AirSep NewLife Elite Service Manual page 40

NewLife Elite Service Manual
®
6.3 Troubleshooting Chart
Problem
Compressor does not run.
Constant audio alarm with
ON/OFF power switch in ON
position.
Compressor runs with
intermittent alarm. Oxygen
concentration at 5 LPM is within
specifications.
Compressor shuts down
intermittently.
Compressor does not start.
ON/OFF power switch in ON
position, intermittent alarm, and
cabinet fan turns.
6-4
Probable Cause
No power to unit.
Unit circuit breaker tripped or
faulty.
Faulty electrical connections.
Defective circuit board.
Defective ON/OFF power switch.
Defective high or low pressure
switch.
Restricted air flow through unit.
Unit overheating due to improper
location.
Defective cabinet fan.
Defective high temperature
switch.
Extreme cold start.
Compressor thermally cut off due
to excessive heat. NOTE: It will
not restart unit until it cools down.
Defective capacitor.
Defective circuit board.
Faulty electrical connection for
compressor.
Defective high temperature
switch.
Solution
Check wall outlet for power.
Reset or replace circuit breaker.
Check electrical connections.
Check circuit board for two-light
rotation/replace circuit board.
Replace ON/OFF power switch.
Replace and retest pressure
switch.
Clean inlet filter, or remove
obstruction.
Locate unit away from heating
source, providing adequate
ventilation on all sides.
Replace cabinet fan.
Replace high temperature switch.
Allow unit to reach room
temperature.
Blocked air intake or defective
cabinet fan/clear obstruction, or
replace cabinet fan.
Replace capacitor.
Check circuit board for two-light
rotation/replace circuit board.
Check electrical connections for
compressor.
Replace high temperature switch.
AirSep
®
Corporation