best to disconnect the
vehicle's battery cables from the battery BEFORE connecting the
charger.
1. Use this key to scroll up to the next item OR when it is in
the keying-in Battery Ratings values mode, press this key
once will increase the value by step of 5 units.
2. Use this key to shift the selection tab to the right item OR
when it is in the keying-in Battery Ratings values mode,
press this key once will increase the value by step of 100
units.
3. Use this key to scroll down to the next item OR when it is in
the keying-in Battery Ratings values mode, press this key
once will decrease the value by step of 5 units.
4. Use this key to shift the selection tab to the left item OR
when it is in the keying-in Battery Ratings values mode,
press this key once will decrease the value by step of 100
units.
5. Press this key will get into the selected function or proceed
to the next step.
6. To EXIT the function, press this key once will return back to
the previous screen.
7. This is the HELP key. Press this key will enter into the help menu
and it will explain the functions of the item you have selected in
detail.
8. Press this key when the Analyzer has connected to the computer
to activate the communication which allows data retrieving and
printing of the Last Tested Results.
This selection helps you to familiarize with the usage of the MODEL 12-1012 as well
as explaining the various test functions and its results. To get into this function, just
press key at any one of the functions displayed on the menu screens as
shown below (Fig.3 and Fig 4):
EXIT
For Example:
If help is needed on “Battery Test”, then press key on this item and the
display will change to as shown (Fig 5).
Pressing the key will scroll down to the next item “Results” (Fig 6) and so
forth until it reaches “Life”.
To see the help text, press key again on the selected item and it will display
on the screen.
If you need to quit, just press key will go back to the main menu (Fig. 4)
Let say if you need help on “How to operate”, press key in this selection
will get into the display as shown below:
Press key will scroll down to the next page to continue reading the text
(Fig. 8 and Fig 9) below.
Clips to Battery [+]
and [-]posts
Check battery
Rating [CCA,EN
If you wish to continue help on rest of the item like “Results, Voltage, CCA, Life”,
press key anytime will go back to the main menus (Fig. 5).
Here just select the item you want with key and then press key will
enter into the display screen with the explanation text.
To exit press key twice will go back to the main menu for you to begin testing.
(Fig.4)
Figure 8 Figure 9
Operation:Engine
Must be OFF.
Locate battery.
Clamp Tester.
Performing Battery Test whilst it is still in the car:
Vehicle that was running has to have its engine OFF first and then switch ON
the headlights for 30 seconds to remove the surface charge. After the
headlights had switched OFF, let the battery rest for at least 1 minute to
recover before testing commences.
The car engine and all other accessory loads must be OFF during test in order
to have accurate results. When attaching the analyzer clips, make sure that the
battery posts were not oxidized or badly corroded. Clean them first before
clamping to it. Do not clamp onto the steel bolts directly which may give
inaccurate and inconsistent results.
Testing on stand-alone batteries:
Clean the battery posts with a wire brush prior testing. For side - post batteries,
install stud adaptors. Do not use steel bolts for better results.
1. Attach the Analyzer clips onto the battery terminal posts [Red to (+) and
Black to (-)] the unit will power up and lights up the LCD display screen
as shown (Fig.10).
2. It will run through a self-test and when completed it displays the Main
Menu as shown: (Fig. 11)
Here, it will let you select your choice from the Menu:
New: Clear Memory
Selecting this item will allow the tester to clear the last tested results
stored in its memory and begin a new test.
Continue… Test
Selecting this item will allow you to continue the last test on the same
car from where you had stopped.
For example:
If you had done Battery Test and later you wish to do Alternator Test
or Grounding Test on the same car, just select this item and it will
update the results after each test in its memory so that it can be review
later or to be printed out from the printer.
Last Test Results
Here it will let you review the test results of the last tested car. The
results stored will always depends on the tests that you had done.
Use or keys to scroll for the pages during viewing.
