Exchanging The Pump Drive - Agilent Technologies 1200 Series Reference Manual

4 Repairing the Pump

Exchanging the Pump Drive

Never start the pump when the pump head is removed. This may damage the pump
WA R N I N G
drive.
When required
Tools required
Parts required
Preparations for this
procedure
1 Remove the tubings from the gradient
valve (MCGV) and remove the valve
cover (see "Exchanging the Multi-Channel Gradient Valve
(MCGV)" on page 122).
Cover
144
Error message: Motor Drive Power
Screwdriver Pozidriv #1
Wrench 1/4 inch
4-mm hexagonal key
Pump drive G1311-60001, exchange part number G1311-69001
Switch off the pump at the main power switch, remove all cables and tubings,
remove the pump from the stack. Remove the front cover, top cover and top
foam section (see "Removing the Top Cover and Foam"
2 Disconnect all capillaries and tubes from the pump head
and disconnect the active inlet valve connector.
on page 127
1200 Series QP Reference Manual