SECTION 5—OPERATING INSTRUCTIONS
Perfecto
2
™
Series 20 Part No 1143482
Initial Startup of the Concentrator
NOTE: Concentrator may be used during the initial start warm-up
time (approximately 30 min.) while waiting for the O
2
purity to
reach maximum.
Front Panel Indicators - Units without
SensO
2
NOTE: For this procedure, refer to FIGURE 5.7.
FIGURE 5.7 Front Panel Indicators - Units without SensO2
LABEL
SYMBOL
O
2
PURITY INDICATOR LIGHTS (LED)
SYSTEM OKAY
O
2
over 85%
GREEN Indicator Light
O
2
Between 73% to 85% YELLOW Indicator light
A. YELLOW Solid
B. YELLOW Flashing Sensor
Failure
Call a qualified technician. Have a
back-up supply of oxygen ready.
SYSTEM FAILURE
O
2
Below 73%
RED Indicator Light
Continuous Audible Alarm
Sieve-GARD™ Compressor Shut-
down. Call a qualified technician.
Switch to a back-up supply of oxy-
gen immediately.