Examples:
3. After you have made your choice, selecting “New: Clear Memory” or
RESULTS: Good
12.40V 419 CCA
Int.R: 6.43mΩ
LIFE: 76%
Figure 12
“Continue…Test” will proceed to the display below: (Fig. 14)
4. Pressing key once will scroll down to the next item if there is a
need to select it.
5. As an example (Fig.14) the selected item was on “Battery Test” and it is
being highlighted.
6. Press key will proceed to do the battery testing and if it has
detected any surface charge on the battery, it will start to remove and a
message is shown (Fig. 15) below.
7. If the surface charge is too great for the analyzer to handle, it will prompt
you with the instructions as shown: (Fig. 16) below.
8. Wait until the surface charge removal had completed, the analyzer will
advise as follows: (Fig.17) and then press key.
Removing Surface
Charge...
Please Wait!
Figure 15
Turn ign.key ON.
Headlights ON to
remove Surface
Charge...
Figure 16
Surface Charge
now removed. Key
& headlights OFF
Then press Enter
9. If there is no surface charge present, then it will straight away enter into
“Select Rating” menu screen as shown in Fig. 18
SANS DIN
CCA JIS#
EN Unknown
Figure 18
10. Before selecting the ratings ‘CCA, EN, IEC, DIN and JIS #’ from the
menu, check the battery specification value. This value can be checked
on the battery labels as some of the examples shown below:
If it is selected under JIS # (Japanese Industrial Standard) then the
display will prompt you as shown (Fig.19) below.
Refer to the battery model (example: 80D26L or NX110-5L) on the
Cold Cranking Amps (CCA) Table list supplied separately or from this
manual on page 24 & 25 (See example Fig.20 below.)
Press key and the display will show: (Fig.21) below:
11. Referring to the Table list (Fig.20) basing on 80D26L, check the battery
type: WET, MF, Sealed MF or Closed MF (CMF) as each category has
different CCA ratings. For instance, if the battery is a Sealed MF (CMF)
then it is rated at 630 CCA.
Note: WET - Wet Cell Type
MF - Maintenance Free Type
SMF - Closed or Sealed Maintenance Free
12. To enter the value 630, press key will increase the original value
of 500 (Fig.21) by step of 100 units to 600. Likewise use key to
increase the last two digits (00) to 30 by step of 5 units for each pressing.
(Fig. 22)
13. Once the CCA rating of the battery is confirmed, press key will
start the testing process. Refer to the display below (Fig. 23).
14. For less than 5 seconds, the results of the testing will be displayed on
the LCD screen. (Fig. 24)
2
4
5
RESULTS: Good
12.40V 419 CCA
Int.R: 6.43mΩ
LIFE: 76%
Figure 24
Interpretations of the above results:
1. RESULTS: Good
A very straight forward display of the final results basing on the
evaluation of the tested condition. ‘Good’ indicates the battery
in good condition. ‘Replace’ indicates that the battery needs to be
replaced. If not, the battery will fail anytime without any warning.
2. Voltage : 12.40V
This indicates the tested battery voltage (12.46V). It depends
on the state of charge on the battery:
3. CCA (Cold Cranking Amps): 419 CCA
CCA ratings has been used here, therefore the tested result is
in 406 CCA. If other rating (DIN or JIS, or IEC, or EN) were
selected, it will base on the respective rating to calculate and show
the results in that selected rating.
Please take Note:
This output value (406 CCA) is related to the actual power
available in the battery in relation to that battery's rating (630
CCA). On average, a new battery's CCA as measured by this
tester will read 10-15 % higher than its stated rating.
As the battery ages, the CCA number measured by this tester
will decrease so it reads near its rating. While this value is not
the same as a CCA test, it is the best available measurement for
showing a battery's current condition in relation to its rating.
From the above example, a 630 CCA rated battery measuring
406 CCA available power does not mean that the battery would
pass a CCA test at 406 CCA. The available power reading shows
that the battery is not able to perform up to its rated ability (630
CCA).
In comparison to another battery when fully charged, the 630
CCA battery measuring 406 CCA is no stronger than a 400 CCA
battery showing 400 CCA available power when fully charged.
