1220 Infinity II LC System User Manual 253
Maintenance and Repair
11
Solvent Delivery System
Exchanging the Outlet Valve
When If leaking internally
Tools required Description
Wrench, 14 mm
Parts required p/n Description
G1312-60067 Outlet valve 1220/1260
Preparations Switch off pump at the main power switch
Remove the upper front cover
1
Using a 1/4 inch wrench, disconnect the valve capillary
from the outlet valve.
2
Using the 14 mm wrench, loosen the valve and remove it
from the pump body.
3
Check that the new valve is assembled correctly and that
the gold seal is present (if the gold seal is deformed, it
should be replaced).
4
Reinstall the outlet valve and tighten the valve.
5
Reconnect the valve capillary.