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TROUBLESHOOTING GUIDE
T
R
SYMPTOM:
O
NORMAL OPERATION:
U
Internal Status Indicators:
B
RED: Off GREEN: Off
L
Unit plugged in, power switch on.
E
3 "beeps" on start up.
S
H
POWER LOSS:
O
Internal Status Indicators:
O
RED: Off GREEN: Off
T
Unit unplugged, power switch on,
I
alarm off.
N
G
POWER LOSS:
Internal Status Indicators:
RED: Off GREEN: Off
Unit plugged in, power switch on,
alarm off. "Battery Free
drained.
NOTE: REFER TO THE REPAIR/REPLACEMENT GUIDE IN THIS MANUAL FOR PROPER
TROUBLESHOOTING GUIDE
PROBABLE CAUSE:
No problems.
No problems.
1. No Power at outlet.
TM"
circuit
2. Power Cord.
a. Frayed.
b. Broken or damaged spade.
c. Spade connector from Power
Cord loose or disconnected
(inside back of unit).
3. On/Off switch.
a. Disconnected wire.
b. Faulty switch.
REPLACEMENT OR ADJUSTMENT PROCEDURES
System O.K.
"Battery Free
in cord and turn power switch ON to
recharge.
1. Check electrical outlet with a
2a.Replace cord.
2b.Replace power cord connectors
2c.Reattach connector.
3a.Check all electrical connections
3b.If the concentrator does not come
14
SOLUTION:
TM
" Circuit drained. Plug
table lamp or voltmeter set on
150-200 VAC scale. If outlet isn't
working, check protective device
in home's electrical panel or
consult an electrician. Also
ensure that unit is properly
plugged in. DO NOT use
extension cords. Move to another
outlet or circuit.
on plug.
to the On/Off switch for any
disconnected wires.
on at all and wiring is intact, color
code and remove wires one at a
time and clean the On/Off switch
with contact cleaner while turning
the switch on and off. Reinstall
switch and turn power on. If
switch still doesn't work, replace
switch. Transfer wires from old
switch to new switch one at a time
to the matching contact.
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