Microplate Luminometer Maintenance
102
8.10 Establishing Tubing Connections
If a tubing connection (at the pump head or at the injector head)
is faulty, or to replace an injector tubing, you must provide a new
tubing connection. To this end, additional injector tubings, fitting
spare parts and a special tool for expanding the tubings are
supplied as extras.
a) Connection at pump head
Injector 1 Injector 2 Locking door Pump: OUT IN
Turn injector unit off.
Pull off the locking door of the injector unit vertically from
above.
Push tubing fitting screw over the tubing such that the
threading is facing the tubing end. Then push a washer over
the tubing. (Figure 8-8).
Using the special tool supplied, expand the tubing end by
pushing the tubing over the tool’s arbor.
Pump T-piece Washer tubing fitting screw
Tubing
Push T-piece into expanded tubing end.
Insert tubing end with T-piece into threaded borehole of pump
head, turn fitting screw with washer into the threading of the
pump head and finger-tighten it.
Figure 8-7:
Injector unit
Figure 8-8:
Manufacturing the
tubing connection