The available power number is meant for comparison to its own
rating. In fact, in this example the 630 CCA battery is failing to
perform to its rating, while the 400 CCA battery is still working.
Basing on SAE, CCA test is a manufacturing process control
test applicable only on new, fully charged batteries. It does not
produce an actual value, but is a PASS / FAIL test.
It measures the discharge load, in amps, that a battery can
supply for 30 seconds at 0°F/-18°C while maintainin g a voltage
of 1.2 volts per cell (7.2 volts per battery) or higher.
Thus, the CCA test shows the minimum power requirement for
the battery as rated, which means a battery rated at 400 CCA
must measure 7.2 volts or above for 30 seconds when a load of
400 amps is applied at 0°F/ -18°C.
The above methods also hold for DIN, IEC, JIS, EN basing on its
individual ratings.
4. Int. R (Internal Resistance): 6.43mΩΩΩΩ
In normal condition, the internal resistance should fall between
2.0 mΩ ~ 15.0 mΩ. As a matter of fact, the higher the battery
CCA readings obtained the lower the internal resistance should
be.
5. LIFE: 76 %
This is an indication of the battery life expectancy in percentage. If
the life falls below 45 %, the RESULT will display “Replace” and it
is time to change to a new battery.
Explanation of the following terms used as shown on the LCD display:
• CCA (Cold Cranking Amps) – most commonly used Standard.
CCA is a rating used in the battery industry to rate a battery’s ability to
start an engine in cold temperatures. This rating is the number of
amperes that a new fully charged battery can delivery at 0°F (-18°C) for
30 seconds, while maintaining a voltage of at least 7.2 Volts for a 12V
battery.
The bigger the CCA will have the greater starting power of the battery.
• IEC (International Electro-technical Commission) Standard.
IEC amperes rating require that at 0°F (-18°C), the number of amperes
that the 12V battery can deliver while maintaining a voltage of at least of
8.4 Volts for 60 seconds during cranking.
• EN (European Norms) Standard
EN amperes rating require that at 0°F (-18°C), the number of ampere
that the 12V battery can deliver while maintaining a voltage of at least
6.0 Volts for 180 seconds during cranking.
• JIS# (Japanese Industrial Standard)
JIS # amperes’ rating is based on Ampere Hours and is calculated using
20 hours rating. In this manual, it is using CCA ratings reference table
list provided basing on the JIS model number (See page 24 & 25).
• DIN (Deutsches Institut für Normung)
German Institute for Standardization.
Basing on DIN , the rating requires that at 0°F (-18°C), the 12V battery is
able to deliver the number of amperes while maintaining a voltage of at
least of 9.0 Volts for 30 seconds and 8.0 Volts for 150 seconds during
cranking.
• Unknown
If you are not sure which ratings (CCA, EN, IEC, JIS or DIN) that the
battery is based on then choose this setting. It will show the battery’s
Voltage, CCA and the Internal Resistance (mΩ) only. This selection can
also be used to test 12V - Deep Cycle Batteries.
An example of the results display is shown below: (Fig.25)
To determine the condition of the tested Deep Cycle Batteries, refer the
Voltage reading (should not fall below 12.6V when fully charged) and
the Internal Resistance [Int.R] (should not more 15mΩ) readings.
Batteries that had been left idle for long periods can still be tested with
this analyzer. To perform the test, just clamp the analyzer clips onto the
battery terminals and it will display the screen (Fig.26) as shown if its
voltage falls below the normal 12 volts and a buzzing sound is heard.
Press key to continue and the display will show: (Fig.27)
Check the battery ratings and enter it as described in step 10 and 11
(page 17~19) and the results will show as an example below: (Fig. 28)
RESULTS:
09.76V 38 CCA
Int.R: 70.09mΩ
LIFE:Charge>Test
Figure 28
You will notice that there is no indication of message (Good or Replace)
on the RESULTS instead on LIFE; it indicates “Charge > Test”. It means
that the battery has to be fully charged and repeat the test again.
