User`s guide

M3000A/M3046A/M3015A/M3016A Service Guide
6-18 Repairing the Instrument
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To remove the Pump, do the following:
6WHS Locate the Pump in the Extension.
6WHS Being careful not to touch anything else in the Extension, unscrew the screw hold-
ing the pump bracket in position. Lift the top part of the bracket away and lift out
the pump.
6WHS Gently disconnect the flow tubing attached to the Extension from the Pump.
127( Be sure to note which tube attaches to the inlet and which tube attaches to
the outlet.
6WHS Gently disconnect the power lead which attaches the Pump to the Extension.
6WHS Remove the Pump.
127( After replacing the Pump, reset the value displayed on the Reset PumpOpTime
selection to zero (Service Mode>CO
2
Setup). When the PumpOpTime has been reset an
INOP will be generated: “CO
2
OCCLUSION”. To clear this INOP you must perform a flow
check and store the flow in Service Mode (select “Store Flow”)
Screw holding
pump bracket