•

Loose battery cable connections and battery hold-down assembly. Repair or replace as needed.
Side-terminal batteries must be tightened before testing.

-9-

BATTERY ANALYSIS / CHARGING SETUP
The inCHARGE940 will guide you in selecting your battery test/charging parameters. To select,
scroll to each parameter setting or value using the ARROW buttons and press ENTER to continue.
NOTE: To abort the setup, press STOP. The inCHARGE940 will reset, enabling you to begin your
setup again with the first parameter screen (step 4).
1.

Place the inCHARGE940 on the top shelf of the cart and plug it into a dedicated, grounded 115 Vac
(nominal), 15 ampere receptacle. To maintain the current necessary for fast charging,
do not use an AC line cord adapter/extension cord unless absolutely necessary (refer to the
safety instructions at the beginning of the manual). Press the POWER switch to the ON (I) position.

2.

If charging out of vehicle, place the battery in the cart’s charging chamber below the
inCHARGE940. Bring the inCHARGE940 clamps into the charging chamber through the back
of the cart.

3.

If stud adapters are required, fasten them with the proper tool. Do not use the battery clamps
to tighten adapters. (A set of adapters are included with the inCHARGE940.)
IMPORTANT: Stud adapters must be used on side-post and group 31 batteries. Do not
use steel bolts. Failure to properly install stud adapters, or using stud adapters that are
dirty or worn, may cause false test readings.

4.

Connect the positive (red) clamp to the battery’s positive (+) post and the negative (black)
clamp to the negative (–) post. To ensure a proper connection, rock the clamps back and forth.
The inCHARGE940 requires that both sides of the clamp be firmly connected before testing. A
poor connection will produce a CONNECT CLAMPS message. (If you connect the clamps in
reverse polarity, the inCHARGE940 will display BATTERY CLAMPS REVERSED.)
NOTE: Batteries connected in parallel must have the ground cable disconnected to perform a
battery test. Failure to disconnect may cause false test readings.
IMPORTANT: Close the test chamber door before beginning the charging session,

5.

CHOOSE CHARGE MODE: Use the ARROW buttons to select AUTOMATIC or MANUAL, and
press ENTER.
SPECIAL INSTRUCTIONS FOR DEEP CYCLE BATTERIES: Charge in Manual mode for 3
hours, then retest and recharge in Automatic mode.
NOTE: If the battery is less than 1 volt, the inCHARGE940 will not charge it in Automatic mode.
To charge the battery, select Manual mode and charge for 2 minutes. Press STOP to abort, then charge
in Automatic mode.
If you select AUTOMATIC:
Go to step 6. If charging is required, the inCHARGE940 will monitor the entire
charging session, including testing, data analysis, charging time, optimized charging
rates, and temperature.

- 10 -

If you select MANUAL:
NOTE: A test code is unavailable if you charge the battery using Manual mode.
CAUTON: Before charging, make sure that the clamps are connected
to the battery. Charging in Manual mode without the clamps connected to
a battery may cause sparks, fire, or personal injury.

!

6.

a)

Select the time required to charge the battery (in half-hour increments from 0.5
to 10 hours).

b)

Select the rating system (Table 1).

c)

Select the battery rating (Table 1). The inCHARGE940 will begin charging the
battery for the selected length of time.

CHOOSE TEST: Select IN VEHICLE or OUT OF VEHICLE.
NOTE: It is recommended to remove the battery from the vehicle before charging to avoid
damage to the vehicle electrical system and to charge in the chamber whenever possible.

7.

BATTERY TYPE: Select REGULAR or SPECIAL (AGM).

8.

CHOOSE TEST TYPE: Select WARRANTY, 48-HOUR CHECK, or OTHER.
If WARRANTY or 48-HOUR CHECK:
Select the battery DIN rating value (Table 1). (If the battery’s DIN rating is unavailable,
select OTHER.)
If OTHER:

9.

a)

Select a rating system (Table 1).

b)

Select the battery rating (Table 1).

The inCHARGE940 will test the battery and display one of three results in Table 2 (with the
approximate charge time, if required).
Table 1: inCHARGE940 Battery Rating Systems and Value Ranges

Rating
System

Description

Value Range

DIN

Deutsche Industrie-Norm

100 to 1000 A

EN

Europa-Norm

100 to 1700 A

IEC

International Electrotechnical Commission

100 to 1000 A

SAE

European labeling of CCA

100 to 1700 A

CCA

Cold Cranking Amps, as specified by SAE. The most common
rating for cranking batteries at 0 ºF (–18 ºC).

