Section 6-Troubleshooting; Troubleshooting: Electrical - Invacare BAR750 Owner's Operating And Maintenance Manual

SECTION 6—TROUBLESHOOTING
SECTION 6—TROUBLESHOOTING
Read all general guidelines, warnings and cautions before performing any
repair/maintenance on the bed. All repair and maintenance on the bed should be
performed by a qualified technician.

Troubleshooting: Electrical

SYMPTOM
Bed section does not
move.
Bed functions do not
operate.
Green power on light
does not illuminate.
Power cord is plugged in,
but no functions operate.
Bed Spring does not stop
moving.
One actuator does not
work.
Actuator will not funca-
tion properly. Or not at
all.
Battery will not charge.
Bed is not grounded.
BAR750
WARNING
PROBABLE CAUSE
End of stroke reached.
No power to unit.
Pendant not functioning.
Fuse or breaker blown.
Motors are not functioning.
Electrical power cord is not
properly plugged into the control
module.
Bad handset.
Bad control module.
Pendant
Bad control module.
Bad handset.
Bad actuator motor.
Defective wiring.
Defective actuator motor.
Defective battery.
Unit is not grounded between
power cord and frame or between
power cord and wall receptacle.
SOLUTIONS
Operate opposite button.
Ensure power cord is plugged into power
source.
Ensure Pendant correctly connected to
junction box under the bed.
Ensure Pendant cable is not entangled/pinched.
Check fuse/breaker box.
Call Invacare.
Check the power cord for breaks.
Handset needs to be replaced. Contact Invacare.
Control module needs to be replaced. Contact
Invacare.
Check for depressed/stuck buttons. If button is
stuck, call dealer for repair.
ISOLATE THE PROBLEM:
Interchange connections on control module so
that porblem actuator is plugged into an
actuator connection on the control module that
is working satisfactorily. If problem actuator
now operates "OK", but actuator that was
operating "OK" now has a problem, either the
control module or handset is faulty. Replace as
required.
Check wiring between control and actuator.
Reverse wires.
Replace actuator.
Replace battery.
Check ground (GREEN) wire between frame
and power cord.
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Part No 1143215