General Troubleshooting - GE 9100c Technical Reference Manual

9100c

7.1 General Troubleshooting

WARNING
Problem
High Pressure Leak
Low Pressure Leak
(with vaporizer mounted)
Low Pressure Leak
(with or without vaporizer)
Bellows leak
7-2
M1207027
Reproduced from the electronic master in MATRIX
Objects in the breathing system can stop gas flow to the
patient. This can cause injury or death:
• Do not use a test plug that is small enough to fall into
the breathing system.
• Make sure that there are no test plugs or other objects
caught in the breathing system.
Possible Cause
Pipeline leak
O flush valve
2
Cylinder not installed properly
Cylinder gauges
Cylinder gaskets
Relief valves
Vaporizer not installed properly
Missing or damaged o-ring on
vaporizer manifold
Loose fill port
Leaking port valve on vaporizer
manifold
Leak at flowmeter head
Leaking relief valve on vaporizer
manifold
Leaking flush valve
Pop-off valve diaphragm not sealing
properly
Bellows mounting rim loose
Bellows improperly mounted or has a
hole or tear
004 MANUAL−DOC, Technical Reference Manual, Technical Reference Manual for 9100c, English
Action
Use a leak detector or Snoop to check for source of leak.
Repair or replace defective parts.
Use a leak detector or Snoop to check for source of leak.
Make sure tubing connections are tight.
Replace valve if defective.
Make sure cylinder is correctly aligned.
Verify that T-handles are tight.
Use a leak detector or Snoop to check for source of leak.
Replace gauge if defective.
Use a leak detector or Snoop to check for source of leak.
Replace gasket if defective.
Use a leak detector or Snoop to check for source of leak.
Replace valve if defective.
Reseat vaporizer if not installed properly.
Check condition of o-ring.
Replace if missing or damaged.
Check fill port. Tighten if loose.
Use the Vaporizer Manifold Valve Tester to check for leak.
See Section 9.10 for instructions.
If test fails, tighten, repair, or replace as needed.
If vaporizer manifold passed previous tests:
Remove tubing from input side of head and occlude the
ports.
Perform leak test. If test fails, replace flowmeter assembly.
Note: An alternate method is to pressurize the system and
use a leak detector or Snoop to check for source of leak.
Remove relief valve.
Occlude opening.
Perform leak test.
If test passes, replace valve.
Attach pressure measuring device on common gas outlet.
Replace valve if device shows increased pressure.
Disassemble pop-off valve; inspect and clean seats; reseat;
reassemble.
Remove rim and pop-off valve diaphragm; reseat
diaphragm; snap rim into place.
Check that only the last bellows convolution is mounted to
the rim and that the ring roll is in the groove under the rim.
Inspect the bellows for damage; replace.
M1207026