Agilent Technologies 1200 Series Reference Manual page 124

4 Repairing the Pump
3 Disconnect the MCGV cable, unscrew the two holding
screws and remove the valve.
5 Replace the MCGV cover. Reconnect the waste funnel
with the waste tube holder in the top cover. Insert waste
tube in the holder in the waste pan and clip tube to the
MCGV cover.
Cover
124
4 Place the new MCGV into position. Make sure that the
valve is positioned with the A-channel at the bottom-right
position. Tighten the two holding screws and connect the
cable to its connector.
MCGV
cable
Holding
screws
6 Reconnect the tube from the active inlet valve to the
middle position of the MCGV and then the solvent tubes at
channel A to D of the MCGV. Make sure the orientation of
the channels on the cover is labelled as shown below,
otherwhise re-label the cover.
Waste
funnel
Solvent
tubes
Connecting tube MCGV to AIV
1200 Series QP Reference Manual
MCGV
cable
Holding
screws
Channel A
MCGV
Waste
funnel
Wast
e tube
Cover