GE Healthcare · MR
The Remote Alarm Box on a HFO Open Speed system is alarming.
Symptom
The Remote Alarm Box on a HFO Open Speed system is alarming. The helium level and vessel pressure is within alarm limits but the remote alarm box is alarming.
Applies to
- Product
- Magnet HFO. Software Version Concept should NOT be selected for Magnet Products Serial # (Txxx) Field strength: 0.7 T He Vessel Pressure >0.9 psig but <6.25 psig Shield Temp for Cryo-cooler coldhead < 40 K Temp for Shield-cooler Coldhead < 35 K Cryocooler 2nd stage Temp > 3.8K but < 4.5K Recondenser Temp > 4.2K but < 4.6K Delta Temp (Coldhead - Recondensor) < 0 but < 0.3K Min. LHe Fill Level 75% of total vessel Min. LHe Ramp Level 100% Helium Volume 340 Liters Burst Disk 2253802-2 Baffle Assy 2226764
- Component
- 2263159 Cable run 916. Monitor Sensor I/F to Penetration Panel and Remote Alarm Box. This part is not a FRU. Next higher assembly is 2265809 HFO MAGNET MONITOR CABLE KIT This part is not a FRU. Next higher assembly is 2265809 HFO MAGNET MONITOR CABLE KIT
- Area
- MR
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