Agilent Technologies 1290 Infinity II Technical Note
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Agilent Technologies 1290 Infinity II Technical Note

Agilent Technologies 1290 Infinity II Technical Note

Long life pump head
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This Technical Note describes installation and maintenance of Long Life Pump Heads
for Agilent 1290 Infinity and 1290 Infinity II pumps.
Contents
Agilent 1290 Infinity II
Long Life Pump Head
Technical Note
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Agilent Technologies
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Summary of Contents for Agilent Technologies 1290 Infinity II

  • Page 1: Table Of Contents

    Agilent 1290 Infinity II Long Life Pump Head Technical Note This Technical Note describes installation and maintenance of Long Life Pump Heads for Agilent 1290 Infinity and 1290 Infinity II pumps. Contents Introduction Long Life Upgrade Kit (Binary and High Speed Pumps)

  • Page 2: Introduction

    • 1290 Infinity Binary Pump (G4220A/B) • 1290 Infinity II Flexible Pump (G7104A) • 1290 Infinity II High Speed Pump (G7120A) Upgrading a pump from conventional pump heads to Long Life Pump Heads requires the exchange of the pump drive(s).

  • Page 3: Long Life Upgrade Kit (Binary And High Speed Pumps)

    Long Life Pump Head Channel A G4220-60360 Long Life Pump Head Channel B 0515-6154 Screw-Socket-HD-Cap Hex-Recess M5X0.8 40 01200-90121 Agilent 1290 Infinity II Long Life Pump Head Technical Note 5067-6197 Seal Handling Device 5043-1400 Pump Head Holder G4220-68712 1290 Infinity Binary Pump Seal Wash Pump Kit...

  • Page 4: Remove Pump Heads (Binary And High Speed Pumps)

    Remove Pump Heads (Binary and High Speed Pumps) Remove the Pump Head Assembly Remove Pump Heads (Binary and High Speed Pumps) The following procedure shows how to remove a pump head from a High Speed Pump (G7120A). Removing pump heads from Binary Pumps (G4220A/B) can be done in the same way.
  • Page 5 Remove Pump Heads (Binary and High Speed Pumps) Remove the Pump Head Assembly Remove the capillary connection at the top of the secondary Remove the flow connection between the degassing unit and pump head to the pump valve. the primary pump head inlet. Loosen the inlet valve.
  • Page 6 Remove Pump Heads (Binary and High Speed Pumps) Remove the Pump Head Assembly Remove the complete pump head assembly by holding both Remove the seal wash tubing interconnecting the two pump heads and pulling it to the front. heads.

  • Page 7: Remove Pump Heads (Quaternary And Flexible Pumps)

    Remove Pump Heads (Quaternary and Flexible Pumps) Remove the Pump Head Assembly Remove Pump Heads (Quaternary and Flexible Pumps) The following procedure shows how to remove a pump head from a Flexible Pump (G7104A). Removing pump heads from Quaternary Pumps (G4204A) can be done in the same way.
  • Page 8 Remove Pump Heads (Quaternary and Flexible Pumps) Remove the Pump Head Assembly Remove the capillary connection from the outlet adapter on the Open the black plastic screw of the inlet valve at the bottom of secondary pump head to the pressure sensor. the primary pump head.
  • Page 9 Remove Pump Heads (Quaternary and Flexible Pumps) Remove the Pump Head Assembly Remove the complete pump head assembly by holding both Remove the seal wash tubing interconnecting the two pump heads and pulling it to the front. heads.

  • Page 10: Replace The Pump Drives (Binary And High Speed Pumps)

    Replace the Pump Drives (Binary and High Speed Pumps) Remove the Pump Head Assembly Replace the Pump Drives (Binary and High Speed Pumps) When If the pump drive is damaged. Parts required Description G4220-60250 Drive Unit Channel A Pendulum G4220-60260 Drive Unit Channel B Pendulum Preparations •...
  • Page 11 Replace the Pump Drives (Binary and High Speed Pumps) Remove the Pump Head Assembly Carefully lift out the pump drive assembly by holding it at the Insert the new pump drive assembly such that it aligns with pump drive and lifting it out of the front cover and bottom foam the module housing.

  • Page 12: Replace The Pump Drive (Quaternary And Flexible Pumps)

    Replace the Pump Drive (Quaternary and Flexible Pumps) Remove the Pump Head Assembly Replace the Pump Drive (Quaternary and Flexible Pumps) When If the pump drive is damaged Parts required Description G4220-60100 Pump Drive, Channel A G4220-60250 Drive Unit Channel A Pendulum 5043-0887 Pump Drive Fastener G4204-81601...

