
13
2. Before Using this unit
Requirements for Installation
WARNING!
22. Install the membrane filter firmly.
Install the membrane filter as follows:
Unless firm connection is made, water may leak from the threaded portion and may be mixed
into and contaminate the sampled pure water. Always ensure firm connection.
(
1
)
Take out two membrane filters and seal tape from among accessories of the main body.
(
2
)
Pay attention to the direction of arrow mark on the membrane filter. Wind the seal tape
clockwise as viewed from the tape windind side two to three turns while pulling the tape
slightly. Remaining tape should be cut away.
(
3
)
Screw the membrane filter, with the seal tape applied side on the top side, while taking
care not to crush threads. Check for water leak during sampling of pure water. If any,
screw the membrane filter further.