Hitachi CHROMASTER 5160 Instruction Manual page 136

(4)
(5)
Table 4-4
SUS pipe installation
Angle of re-tightening (°)
Cleaning Microsyringe
(a) Wipe the needle before and after sampling.
(b) Wipe the needle before aspirating a cleaning solvent.
Clean the inside of the syringe seven times or more.
(c) Clean the syringe after injection immediately.
Fig. 4-8 Cleaning Microsyringe
Tightening Connection Tube
If a Teflon tube is tightened too much, the inside diameter
becomes short, and the pressure increases abnormally.
When tightening a Teflon tube or a SUS pipe, see the
following.
(a) Push screw (resin screw); Tighten it fully with your
fingers (using no tools.)
(b) Push screw (SUS screw); Tighten it fully with your
fingers (using no tools), then re-tighten with a wrench
(with a tightening torque of 4 [N•m]) to secure firmly.
Refer to the table shown below about an angle of re-
tightening,
Angle of Re-tightening
To connect a new pipe
(Ferrule not yet caulked)
270 to 360
4 - 20
To reconnect an existent pipe
(Ferrule already caulked)
30 to 60