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116
T-305
11.2 CONTROLLED ATMOSPHERE (CA) SYSTEM MALFUNCTION -- CONTINUED
Pressure transducer reading
(Low)
Air compressor defective or leaking
Check
Compressor pressure regulating or relief valve leak
Check
CA system leak
Check
Dirty air intake filter element
Check
Oxygen solenoid valve (OSV) defective
Check
Membrane filter elements dirty
Check
Filter drain solenoid valves leaking
Check
Pressure transducer reading
(High)
Heater defective
Check
Nitrogen membrane separator defective
Check
CA piping clogged or kinked
Check
Inconsistent gas % reading
Incorrect calibration values
Calibrate
Cal gas calibration error
Calibrate
Fresh air makeup is open
Close
Leaky container box
Check
Leaky air solenoid valve (ASV)
Check
CO
2
level not in range
CO
2
bottle empty
Check
CO
2
pressure regulator closed or frozen
Check
Control solenoid valve defective (CSV)
Check
CO
2
sensor calibration error
Check
Leaky container box
Check
CO
2
line leak, clogged or kinked
Check
Gas sensors will not calibrate
CO
2
Cal gas (5%, 20%, OFF) Correct mixture is not se-
lected.
Check
Controlled Atmosphere system leak
Check
Summary of Contents for 69NT40-489-100 Series
Page 2: ......
Page 4: ......
Page 14: ...Safety 10 T 305...
Page 28: ...4 T 305...
Page 40: ...16 T 305...
Page 50: ...26 T 305 Figure 12 Standard Configuration Report...
Page 112: ...88 T 305...
Page 164: ...140 T 305...
Page 167: ...143 T 305 Based on drawings 62 10526 Rev and 62 10736 Rev Figure 90 Electrical Schematic CA...
Page 174: ...150 T 305...