15. Pressing the key at any moment will exit and return back to the
previous screen.
7.0 – Battery Ratings Charts
7.1 Japanese Industrial Standard (JIS#) CCA Ratings
Given below is a rough CCA ratings guide for any unknown battery model
basing on the capacity of the vehicle:
Vehicle CapacityApproximate Battery CCA Rating 1200 ~ 1600 cc 350 CCA 1600 ~ 2000 cc 500 CCA 2000 ~ 3000 cc 650 CCA 3000 cc and above750 CCA
M. Benz over 3000 cc 760 CCA
The engine body and the vehicle chassis are always connected to the battery
negative terminal to provide the electrical return path (grounding) for all the
electrical components. Due to the surrounding environmental effect, the
surface contacts of these joints or connections of these circuits will subject to
oxidation and corrosion in a matter of time rendering them to have high
resistance in it. One typical example is the connection at the battery
terminals where oxidation and corrosion takes place very often. If these
contacts were no good then it will pose a lot of electrical problems to the
vehicle.
To check the grounding condition, this Analyser will measure the resistance
from the engine body contact to the battery terminal then it will display the
results and the recommendations.
8.1 – Start Testing
1. Make sure that the engine is switched OFF. Attach the clips onto the
battery terminal posts and the analyzer will power up and lights up the
LCD display screen as shown (Fig.29).
2. It will run through a self-test and when completed it displays the Main
Menu as shown: (Fig. 30)
3. After you have made your choice, selecting “New: Clear Memory” or
“Continue…Test” will proceed to the display below: (Fig. 31)
4. Pressing key once will scroll down to the ‘Grounding Test’
(Fig.32)
5. Press key will proceed to the display as follows: (Fig. 33)
6. Now transfer the BLACK tester clip from the battery [-] terminal to a
suitable position on the engine or chassis body leaving the RED clip still
attached to the battery [+] terminal.
Battery Test
Grounding Test
Starter Test
Alternator Test
Figure 31
Battery test
Grounding Test
Starter Test
Alternator Test
Figure 32
Red clip to Batt
[+],Black clip
To Engine body.
Then press Enter
7. Press key again and it will starts analyzing (Fig. 34)
8. Once it has finished analyzing, it will prompt you with an instruction
(Fig. 35) stating that you have should unclamp the Black tester clip from
the engine or chassis body and transfer to the battery negative [-]
terminal within 20 seconds time limit if not the testing procedure has to
be repeated again as the gathered data will be lost.
Analysing...
Please Wait!
ıııııııııııııııı
Figure 34
9. Once the Black clip is clamped onto the battery [-] terminal, the
Analyzer display will light up as shown. (Fig. 36)
The above indicates that the ground contact from the engine body
to the battery is bad. Check for rusted or corroded point of
contacts. If found, dismantle it for cleaning or replace before fixing
back. Repeat the test again after fixing.
Another thing is that if you suspect that the result is in question,
you may conduct the test with the Black clip clamp at different
location.
12. If you did not follow the right procedures during the testing, it will
display the results as follows (Fig. 40) below:
ENGINE GROUND
Not detected...
Try again follow
right procedure
Figure 40
13. To exit the program, pressing the key at any moment will exit
and return back to the main menu screen (Fig.30).
This test actually checks the cranking effectiveness of the battery and
also can predicts when the battery will fail to crank a vehicle.
This Analyzer is designed to address the weakness of conventional
testers with its cranking power measurements. Simply connect the
analyzer to the battery in the vehicle and start the engine!
To understand the working principle of the tests, let’s look at the wave
form displays taken during the cranking tests with an oscilloscope.
Figure (A) above shows the voltage profile of a healthy battery during
the cranking of an engine. The graph starts off at the battery's nominal
voltage, and a voltage drop is detected when the vehicle is cranked.
The voltage recovers to the battery's nominal voltage and eventually
rises to approximately 14.4 V when the alternator starts charging the
battery.
