RKI Instruments GP-01 with self resetting alarms - Manual (Page 27)

Model GP-01 Operator’s Manual Maintenance • 27
To Replace the Alkaline Batteries or Ni-Cad Battery Pack
NOTE: The Ni-Cad battery pack will have a typical service life of 500
charging cycles minimum before it needs replacement.
1. Verify that the Model GP-01 is off.
2. Remove the battery end protective rubber boot.
3. Rotate the captive battery cover screw counterclockwise to remove
battery compartment door.
4. Carefully remove the old alkaline batteries or Ni-cad battery pack.
5. Carefully install the new AAA alkaline batteries or Ni-cad battery pack.
For alkaline batteries, follow the battery diagram inside the battery
compartment.
For a battery pack, read the orientation label on the pack and insert the
end that says “To Gas Monitor” first.
6. Reinstall the battery cover.
To Recharge the Ni-cad Battery Pack in the GP-01
CAUTION: To be used with RKI Ni-cad battery pack p/n 49-1603RK.
Charge only with RKI charger model BC-01, p/n 49-2159RK.
1. Plug the power cord of the optional Ni-cad battery charging station into
an AC outlet.
2. Make sure the Model GP-01 is off.
3. Remove the battery end protective rubber boot.
4. Place the Model GP-01 into the battery charging station as shown in
Figure 8 below so that the metal contacts on the back of the unit come
into contact with the metal contacts in the back part of the holder in the
charging station. When proper contact has been made, the red LED on
the charging station will turn on.
POWER MODE
AIR
GP-01 %LEL
Figure 7: Removing the Battery Compartment Door