Agilent Technologies Quaternary Pump 1100 Series - Manual (Page 131)

131
Repairing the Pump
Exchanging the Low Pressure Pump Main Board (LPM Board)
Exchanging the Low Pressure Pump Main
Board (LPM Board)
1 Turn off the pump, disconnect all cables and remove the pump from the stack.
2 Remove the top cover and foam (see “Removing the Top Cover and Foam” on
page 128).
3 Disconnect all connectors from the main board.
N O T E When removing connectors, counterhold on connector J3 with one hand.
Figure 20 LPM Board Connectors
When required Board defective
Tools required Wrench 14 mm
Wrench 7 mm
Wrench 5 mm
Parts required LPM Board, G1311-66520, exchange part number G1311-69520
S1
J4
J5 J6
J1 J2 J3
J9
J17 J16
J11
J19
J24 J25
J23
J26
J30