HELiOS Portables Technical Service Manual • PN 20562190 Rev E
23
HELiOS P
or
tables
Maintenance
X
Schedule B (Continuous Pre and Post Fill Inspection) Maintenance Checklist
Unit Serial Number:
Pre Fill Visual Inspection
1
Cracking, Discoloration or Warping
Verified By/Date
2
QDV Deformation
Verified By/Date
3
Liquid Contents/Level Indicator Functionality
Verified By/Date
4
Cryogenic Reservoir Damage (Dents,Dings)
Verified By/Date
5
Visible Dirt or Contamination
Verified By/Date
6
Presence of All Required Labels
Verified By/Date
7
If LOX is present in Unit, Inspect for Heavy Frost or Condnesation on
the Exterior of the Unit
Verified By/Date
8
Vent Valve Functionality Ensuring that All Parts are Present and the
Valve Functions as it Should
Verified By/Date
9
FCV knob moves smoothly and encounters a detent at each setting.
Verified By/Date
Post Fill Visual Inspection
1
QDV Poppet is Closed and Not Leaking
Verified By/Date
2
Vent Valve is Not Leaking
Verified By/Date
3
No Heavy Frost or Condensation is Present on the Exterior of the Unit Verified By/Date
4
Liquid Level Contents/Indicator Reads the Accurate Amount
Verified By/Date
