AirSep MN134-1 B - Manual (Page 29)

MN134-1 rev B
02/14
24
Problem Probable Cause Solution
Cabinet fan does not turn.
Faulty electrical connections.
Faulty cabinet fan.
Check electrical connections.
Replace cabinet fan.
Limited or low flow
Restriction in humidifier/tubing.
Product regulator set too low.
Leak.
Reduced air intake (suction).
Faulty solenoid valve.
Restriction in product tank.
Faulty circuit board.
Weak compressor.
Replace humidifier or tubing.
Adjust regulator setting.
Leak test and repair leak.
Check compressor intake path for
obstruction. Clean/remove
obstruction.
Repair or replace solenoid valve.
Replace product tank.
Replace circuit board.
Check system pressure, and rebuild
or exchange compressor.
Low oxygen concentration Outlet pressure not set to 20 psig.
Leak.
Ambient or unit’s temperature is too
high. Unit operating above
temperature range specifications.
Obstructed air intake or exhaust.
Reduced air intake (suction).
Restriction in exhaust muffler.
Faulty solenoid valve.
Faulty circuit board.
Contaminated sieve beds.
Weak compressor.
Reset outlet pressure.
Leak test and repair leak.
Locate unit away from heating
source, providing adequate
ventilation on all sides. (Do not run
multiple units next to each other).
Replace cabinet fan.
Check compressor intake path for
obstruction. Clean/remove
obstruction.
Replace or clean exhaust muffler.
Repair or replace solenoid valve.
Replace circuit board.
Replace sieve beds.
Check system pressure, and rebuild
or replace compressor.