Service
TO CHECK BATTERY POWER LEVELS AND REPLACE BATTERIES
1. The tester is powered with two 9 volt
alkaline batteries. The left battery (A)
powers the backlight circuit. The right
battery (B) powers the system.
2. The tester will flash a BATTERY LOW
message if system battery needs
replacing when unit is turned on.
It will not say this for the backlight
battery. In the event that the backlight
battery is low, the backlight will not
work.
3. At any time, select BATTERY from
main menu and press TEST to
display the percentage available for
both batteries.
4. The tester system functions will oper-
ate if no backlight battery is installed
or if it is low.
5. SYSTEM BATTERY LOW message will be pre-
sented when unit is turned ON and the battery
is 10% or less usable.
NOTE: If the backlight battery is fresh and
the system battery needs replacing,
the backlight battery can be used to
operate the system by moving it to the
system battery location.
TO CLEAN THE TESTER
Remove cap and wipe out inside of the tester with a dry paper towel.
NOTE: Corn may become lodged in threads of cap and
should be removed with a small blade.
10
A - Light Battery
B - System Battery
C - Main Menu
D - Test Button
E - Select Button