HELiOS Portables Technical Service Manual • PN 20562190 Rev E
21
HELiOS P
or
tables
Maintenance
X
Schedule A (Biennial) Maintenance Checklist
Unit Serial Number:
Step 10 Year Service Life
Year 2
Year 4
Year 6
Year 8
Year 10
1
LOX Purged From Reservoir (Repair Procedure RP3) Performed or Verified By/Date
2
Inpection for Damaged/Missing Parts
Performed or Verified By/Date
3
Contents Indicator Reads Empty and Spring Scale Moves
Freely
Performed or Verified By/Date
4
Remove Cover (Repair Procedure RP4) Performed or Verified By/Date
5
Perform Liquid Leak Detector Test (Repair Procedure
RP2)
Performed or Verified By/Date
6
Perform PRV Test (Repair Procedure RP7)
Performed or Verified By/Date
PRV Crack Pressure
PRV Reseat Pressure
7
Perform SRV Test (Repair Procedure RP8)
Performed or Verified By/Date
SRV Crack Pressure
SRV Reseat Pressure
8
Liquid Contents/Level Indicator Test (Repair Procedure
RP6)
Performed or Verified By/Date
Contents Indicator Window Shows No Green When
Empty And Completely Green When Full
9
Pressure Retention Test (Repair Procedure RP12)
Performed or Verified By/Date
Internal Pressure after 10 Minutes
Internal Pressure after 60 Minutes
10
Replace Case (Repair Procedure RP5)
Performed or Verified By/Date
11
Flow Rate Test (Repair Procedure RP19)
(C=continuous; D=demand)
Performed or Verified By/Date
H300
H850
Flow Rate at:
OFF
Off
Flow Rate at:
0.12 (C)
1.0 (C)
Flow Rate at:
0.25 (C)
2.0 (C)
Flow Rate at:
0.5 (C)
3.0 (C)
Flow Rate at:
0.75 (C)
4.0 (C)
Flow Rate at:
1.0 (D)
5.0 (C)
Flow Rate at:
1.5 (D)
6.0 (C)
Flow Rate at:
2.0 (D)
1.5 (D)
Flow Rate at:
2.5 (D)
2.0 (D)
Flow Rate at:
3.0 (D)
2.5 (D)
Flow Rate at:
3.5 (D)
3.0 (D)
Flow Rate at:
4.0 (D)
4.0 (D)
12
Inspect for Cold or Sweaty condition/ Excessive Venting
from RV
Performed or Verified By/Date
13
Perform NER Test (Repair Procedure RP22)
Performed or Verified By/Date
NER Results
14
Empty Contents from Portable (Repair Procedure RP3)
Performed or Verified By/Date
15
Clean and/or Disenfect Outside of Unit
Performed or Verified By/Date
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