For Figure (B) where a typical 2 year-old battery, you noticed the
difference in the voltage drop which indicates that it is weaker but still
usable.
Whereas Figure (C) represents a very weak battery that can barely
crank a car and is due to fail in the very near future.
As voltage profiles can indicate the relative ability of the tested battery in
starting an engine, so there is no need for knowledge on the starter
motor requirement or the battery's rating and size.
MODEL 12-1012 will capture the highest voltage drop and calculate the
final results which should not be lower than 9.6V average during
cranking and computes the result after the test.
An alternator is the device used to produce the electricity the car needs to
run and to keep the battery charged. The alternator uses the principle of
electromagnetic induction to produce voltage and current. The four main
parts of the alternator are the Rotor, Stator, Diode Pack, Voltage Regulator
and an Ammeter or Indicator Light to inform the driver of any problems. All
of these parts must be in good working order for the alternator to do its job.
The Rotor is a coil of wire wound around an iron core. The Rotor rotates as
the alternator shaft rotates and current passes through brushes. The Rotor
winding passes the Field current. This causes the Rotor to produce a
magnetic field. So basically the Rotor is a rotating electro magnet.
The Stator is a set of three windings fixed to the case of the alternator and
these windings are static i.e. they don’t rotate. As the Rotor rotates its
magnetic field “cuts” each Stator winding in turn, this induces a current in
each winding. The outputs from the Stator windings are 120 degrees apart
and are alternating current (AC).
But vehicles run on DC current, so we need something that will convert the
AC current to DC current. This is the job of the diode pack. A diode is an
electrical one-way check valve that will let current flow in only one direction.
The typical diode pack uses four diodes to accomplish this. AC current is
feed in on one side of the diode pack and DC current comes out the other
side. The diode pack here will rectify the alternating 3 phases from the
Stators and combine them into a single Direct Current which also works
the dash ammeter or indicator light.
Now that we have a DC current that the vehicle can use, we need a way to
control that current. That is the job of the voltage regulator. As the name
implies, it regulates the voltage going to the battery. It does this by turning
current to the field (stator) terminal of the alternator on and off.
If the battery voltage goes below 13.5 volts, the voltage regulator sends
current to the field terminal and allows the alternator to start charging.
Current will then flow into the battery and bring it up to full charge.
If the voltage goes above 15.0 volts, the voltage regulator shuts off the
current to the field terminal and keeps the battery from overcharging and
cooking itself. This is how the voltage regulator controls the alternator
output.
When you first start your vehicle, the alternator needs some current to start
working. The voltage regulator supplies this current from the battery to the
field (stator) terminal of the alternator to get it started.
The state of charge of the battery controls amperage output of the
alternator. When the battery has a full charge, the electro-motive force of
the voltage lowers the amperage to almost zero. As the battery charge
wears down, the electro-motive force is not enough to stop the amperage,
so it flows into the battery and charges it again.
10.1 – Start Testing
This test is to check the MAX and MIN charging voltages output of the
alternator at 3000 RPM without load and 2000 RPM with all loads ON. With
this test you can determine the alternator’s condition when in reference with
the vehicle’s Service Manual.
No load testing at 3,000 RPM
1. With engine OFF, place the vehicle transmission in NEUTRAL for
Manual and PARK for Automatic and apply the parking brake.
2. Attach the Analyzer clips onto the battery terminal posts and it will
power up and lights up the LCD display screen as shown (Fig.48)
Start the engine and then press key again and the screen will
prompt you as shown below (Fig. 53).
Make sure that all loads (lights, air-condition, etc) are OFF.
Rev engine up to
3,000 rpm Enter
Continue this
rpm for 10 sec.
Figure 53
Rev the engine up to 3,000 ~ 3,500 RPM by referring to the dashboard
meter, then press key and maintain it for about 10 seconds and
release the pedal. The maximum and minimum voltages values will be
captured.
After that press key again and it show as below (Fig 54.)
