Companion 1000/T Liquid Oxygen System Technical Manual
4-2
Troubleshooting
B-701964-00 Rev. C
Unit will not
maintain
acceptable
operating
pressure when
in use
Unit contains unsaturated
liquid
Allow liquid to saturate at 22 psig
(152 kPa). May require as long as 30
minutes at no flow.
Gas leak
Locate leak; repair as needed.
Primary relief valve
Conduct primary relief valve test and
replace valve if necessary.
Unable to
start fill or
excessive fill
time
Companion 1000/T not
properly engaged on
Stationary
Make certain that the Companion
1000/T is completely engaged.
Stationary is empty
Change or refill the Stationary.
Companion 1000/T vent valve
not fully open
Verify vent valve lever adjustment
allows valve to open completely.
Stationary liquid supply is
undersaturated
Perform “Resaturating Liquid
Oxygen” procedure described in
Companion Stationary Technical
Manual.
Vent valve extension tube
blocked with debris or
misaligned
Refer to section 5.9, Vent Valve.
Remove vent valve extension tube
and blow out tube with compressed
gas. Reassemble, ensuring proper
alignment of the vent tube and side
cover clearance hole.
Excessive
venting after
fill
Partial or complete loss of
vacuum
Conduct NER test and contact
#!)2%)NCIF.%2TESTFAILS
Liquid leakage
from coupled
fill connectors
during fill
Companion 1000/T fill
connector lip seal worn or
damaged
Replace Companion 1000/T fill
connector lip seal.
Liquid or
excessive gas
leakage at the
fill connector
poppet
Ice crystal preventing proper
closure of poppet
Engage and disengage mating fill
connectors several times to dislodge
ice crystal.
Dirty or damaged poppet
Replace female fill connector
assembly.
Unable to
disconnect
Companion
1000/T after
fill
Fill connectors frozen
together due to presence of
moisture
Allow unit to sit until connections
warm enough to disconnect. (Fill
connectors should be dried with lint-
free cloth before filling.)
SYMPTOM
PROBABLE CAUSE
ACTION
Содержание COMPANION 1000
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Страница 73: ...2EV 6 1 Section 6 PARTS LISTS AND ILLUSTRATIONS...
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Страница 86: ...20 2 Inc All rights reserved B 701964 00 Rev 6 RG MVTSVX RHYWXVMEP V 7XI EPP VSYRH USA Toll Free 1 800 Rx ONLY...