Download Model 5014i - User Manual

Servicing
Detector Assembly Replacement
Unhook Tubing from
Measurement Head
Unfasten Screws (4)
Unhook Tubing from
Rear Panel
Unhook Connector from
Measurement Interface
Board “Beta 1”
Figure 7–15. Replacing the Proportional Valve
Detector Assembly
Replacement
Use the following procedure to replace the detector assembly (Figure 7–
16).
Equipment Required:
Detector assembly
Hex driver, 4 mm
Safety glasses
WARNING The detector assembly should be replaced by a qualified
technician knowledgeable in dealing with radiation precautions. By
removing the detector assembly, the C-14 radioactive source is partially
exposed. Safety glassed must be worn during this replacement procedure.
The amount of C-14 meets the USNRC regulations as an exempt amount
of radioactive source <100 Ci. ▲
Thermo Fisher Scientific
Model 5014i Beta Instruction Manual
7-31