RKI Instruments RP-2009 - Manual (Page 15)

RP-2009 Pump for the GX-2009 12
Maintenance
Replacing The Battery
1. Locate the black plastic battery cap on one end of the pump
unit.
2. Push down and rotate battery cap counterclockwise until it
stops, 1/4 of a turn.
3. Pull the battery cap away from the pump unit.
4. Remove the old battery from the pump unit. It will slide right
out.
5. Insert the new battery + end first into the pump unit. Use an
AA alkaline. The battery orientation is shown on the bottom
of the pump unit.
6. Slide the battery cap over the battery onto the pump unit,
push it down and turn it clockwise unit is stops beneath the
instrument release tab.
Replacing the Cotton Dust Filter
1. Locate the clear plastic filter holder at one end of the pump
unit.
2. Grasp the ridged sides of the filter holder and turn it 1/4 of a
turn counterclockwise.
3. Pull the filter holder away from the pump unit.
4. Remove the old cotton dust filter from the filter holder and
replace it with a new cotton dust filter.
5. Reinstall the filter holder. Align the two tabs on the bottom of
the filter holder with the two slots in the pump unit. Push the
filter holder into the pump unit and turn it 1/4 turn
clockwise until it snaps into place.