Section 4-Troubleshooting - Invacare Platinum IRC5LXO2AW Service Manual

SECTION 4—TROUBLESHOOTING
SECTION 4—TROUBLESHOOTING
SYMPTOM
Normal Operation
Internal Status Indicators:
RED: Off
GREEN: Off
Unit plugged in, power switch on.
Single beep on start up.
Power Loss
Internal Status Indicators:
RED: Off
GREEN: Off
Unit unplugged, power switch on,
alarm off.
Power Loss
Internal Status Indicators:
RED: Off
GREEN: Off
Unit plugged in, power switch, alarm
off, battery Free circuit drained.
Internal Power
Loss SensO
2
Internal Status Indicators:
RED: Off
GREEN: Off
Alarm may or may not be on.
Control Panel Indicators:
RED: Off
YELLOW: Off
GREEN: Off
Fan operates, Compressor not
operating.
Platinum Oxygen
®
PROBABLE CAUSE
No Problems
No Problems
No power at outlet
Power cord:
a. Frayed
b. Broken or damaged spade
c. Spade connector from power
cord loose or disconnected
(inside back of unit)
On/Off switch
(I /O)
a. Disconnected wire
b. Faulty switch
Circuit breaker tripped
P.C. board
a. P.C. board damaged
b. Loose or damaged connector
Transformer assembly
a. Faulty
b. Connector loose or
disconnected
c. Faulty wiring
P.C. board faulty
20
SOLUTION
System Okay
Battery Free Circuit drained. Plug in cord and turn
power switch ON ( ) to recharge.
Check electrical outlet with a table lamp or
voltmeter set on the appropriate 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.
a. Reattach cord.
b. Replace power cord connectors on plug.
c. Reattach connector.
Check all electrical connections to the On/Off
switch for any disconnected wires.
(I /O)
If the concentrator does not come on at all and
wiring is intact, color code and remove wires one
at a time. Remove and replace with new one.
Transfer wires from old switch to new switch one
at a time to the matching contact.
Reset breaker
NOTE: Breaker may trip to safeguard concentrator
during a power surge.
If breaker trips IMMEDIATELY, there is a probable
short in the unit. Check for pinched or charred
wires. If the breaker does not trip, run unit for
approximately two hours. The circuit breaker
should be less than ten ohms. If breaker trips again,
there is an internal problem.
a. Replace P.C. Board. Refer to Replacing P.C.
Board on page 54.
b. Repair or replace connector. Refer to
Replacing P.C. Board on page 54.
a. Replace. Refer to Replacing Transformer
Assembly on page 56.
b. Reattach connector.
c. Replace transformer assembly. Refer to
Replacing Transformer Assembly on
page 56.
Replace P.C. board. Refer to Replacing P.C. Board
on page 54.
Part No 1118396