RKI Instruments Inert Gas Testing Eagle with Two Pumps - Manual (Page 54)

48 • Maintenance Eagle Instruction Manual
NOTE: If the CO channel displays Zero Fail after the Demand Zero
procedure, adjust the ZERO control (next to SPAN) until the
reading displays the smallest increment above 0.0. For
example, 0.01 or 0.1. Repeat Demand Zero.
Maintenance
Displaying the Battery Voltage
Check the battery voltage periodically. Replace or recharge the
batteries before the voltage drops to 4.5 V.
WARNING: Take the Eagle to a non-hazardous location before
replacing or recharging the batteries.
To display the battery voltage:
1. From the normal screen, press the DISP/ADJ button to enter
display mode.
2. Press the DISP/ADJ button until the Battery Voltage screen
displays.
3. To exit display mode, press the DISP/ADJ button until the normal
screen displays.
Replacing Alkaline Batteries
1. Turn off the Eagle.
2. Unscrew the two large screws on the top of the case, then carefully
lift the top of the case and lay it aside.
3. Remove the batteries and verify that the battery compartment and
electrical contacts are clean.
4. Insert fresh batteries following the label on the inside of the case.
5. Place the top of the case in its original position, then secure it with
the large screws you loosened in step 1.
Recharging Ni-Cd Batteries
1. Turn off the Eagle.
2. Plug the cord from the charger into the Eagle’s battery charger
connector.
B A T T E R Y
M I N . 4 . 5 V
B A T T E R Y
6 0 V . N O W