  • Page 13: Pump Head Maintenance (Tool Free)

    Disassemble Long Life Pump Heads Pump Head Maintenance (Tool Free) 1290 Infinity II Flexible Pumps (G7104A) and 1290 Infinity II High Speed Pumps (G7120A) are equipped with Long Life Pump Heads. Long Life Pump Heads offer a significantly increased lifetime of pistons and seals compared to other pump heads.
  • Page 14 Pump Head Maintenance (Tool Free) Disassemble Long Life Pump Heads Turn the pump head assembly upside down. Remove the link plate by gently pulling it off the pump head assembly. The two pump chambers are now isolated. Remove the inlet valve and the outlet valve from the primary Binary/High Speed Pumps only: Remove the high pressure pump head.
  • Page 15 Pump Head Maintenance (Tool Free) Disassemble Long Life Pump Heads Open the pump heads and remove the piston housings from Remove the piston by pressing it out of the seal holder with a the pump chambers. finger. Remove the seal holder from the spring housing. Screw the pin of the seal handling device into the piston seal.
  • Page 16 Pump Head Maintenance (Tool Free) Disassemble Long Life Pump Heads Screw the pin of the seal handling device into the wash seal. Pull out the Seal Handling Device with the wash seal in a straight movement with only gentle force. N O T E The seal holder has two different sides.
  • Page 17 Pump Head Maintenance (Tool Free) Replace the Heat Exchanger Replace the Heat Exchanger Tools required 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...
  • Page 18 Pump Head Maintenance (Tool Free) Replace the Heat Exchanger Remove the screw at the bottom of the pump head. Do not Lift out the heat exchanger. drop the golden spacer fitting. If removed, first insert the spacer fitting. Then insert the new Use the 19 mm screw for fixing the front plate.
  • Page 19 Pump Head Maintenance (Tool Free) Assemble Long Life Pump Heads Assemble Long Life Pump Heads This procedure shows how to exchange seals, and reassemble the pump head assembly. Exchanging seals is exemplarily shown for the primary pump head, but works in the same way for the secondary pump head.
  • Page 20 Pump Head Maintenance (Tool Free) Assemble Long Life Pump Heads Take care that the Seal Handling Device is seating flush and Repeat for the other pump chamber. press the seal into the pump chamber. Place the seal holder onto the pump chamber. Place the wash seal onto the designated nose of the Seal Handling Device.
  • Page 21 Pump Head Maintenance (Tool Free) Assemble Long Life Pump Heads Remove the seal holders from the pump chambers. Lubricate the piston with isopropanol and place it into the spring housing. Place the seal holder onto the spring housing. Place the assembled spring housings on top of the pump chambers.
  • Page 22 Pump Head Maintenance (Tool Free) Assemble Long Life Pump Heads Tighten the pump head screws with a torque wrench set to Mount the pump head to the module. Do not fix the screws at approx. 5 Nm in a crosswise manner. this stage! approx.
  • Page 23 Pump Head Maintenance (Tool Free) Assemble Long Life Pump Heads Counter the outlet valve and tighten the lock screw of the heat Attach the seal wash tubing interconnecting the two pump exchanger capillary with a torque wrench set to approx. 3 Nm. heads.

  • Page 24: Install Long Life Pump Heads (Binary And High Speed Pumps)

    Install Long Life Pump Heads (Binary and High Speed Pumps) Install the Pump Head Assembly Install Long Life Pump Heads (Binary and High Speed Pumps) The following procedure shows how to install Long Life Pump Heads to a High Speed Pump (G7120A).
  • Page 25 Install Long Life Pump Heads (Binary and High Speed Pumps) Install the Pump Head Assembly Connect the degassing unit outlet to the inlet of the primary Connect the outlet of the secondary pump head to the inlet of pump head. the purge valve.

  • Page 26: Install Long Life Pump Heads (Quaternary And Flexible Pumps)

    Install Long Life Pump Heads (Quaternary and Flexible Pumps) Install the Pump Head Assembly Install Long Life Pump Heads (Quaternary and Flexible Pumps) The following procedure shows how to install Long Life Pump Heads to a Flexible Pump (G7104A). Installing pump heads to Quaternary Pumps (G4204A) can be done in the same way.
  • Page 27 Install Long Life Pump Heads (Quaternary and Flexible Pumps) Install the Pump Head Assembly Insert the inlet weaver to the inlet valve (1). Fix the weaver Connect the capillary from the outlet adapter on the secondary with the plastic screw to the inlet valve (2). pump head to the pressure sensor.

