Agilent Technologies 1290 infinity - Replace the Heat Exchanger

182 1290 Infinity Quaternary Pump User Manual
9 Maintenance
Pump Head Maintenance (Tool Free)
Replace the Heat Exchanger
Tools required p/n Description
Wrench, 19 mm
5023-2501 Screwdriver Torx-T10
5067-5688 Torque wrench 1 – 25 Nm with 14 mm wrench
G4220-20013 4 mm hex bit
G4220-20015 Adapter ¼ in square to hex
G4220-20041 Bit Torx 10x25 mm
Parts required p/n Description
G4220-81013 Heat Exchanger Channel A (secondary pump head only)
Preparations • Remove the pump head assembly from the pump
• Remove the secondary pump head from the link plate
CAUTION
Loss of small spacer fitting
Inside the secondary pump head is a small spacer fitting, which can be dropped easily
when removing the heat exchanger.
➔ The heat exchanger does not need to be removed for pump head maintenance.
1 Remove the 19 mm screw at the front of the secondary
pump head.
2 Remove the front plate.