Exchanging The Inlet/Outlet Ball Valves - Agilent Technologies 1200 Series User Manual

Exchanging the Inlet/Outlet Ball Valves

Removing an Inlet Ball Valve (Bottom of the Pump Head)
When If internally / externally leaking (back flow)
Tools required • Wrench 17 mm
• Wrench 1/4 inch
Parts required #
1
The inlet valves do not necessarily have to be replaced in pairs. Use the built in Leak Test
N O T E
(see
working properly.
1 Disconnect the solvent inlet tube at the inlet valve. Beware of leaking
2 Using a 17-mm wrench loosen the inlet valve and remove the valve adapter,
Agilent 1200 Preparative Pump User Manual
Part number Description
G1361-60012 Valve assembly
"Prep Pump Leak Test Description"
solvents.
including the valve assembly from the pump head.
Figure 25 Ball Valve Parts
on page 98) to identify the valve, that is not
7
Maintenance
Simple Repairs
117