1 Agilent 1100 Pump Module Maintenance 2 Overall Routine Pump Maintenance 1. Remove the pump head 2. Replace the PTFE frit 3. Clean or replace the outlet ball valve 4. Replace the AIV cartridge (new model) 5. Disassemble the pump head 6. Exchange the piston seals 7. Clean and inspect pistons 8. Inspect the springs 9. Reassemble the pump head 10. Install all valves 11. Install the pump head 12. Flush with isopropanol (IPA) 13. Clean or replace solvent inlet filters 14. Clean the leak sensor 15. Make certain the waste tube is in place 16. Test (Pressure and Leak) Procedure
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Agilent 1100 Pump Module Maintenance - · PDF fileAgilent 1100 Pump Module Maintenance 2 ... Remove the pump head 2. Replace the PTFE frit 3. ... Column Compartment Replacing the rotor
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1
Agilent 1100 Pump Module Maintenance
2
Overall Routine Pump Maintenance
1. Remove the pump head
2. Replace the PTFE frit
3. Clean or replace the outlet ball valve
4. Replace the AIV cartridge (new model)
5. Disassemble the pump head
6. Exchange the piston seals
7. Clean and inspect pistons
8. Inspect the springs
9. Reassemble the pump head
10. Install all valves
11. Install the pump head
12. Flush with isopropanol (IPA)
13. Clean or replace solvent inlet filters
14. Clean the leak sensor
15. Make certain the waste tube is in place
16. Test (Pressure and Leak)
Procedure
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3
Pump Maintenance ConsumablesPurge valve frit (pack of 5) 01018-22707Cartridge AIV 5062-8562Gold seal AIV 5001-3708 Only old version Gold seal outlet valve 5001-3707Gold seal purge valve 5001-3707
Caps for purge valve/outlet valve 5062-2485Caps for AIV 5062-2485 Only for old versionSieves (pack of 10) 5063-6505 Only for binary pumpSapphire piston 5062-2441 old 5063-6586 NewSeals (RP) (pack of 2) 5062-8516 old 5063-6589 New Reversed PhaseSeals (NP) (pack of 2) 0905-1420 Normal Phase Wear Retainer 01018-22706 Not always necessary Seal Wash OptionSeals (pack of 1) 0905-1175Gasket (6 Stk.) 5062-2484Tools: G1311- 68705 Shipping Kit delivered with instrumentTweezers ------------wrench 14mm flat 8710-1924Hexagonal key ¼ - 5/16 inch 8710-0510Hexagonal key set 8710-0641Insert tool (Seal Wash Option) 01018-23702Lubricant 79846 - 65501
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Pump Head – Main Components
Plunger housing
Pump head
Outlet ball valve
Active inlet valve
Purge valve
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5
PistonsActive inlet valve
Seal
Support rings
Wear retainerPurge valveBall valve
Lock screw
Standard Pump Head – Exploded View
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Seal support assembly
Gasket
Seal
Optional for all Agilent 1100 pumps
Pump Head with Seal Wash Option
Gasket
Seals
Seal support assembly
Seal keeperTube
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7
Purge Valve – Exchanging the PTFE Frit
PTFE- frit
Gold Seal
Plastic cap
1. Unscrew the valve using a 14 mm wrench
2. Remove the plastic cap and the gold seal
3. Take out the frit (tweezers)
4. Install a new frit
5. Replace the gold seal and the plastic cap
6. Install the valve
Note: Realign the waste tube in the correct orientation during installation.
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Outlet Valve – Cleaning or Exchanging the Outlet Ball Valve
Valve housing
Gold Seal
Plastic cap
Video from 1100 Maintenance CD-ROM
1. Remove the capillary from the valve
2. Remove the valve using a wrench
3. Clean the ball valve in the ultrasonic bath or replace the ball valve
a. Take off the plastic cap and gold seal
b. Replace the ball valve
c. Replace the gold seal and cap
4. Reinstall
Note: The outlet ball valve of the binary pump has an additional sieve (5063-6505)
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Active Inlet Valve (AIV) – Old/New
Active Inlet Valve (AIV)
Cartridge8
New design
1
Old design
1. Remove the AIV using a 14 mm wrench
2. Change the cartridge (new design)
3. Change the gold seals when necessary
4. Reinstall the AIV
Note: Properly position the AIV cable when you reinstall the valve
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Removing the Pump Head
1. Remove all capillaries 2. Disconnect the AIV supply cable3. Remove both pump head hexagonal
screws 4. Remove the pump
screw 4mm
screw 4mm
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Disassembling the Pump Head
The two parts of the pump head are disconnected by releasing thelock screw.
Video out of the maintenance CD-ROM
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Changing the Pump Seals
Video from the maintenance CD-ROM
1. Remove the old seals.
2. Remove the wear retainers, if present.
3. Clean the pump chambers.
4. Insert new seals.
5. Reassemble the pump head.
6. Perform seal wear-in procedure for standard seals (5063-6589).
Wear retainer
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13
Changing and Inspecting the Sapphire Pistons
1. Disassemble the pump head assembly
2. Check the plunger surface and remove any deposits or layers with alcohol or tooth paste
3. Replace the pistons if scratched
4. Reassemble the pump head
5. Check to make certain there are not any fractures in the springs
6. Put in the pistons
7. Put lubricant on the back of the pistons (79846-65501)
Video from the maintenance CD-ROM
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Installing the Seal Wash Option
Support KeeperWash Support ring
Plunger housing
Pistons
Video from the maintenance CD-ROM
1. Insert the seal wash option
2. Insert the mylar gaskets
3. Install the support keepers
4. Assemble the pump head (Lock screw)
5. Install the pistons
Gasket
Seal
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15
Is My Pump Well?
•Pump Ripple stable
•Pressure Test passes
•Retention Time Precision acceptable
•Area Precision acceptable
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Agilent 1100 Diode Array Detector
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17
Main DAD Components
Electronic boardOptical unit
Lamps
Detector cell Leak sensor
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DAD Routine Procedures and Maintenance
• Clean the leak sensors
• Check the waste tube
• Exchange the lamp
•Clean the flow cell
• Wavelength calibration
• Intensity test
• Detector cell test
• Dark current and filter test
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Exchanging the Detector Flow Cell Window I
Step 1: Remove the capillaries
Inlet
Outlet
Step 2: Take out the cell (Compress the spring bearing)
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Exchanging the Lamps
Step 1: Remove the lamp by unscrewing both screws and unplugging it.
Step 2: Install the lamp into the housing (auto-aligning) and screw snuggly.