100 to 1700 A

JIS

Japanese Industrial Standard: (shown on a battery as a
combination of numbers and letters, for example: 80D26)

43 values from
26A17 to 245H52

- 11 -

BATTERY ANALYSIS RESULTS
For error messages, see “Troubleshooting.”
NOTE: To abort the charge session, press STOP.
Table 2: Battery Analysis Results and Explanations
Result

Explanation

GOOD BATTERY

Analysis finds the battery to be good. Reinstall the battery.

CHARGING REQUIRED

Analysis finds that the battery has a low state of charge.
The inCHARGE940 will display an approximate charge time and
begin fast charging. The accumulated CCA and remaining
charging time are displayed and updated at intervals.

REPLACE BATTERY

If analysis finds the battery to be bad, it will stop charging and
display the result. Replace the battery.

TEMPERATURE
Battery temperature is critical during charging. If the inCHARGE940 detects that the temperature
has risen too high or that the battery is frozen, the charging session will stop. See “Error Messages”
in the “Troubleshooting” section for more information.

CHARGE COMPLETION AND FINAL ANALYSIS
When charging is finished, the inCHARGE940 will display GOOD BATTERY or REPLACE
BATTERY and the total charge time.

INFORMATION MENU
When the inCHARGE940 displays the final result (GOOD BATTERY, REPLACE BATTERY) three
information options are available:
•

GENERATE TEST CODE (available only after a completed Automatic charge).

•

PRINT LAST TEST RESULTS

•

VIEW LAST TEST RESULTS

To access the Information menu, leave the clamps connected and press the INFO ( i ) button while
the final battery result is displayed. Press the ARROW buttons to display an option, then press
ENTER to select.
If you turn off the inCHARGE940 or disconnect the clamps, the inCHARGE940 will save the last
test results in memory for viewing or printing until you start a new battery analysis/charging session.
(The option to generate a test code will be unavailable.) To access the Information menu before the
next session, press the INFO ( i ) button when the message CHOOSE CHARGE MODE appears.

- 12-

GENERATE TEST CODE
You can generate a test code* at the end of a completed (non-aborted) automatic charging session.
IMPORTANT: You will not be able to select GENERATE TEST CODE if you abort the charge,
disconnect the clamps, or turn off the inCHARGE940 before generating a test code. A test
code is unavailable if you charge the battery using Manual mode.
1.

Select GENERATE TEST CODE.

2.

REPAIR ORDER#: Enter the 5-digit repair order number.

3.

LAST 4 OF VIN: Enter the last 4 digits of the vehicle identification number (VIN) and press
ENTER. The inCHARGE940 will generate a 14-character alphanumeric test code and display it
on the screen.

4.

Place the IR printer in the cart’s printer bracket and turn on the printer.

5.

Press ENTER to print the test results.

NOTE: The inCHARGE940 will not generate a test code unless you enter a Repair Order Number and
the last four digits of the VIN.
*IMPORTANT: The test code is required on every warranty claim.

PRINT LAST TEST RESULTS
1.

Place the IR printer in the cart’s printer bracket and turn on the
printer.

2.

Select PRINT LAST TEST RESULTS and press ENTER.

3.

PRINTING RESULTS will appear on the display as the results
of the last test are printed.

NOTE: To abort printing, press STOP.

inCHARGE 940 Ver 1.0
(c) 2002 MIDTRONICS, INC
10/17/02
15:01
DEALER NUMBER
A1B2C3
REPAIR ORDER #
12345
LAST 4 OF VIN
1234

If you turn off the inCHARGE940 or disconnect the clamps, the
inCHARGE940 will save the last test results in memory for printing until
you start a new battery analysis/charging session. To print, press the
INFO ( i ) button when the message CHOOSE CHARGE MODE
appears. Use the ARROW buttons to scroll to PRINT LAST TEST
RESULTS, and press ENTER.

BATTERY TEST
WARRANTY
RATING:
280 A DIN
12.85 V
308 CCA
GOOD BATTERY
CHARGE TIME:
48 MIN
TEST CODE
2FKT458-G3G5H7K

- 13 -

VIEW LAST TEST RESULTS
1.

2.

After selecting this option use the ARROW buttons to scroll through screens showing:
a)

The battery rating you selected in your setup

b)

The test code (if available)

c)

The measured voltage and CCA, and the final result.

Press the INFO ( i ) button to return to the Information menu.

If you turn off the inCHARGE940 or disconnect the clamps, the inCHARGE940 will save the last test
results in memory for viewing until you start a new battery analysis/charging session. To view the
last test results before the next session, press the INFO ( i ) button when the message CHOOSE
CHARGE MODE appears. Use the ARROW buttons to scroll to VIEW LAST TEST RESULTS, and
press ENTER.

