• 30 •
NOTE: The actual time needed to charge the battery
may be less than the estimated time depending on
the battery’s charge acceptance.
When the battery requires testing, the display alternates
between the CHARGING and TESTING screens. The TESTING
screens represent a two-step process:
Step 1: The GR8 applies an electrical load and tests the bat-
tery’s response.
Step 2: The GR8 measures the battery’s CCA.
Recovery Mode
In some cases the GR8 may give you the option of selecting
Recovery Mode before displaying the nal results. Recovery
Mode optimizes the charge for a hard-to-charge battery.
To continue the charge session, press the YES soft key in
response to:
The maximum charge time in Recovery Mode is three hours,
although most batteries will nish charging sooner. During
Recovery Mode the charger continuously analyzes the battery
to make a decision as quickly as possible.
If you select NO, the charge session aborts (stops) and you will
not be able to obtain a test code.
If you make no selection within two minutes, the GR8
automatically proceeds to Recovery Mode.
Aborting a Charge Session
If you need to abort the charging session, press the STOP key.
You will not be able to obtain a test code for an uncompleted
charge. After aborting, select NEXT to return to the Main
Menu.
Completing a Charge Session
The charge session is complete when the proper amount of
charge is put back into the battery or the remaining estimated
time to charge counts down to zero.
If the GR8 nds that the battery is bad before the end of the
estimated time to charge, it displays the decision REPLACE
BATTERY or REPLACE-BAD CELL and the results.
When the decision is GOOD BATTERY, the GR8 gives you
the option of topping o the battery’s charge level before it
displays the results.
Top-Off Mode
Top-off charging fills a good battery to capacity after a
completed charge session. The GR8 gives you the option of
selecting YES to proceed to Top-O at any time or NO to
display the results.
If you make no selection within two minutes, the charger
automatically begins Top-O Mode.
You have the option of stopping Top-O Mode at any time by
pressing the STOP key or allowing the GR8 to complete the
charging. When Top-O Mode is complete, the alarm sounds
every 30 seconds until you press STOP.
Press the NEXT soft key to display the nal results.
Total charging time
Amp hours replaced
Charging mode
Chapter 6: Charging Menu—Diagnostic Charging GR8 1100
Midtronics Inc. 7000 Monroe Street Willowbrook, IL 60527
www.midtronics.com
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