Agilent Technologies 1100 Series, Service Manual

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112 1100 Series Nano Pump Service Manual
3 Repairing the Pump
Exchanging the Outlet Ball Valve Sieve or the Complete Valve
1
Using a 1/4 inch wrench disconnect the valve capillary from the outlet ball
valve.
2
Using the 14 mm wrench loosen the valve and remove it from the pump
body.
3
Remove the plastic cap with the gold seal from the outlet ball valve.
4
Using a pair of tweezers remove the sieve.
5
Place a new sieve into the recess of the outlet ball valve and replace the cap
with the gold seal.
6
Check that the new valve is assembled correctly and that the gold seal is
present.
Frequency Sieve — whenever the pump seals will be exchanged
Valve — if internally leaking
Tools required Wrench 1/4 inch
Wrench 14 mm
Parts required Outlet ball valve G1312-60008
Sieve (pack of 10) 5063-6505
N O T E
Before exchanging the outlet ball valve you can try to clean it in a sonic bath. Remove the
gold seal and the sieve. Place the valve in upright position (onto the plastic cap) in a small
beaker with alcohol. Place in a sonic bath for 5 to 10 minutes. Insert a new sieve and
replace the gold seal.
N O T E
Check the gold seal. It should be exchanged when strongly deformed.
Place the valve in an upright position, insert the sieve into the recess and replace the gold
seal with the cap. Make sure that the sieve cannot move and is away from the seal area of
the gold seal.