No load Test
Captured Volts
readings
With the captured readings, analysis can done by referring to the limits
as indicated that MAX voltage should not exceed 15.0V (max.
voltage at 3,000 RPM) and MIN voltage should be more than 13.3V
(min voltage during idling speed).
Max 14.07V <15.0V
Min 13.55V >13.3V
Enter to proceed
6. Press key will show the results of the test (Figure 55):
7. If either minimum or maximum charging volts are not within the voltage
range limits then it will display one of the screen as below (Figures 56 &
57) and it will prompt you to check the charging system for the fault.
NO LOAD TEST
MinCharge: 12.96V
Results: LOW
Check Belt/Alt
Testing with load at 2,000 RPM
As more electrical accessories, such as lights, heater, air condition, car
stereos, etc. were used; the electro-motive force decreases and this will
allow more amperage from the alternator to flow into the battery to
compensate for the added load. This test is to check the alternator’s
behavior during loading.
8. Continue from the previous test (either Fig. 55, 56 or 57); proceed to
the next step by pressing key will enter to the display as follows.
(Fig.58)
Figure 56Figure 57
NO LOAD TEST
ChrgVolts: 13.96V
Results: GOOD
Enter to proceed
Figure 55
NO LOAD TEST
MaxCharge: 15.0V
Results: High
Check Regulator
Switch ON all
The Electrical
Loads, then
press Enter
Now, switch ON all loads (Head Lights, Radio, Air-condition, Heater, etc)
and press enter key will display: (Fig.59)
Make sure that all electrical loads (lights, air-condition, etc) are ON.
Rev the engine up to 2,000 ~ 2,500 RPM by referring to the dashboard
meter, then press key and maintain it for about 10 seconds and
Rev engine up to
2,000 rpm Enter
Continue this
rpm for 10 sec.
Figure 59
release the pedal. The maximum and minimum voltages values will be
captured.
After that press key again and it show as below (Fig 60.)
Loading Test
Captured Volts
readings
With the captured readings, analysis can done by referring to the limits as
indicated that MAX voltage should exceed 13.5V (max. voltage at 2,000
RPM) and MIN voltage should be more than 12.5V (min voltage during
idling speed).
9. Press key will proceed to show the results of the test:
2000RPM 13.89V
Max 13.96V >13.5V
Min 13.76V >12.5V
Enter to proceed
If either minimum or maximum charging volts are not within the voltage
range limits then it will display one of the screen as below (Figures 62& 63)
and it will prompt you to check the alternator system for the fault.
LOAD TEST
MinCharge: 12.45V
Results: LOW
Check Belt/Alt
10. To exit the program, pressing the key at any moment will exit and
return back to the previous screen.
To view the results of the last test, the MODEL 12-1012 has to be connected to
an external power source by either clamping its clips directly to a 12Volt car
battery or connected to a PC via the USB port.
1. Once power up, the wakeup screen will display as follows:
Figure 64
Figure 65
2. It will run through a self-test and when completed it displays the Main
Menu as shown: (Fig. 66)
New: ClearMemory
Continue Test...
LastTest Results
Figure 66
Clamp MODEL 12-1012
to a 12V Battery if it is
not connected to a PC
for viewing Last Test
Results.
Important Note:
Before you start to install the driver, please do not plug the Analyzer into the
computer’s USB port or else the installation will fail and the computer cannot
detect the proper driver when it is connected.
If you have made the above error and wish to install the driver the second time,
you need to uninstall the previously installed driver first before starting to
reinstall again. This time make sure that the Analyzer is not plugged in.
Step 1.You can install the driver from the CD provided or download it
from our website:
http://associatedequip.com/downloads/12-1012-15_Drivers.zip
First click to open the folder:
You will find the following files:
Step 2. Double click on the icon . The installation will start
automatically. Typical example below is for Windows 7 operating
system.
As instructed, click [Next>] tab the program will continue to install
the driver on the computer. Once it had finished, it will prompt
you as shown below. Click [Finish] tab to complete the
installation.
Step 3. Next open this folder again:
Look for the program icon (see below).
