How to tighten the 3-piece fitting on the Active Pre-heater? - WKB2941

OBJECTIVE or GOAL

• How to tighten the 3-Piece Fitting in the Active Preheater (APH) Assembly.
  • When installing a column on an ACQUITY active column heater module or active column manager using the APH. 

ENVIRONMENT

• ACQUITY UPLC H-Class System
• ACQUITY UPLC I-Class System
• ACQUITY UPLC Column Heater - Active (CH-A)
• ACQUITY UPLC Column Manager - Active (CM-A)

PROCEDURE

1. Loosen the stainless steel cap nut from the gold fitting.
2. Finger-tighten the gold fitting with ferrule into the column detail.
3. Replace the PEEK ferrule if making a new connection to a column.
4. Holding the column hardware, rotate the column onto the gold fitting.
5. Finger-tighetn the gold fitting, do not use a wrench. (Using a wrench could damage the Active Pre-Heater Assymbly)
6. Finger-tighten the stainless steel cap nut onto the gold fitting.

ADDITIONAL INFORMATION

VIDEO on Waters.com 

How to connect a three-piece finger-tight fitting with active preheater (APH) to a column inlet

• Fittings that can be replaced are the 1/16 PEEK ferrule and gold compression screw:

  • 700003114 for the FERRULE, PEEK, 1/16, HPFT

  • 410003354 for the Locking Compression Screw, HEX GOLD

• The stainless steel cap between the APH cartridge and pre-swaged seat/ferrule cannot be replaced.

APH fitting page 80_715007477v02.pdf