Advanced Instruments 4D3 - Cryoscope Well Cleaning

The Advanced
®
3D3/4D3 Service Manual
40
16. Add a new bottle of heat transfer fluid
and prime the pump. The instrument is
ready for testing.
Cryoscope Well Cleaning
1. Turn off the power and unplug the instru-
ment. Remove the heat transfer fluid from
the front cover.
2. Follow steps 2-6 from the Osmometer
Well Cleaning instruction (previous
page).
3. Remove the spring from the well and set
aside, to be replaced after cleaning.
Note the orientation of the spring as you
remove it from the well, wide-end down.
4. Follow steps 9-14 from the Osmometer
Well Cleaning instruction.
5. Replace the spring (wide-end down) into
the well and reassemble the instrument by
reversing steps 2-6 from the Osmometer
Well Cleaning instruction.
6. Add a new bottle of heat transfer fluid
and prime the pump. The instrument is
ready for testing.