Then double click it. The software will start to install and will
prompt with the display below:
Click “OK” tab to continue the installation and the software will be
successfully installed.
Step 4. Now plug the Analyzer into any one of the PC USB ports.
Step 5. On the PC, go to desktop display and look for icon.
Left click on this icon to open the program and the display page
will show as below:
It will automatically
detect the COM Port.
If you find that this field
is blank, close the
program, unplug the
analyzer cable and
then plug back again.
Repeat Step 5 to open
the program. The
COM Port(s) will now
appear in the drop
down menu.
Click here to select your
preferred language from the
list of languages shown.
Click here to put your Company
name and address.
Step 6.Now press the communication key on the Analyzer to log
onto the computer; To confirm whether there is communication;
click on [Get Data From Analyser] tab and the Last Test Result
will appear. See example below:
You can type in
the particulars
here and then
click [Add to Test
Report] tab to be
included in the
test report which
will be stored
and printed out if
you wish.
If there is no communication, a message text box will appear
(see below).
In this case, unplug the Analyzer from PC and repeat Step 4 to
Step 6. If problem persist, then select an alternate COMPORT
individually from the dropdown list and click [Get Data From
Analyser] tab to see whether the Last Test Result will appear
(as displayed in Step 6).
If the above fails again, then try plugging the Analyzer to the PC’s
another USB port and repeating Step 4 to 6 again.
12.2 Printing Results from normal printer:
While on this page, if you wish to print out the results, make sure that
your printer is connected to the computer. Click on [PRINT] tab and a
text box will appear. Select the right printer and click [Print] tab to print.
Select the
printer which is
connected to
your computer
here.
12.3 Saving Results:
If you wish to save the results from this page, then click on [Save As]
tab. A message box will appear. Type in the file name and click [Save]
tab.
All information, illustrations, and specifications contained in this user manual
are based on the latest information available at the time of printing. The right is
reserved to make any changes at any time without obligation to notify any
person or organization of such revisions or changes.
Furthermore, the manufacturer or its sales agents are not liable for errors
contained herein or for incidental or consequential damages (including lost
profits) in connection with the furnishing, performance or use of this material.
This user manual tells how to use and perform the required procedures on
vehicles. Safe and effective use of this Analyzer is very much dependant on
the user following the normal practices and procedures outline in this manual.
13.0 – Warranty Information
13.1 – Limited Warranty
This limited warranty cover defects in materials and workmanship for a
period of twelve (12) months which begins from the date the product is
purchased by the end user and is subjected to the following terms and
conditions:
1. Within the warranty period, the manufacturer will repair or replace,
at their options, any defective parts and return to the owner in good
working condition.
2. Any repaired or replaced parts will be warranted for the balance of
the original warranty or three months (3) months from the date of
repair, whichever is longer.
3. This warranty only extends to the first owner and not assignable or
transferable to any subsequent owner.
4. Cost of delivery charges incurred for the repair of the product to and
from the manufacturer will be borne by the owner.
5. This limited warranty covers only those defects that arises as a
result of normal use and does not cover those that arises as a result
of:
• Unauthorized modifications and repair.
• Improper operation or misuse.
• Accident or neglect such as dropping the unit onto hard surfaces.
• Cables that have broken, bent contact pins or subject to extreme
stress or wear.
• Physical damage to the product surface including scratches,
cracks or other damage to the display screen or other externally
exposed parts.
13.2 - Limitations of Warranty
Other than the foregoing limited warranty, the manufacturer does not
make any other warranty or condition of any kind, whether express or
implied.
Any implied warranty of merchantability, or fitness for use shall be
limited to the duration of the foregoing limited warranty.
Otherwise, the foregoing limited warranty is the owner’s sole and
exclusive remedy and is in lieu of all other warranties whether express
or implied.
The manufacturer or any of its exclusive sales agents shall not be
liable for any consequential or incidental damages or losses arising of
the loss of uses of this product.
All warranty information, product features and specifications are
subjected to change without prior notice.
5043 Farlin Ave. 800-949-1472(US)
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