  • Page 28: Pump Head Parts

    Pump Head Parts Pump Head Assembly Parts (Binary and High Speed Pumps) Pump Head Parts Pump Head Assembly Parts (Binary and High Speed Pumps) Long Life Pump Head Channel A (G4220-60350) Item Description G4220-60660 Secondary Pump Head Assembly Pendulum G4220-60661 Primary Pump Head Assembly Pendulum G4220-60022 Inlet valve...
  • Page 29 Pump Head Parts Pump Head Assembly Parts (Binary and High Speed Pumps) Long Life Pump Head Channel B (G4220-60360) Item Description G4220-60660 Secondary Pump Head Assembly Pendulum G4220-60661 Primary Pump Head Assembly Pendulum G4220-60022 Inlet valve (primary pump head) G4220-60028 Outlet valve (primary pump head) 5042-9966...
  • Page 30 Pump Head Parts Pump Head Assembly Parts (Quaternary and Flexible Pumps) Pump Head Assembly Parts (Quaternary and Flexible Pumps) Figure 1 Pump head assembly parts Long Life Pump Head Quat (G4204-60350) Item Description G4220-60660 Secondary Pump Head Assembly Pendulum G4220-60661 Primary Pump Head Assembly Pendulum G4204-60022 Inlet Valve 1290 Infinity Quaternary Pump...
  • Page 31 Pump Head Parts Primary Pump Head Parts Primary Pump Head Parts Primary Pump Head Assembly Pendulum (G4220-60661) Item Description 5067-5975 Plunger Assy ZrO 0515-6154 Screw-Socket-HD-Cap Hex-Recess M5X0.8 40 G4220-60046 Preload-Support Assembly LL 0905-1175 Wash seal (PTFE) G4220-60616 Seal Holder Integrated Assembly EM/LL 0905-1719 PE Seal G4220-60533...
  • Page 32 Pump Head Parts Secondary Pump Head Parts Secondary Pump Head Parts Secondary Pump Head Assembly Pendulum (G4220-60660) Item Description 5067-5975 Plunger Assy ZrO 0515-6154 Screw-Socket-HD-Cap Hex-Recess M5X0.8 40 G4220-60046 Preload-Support Assembly LL 0905-1175 Wash seal (PTFE) G4220-60616 Seal Holder Integrated Assembly EM/LL 0905-1719 PE Seal G4220-25513...

  • Page 33: Seal Wash Function

    Seal Wash Function Secondary Pump Head Parts Seal Wash Function Upgrading your pump to Long Life Pump Heads requires a seal wash function to be installed. The following sections explain how to upgrade Agilent Infinity Binary Pumps (G4220A/B) and Agilent Infinity Quaternary Pumps (G4204A) to use the seal wash function.
  • Page 34 Install the Seal Wash Function (Binary Pump) Secondary Pump Head Parts Remove seal wash cartridge and the pump motor from the Install the new motor by fixing it to the panel using the Phillips cover panel by opening the 2 Phillips screws. screws.

  • Page 35: Install The Seal Wash Function (Quaternary Pump)

    Install the Seal Wash Function (Quaternary Pump) Secondary Pump Head Parts Install the Seal Wash Function (Quaternary Pump) When In case of malfunction of the seal wash pump motor. Tools required Description 8710-0899 Pozidriv screwdriver Parts required Description G4204-68712 Seal Wash Upgrade Kit for 1290 Quaternary Pump Preparations •...
  • Page 36 Install the Seal Wash Function (Quaternary Pump) Secondary Pump Head Parts If installed for the first time, remove the pre-cut metal panel. Install the new motor to the seal wash pump housing. Install the grounding strip as shown. Pre-cut metal panel Connect the seal wash pump motor to the main board, Insert the seal wash pump housing to the module front panel connector P27, Seal wash (front, left).
  • Page 37 Install the Seal Wash Function (Quaternary Pump) Secondary Pump Head Parts Next Steps: Install tubing connections to the pump head. Install the top cover and put the module to the stack including tubing, capillary and cable connections. Route the inlet of the wash tubings into a bottle filled with a mixture of distilled water and isopropanol (90/10) and place the bottle in the solvent cabinet.

  • Page 38: Seal Wash Upgrade Kit (Binary Pump)

    Seal Wash Upgrade Kit (Binary Pump) Secondary Pump Head Parts Seal Wash Upgrade Kit (Binary Pump) Figure 2 Seal Wash Kit The 1290 Infinity Binary Pump Seal Wash Pump Kit (G4220-68712) includes all parts required for adding the seal wash option (peristaltic pump, motor, tubings etc.). Item Description 5065-4445...

  • Page 39: Seal Wash Upgrade Kit (G4204A)

    Seal Wash Upgrade Kit (G4204A) Secondary Pump Head Parts Seal Wash Upgrade Kit (G4204A) Figure 3 Seal Wash Pump Assembly Seal Wash Upgrade Kit for 1290 Quaternary Pump (G4204-68712) contains all items listed below. Item Description 5065-4445 Peristaltic pump with Pharmed tubing 0515-1508 Screws for Seal Wash Pump Motor 5003-1252...

  • Page 40: Upgrade The Valve Support (G4204A Only)

    (2.). (optionally) the Jet Weaver. Next Steps: Reconnect all capillaries. Install the inline filter. © *01200-90121* Part Number: 01200-90121 Rev. B Agilent Technologies, Inc 2016 *01200-90121* Edition: 11/2016 Agilent Technologies, Inc 01200-90121 Printed in Germany Hewlett-Packard-Strasse 8 76337 Waldbronn Germany...

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