Micromeritics ASAP 2460 Operator's Manual page 320

Appendix B
Action:
6250- Matching of Sample port transducer failed. Analysis Canceled.
Cause:
Action:
6251- Matching of Psat port transducer failed. Analysis Canceled.
Cause:
Action:
6264- Krypton gas is not condensing in sample port 6 (pressure).
Cause A:
Action A:
Action B:
Cause B:
Action B:
B-40
Contact your service representative.
The transducer did not respond correctly.
Contact your service representative.
The transducer did not respond correctly.
Contact your service representative.
The krypton gas may be contaminated.
Evacuate the krypton gas inlet line.
Manually verify the saturation pressure of the krypton gas:
1. Evacuate station 6 with an empty tube.
2. Backfill with krypton gas to 20 mmHg.
3. Raise the Dewar in Station 6.
These steps should condense your krypton to a pressure below 3
mmHg.
The Dewar on sample port 6 does not contain enough cryogen.
Refill the Dewar.
ASAP 2460 Operator's Manual
246-42800-01 - Dec 2013