MAINTENANCE
To ensure that the inCHARGE940 operates properly:
•

Clean the display with a solution of water and mild detergent.

•

Inspect and clean the clamps after every use. Liberally apply baking soda and water with a
clean cloth and thoroughly rub the jaw and spring. Rinse with water and let dry. Use a soft wire
brush to remove corrosion.

•

Never allow the clamps or cables to lie in the battery tray.

•

Immediately clean up any acid spills with a mixture of water and baking soda.

CABLE SET REPLACEMENT
Midtronics offers a replaceable cable set with installation instructions. Call Midtronics to order P/N A078.

- 14 -

TROUBLESHOOTING
ERROR MESSAGES
Message

Solution

** TOO COLD TO CHARGE **

If the battery measures less than 32 oF (0 oC), the inCHARGE940
will not charge the battery. Never charge a frozen battery.
Allow the battery to warm up before charging.
If the battery temperature measures above 32 oF (0 oC):
•

Clean the battery terminals using a wire brush and a mixture
of baking soda and water. Repeat the charging process.

•

Inspect and clean the clamps. Liberally apply baking soda
and water with a clean cloth and thoroughly rub the jaw and
spring. Use a soft wire brush to remove corrosion buildup.
Rinse with water and let dry. Repeat the charging process.

•

Check that the temperature sensor on the inside of the
negative clamp is tight and clean. To tighten it, use a
screwdriver with a T15 star bit. If the sensor is hot, wait until
the sensor cools and repeat the charging process.

•

If the message reappears after troubleshooting, replace the
cable set. Order P/N A078 from Midtronics: 1-800-776-1995.

** BATTERY TOO HOT **

If the battery measures more than 160 oF (71 oC) during
charging, the inCHARGE940 will stop charging. Obtain a test
code and replace the battery

** CHECK CONNECTION **

•

Clean the battery terminals as described above and
repeat the charging process.

•

Inspect and clean the clamps as described above and
repeat the charging process.

•

If the message reappears after troubleshooting, replace
the cable set. Order P/N A078 from Midtronics:
1-800-776-1995.

CORRUPT HEADER DATA!

There is an internal error. Call 1-800-776-1995 to arrange for
service. See “Patents, Limited Warranty, Service.”

- 15 -

Message

Solution

SYSTEM NOISE DETECTED

The inCHARGE940 has detected signal noise that can affect
the battery analysis.
•

Make sure all vehicle loads are off and the ignition is in
the OFF position.

•

You may be testing too close to a noise source, i.e., a
charger or other high-current device. If so, move away
and retest.

•

If no noise source is identified, fully charge the battery
and retest. If the message appears after recharging,
replace the battery.

ARE CLAMPS CONNECTED?

CAUTION: Before charging, make sure that the clamps are
connected to the battery. Charging in Manual mode without
the clamps connected to a battery may cause sparks, fire, or
personal injury.

Display alternates between
CONNECT CLAMPS
and
CHOOSE CHARGE MODE
when you press ENTER.

If the clamps are properly connected, use a voltmeter to check the
battery voltage. The inCHARGE940 requires a minimum of 1 volt to
function in Automatic mode. To raise the voltage level, charge using
Manual mode for at least 30 minutes, then abort and charge in
Automatic mode.

DISPLAY PROBLEMS
Problem

Solution

No display

Make sure that the inCHARGE940 is plugged in and the outlet is providing current. The inCHARGE940 requires a 115-volt (nominal),
15-ampere circuit to operate. If the same outlet is powering other devices with the inCHARGE940, a circuit breaker may trip. If troubleshooting does not correct the problem, call 1-800-776-1995 for service. For
more information, see “Patents, Limited Warranty, Service.”

Wrong language

You can change the language (English, French, or Spanish)
in the Options menu. (See “Language” in the “Options
Menu” section.)

Incorrect time or date

You can change the clock time in the Options menu. See “Set Time”
in the “Options Menu” section.
The date cannot be set outside of the initial setup. If the date is
incorrect, you must return the inCHARGE940 to Midtronics to have it
reset. Call 1-800-776-1995 to arrange for service. For more
information, see “Patents, Limited Warranty, Service.”

- 16 -

Problem

Solution

No Options menu

To display the Options menu, the inCHARGE940 must first be
turned off. Turn it back on while pressing and holding the
INFO (i) button to display the Options menu.

TEST CODE PROBLEMS
Problem

Solution

Test Code is rejected

Verify that your Dealer Number, R.O Number, and the last
four digits of the VIN are correct.

PRINTING PROBLEMS
Problem

Solution

Data will not print

•

In the Options menu, select PRINTER TYPE and make
sure that the type selected matches your printer:
HP82240B, IrDA, or SERIAL.

•