Performing Sample Path And Case Leak Checks - Thermo Scientific 3600 PDM Manual

Maintenance and Calibration

Performing Sample Path and Case Leak Checks

Performing Sample
Path and Case
Leak Checks
To perform a case leak check:
5-24 PDM 3600 Instruction Manual
Periodically, or if the front cover has been removed for maintenance,
perform a case leak check on the PDM unit. Tool/materials needed for this
procedure include the case leak check suction cup and sample line plug.
WARNING Whenever the PDM case is opened for maintenance, you must
perform a case leak check after reassembling the case. ▲
1. Disconnect the sample line from the cap lamp.
2. Connect the PDM unit to its charger and start the WinPDM software.
3. When in the PDM - COM1 screen, select the "Flow Calibrations"
button to display the Leak Check Routines screen
Figure 5–36. Calibration/audit screen
(Figure 5–36).
Thermo Fisher Scientific