Maintenance; Timetable For Routine Maintenance; Routine Maintenance - Millipore Milli-Q Guide De L'utilisateur

Timetable for routine maintenance

Annual (once a year)
If installed, clean the screen filter in
the feedwater line. See ROUTINE
MAINTENANCE, page 24.
Note: When the product water flowrate becomes low (< 0.5 l/min.), change the MILLIPAK 40 final filter. If
the MILLIPAK 40 has only been in place a short time and becomes clogged, then check the quality of
the feedwater.

Routine maintenance

Replacing the Q-Gard Purification Pack, figure 4.
adaptor)
1. Put the Milli-Q system into STANDBY mode by pressing OPERATE / STANDBY for 2 seconds.
Do not turn off the electrical power to the system .
2. Remove the old Millipak filter from the Point of Use valve
3. Open the Point of Use valve for a few secondes to depressurise the system.
4. Bring the pack adapter (A) to its highest position.
- Remove the metal retaining clip (F)
- Remove the Q-Gard pack from the system.
5. Install a new Q-Gard. See "INSTALLATION and START-UP" chapter, page 12 and 13.
Replacing the Quantum Ultrapure Cartridge
Note: The Quantum cartridge and the Millipak final filter must be replaced at the same time as the Q-gard
pack.
1. Put the Milli-Q system into STANDBY mode by pressing the OPERATE/STANDBY button for
2 seconds. Do not turn off the electrical power.
2. Remove the old Millipak filter from the Point of Use valve
3. Open the Point of Use valve for a few seconds to depressurise the system.
4. Open the front blue door by pulling the 2 latches open (figure 4, H).
5. Pull out the Quantum cartridge.
6. Install the new Quantum cartridge by following the instructions in the "INSTALLATION AND
STARTUP" chapter, page 12 and 13.
Note: After replacing the Quantum cartridge, put the system into PRE-OPERATE mode. Bring the Point of
Use trigger forward and the system will begin a 5-minute AIR PURGE cycle.
Following a message on the LCD
Display: EXCH. CARTRIDGES.
Replace the expendable cartridges.
See ROUTINE MAINTENANCE, page 21.
Display: START SANIT.
Clean the Ultrafiltration module.
See ROUTINE MAINTENANCE, page 22.
Display: EXCHANGE UV LAMP
Replace the UV lamp.
See TROUBLESHOOTING, page 26.
Display: EXCHANGE A10 UV
Replace the UV A10 lamp
See TROUBLESHOOTING, page 26.
(Only for systems equipped with the Q-Gard pack

MAINTENANCE

Milli-Q
Ac Gr Bio Syn A10
21