7 Troubleshooting; Troubleshooting Electrical System - Invacare Rea Azalea Assist Service Manual

7 Troubleshooting
7.1 Troubleshooting electrical system
WARNING!
Risk of personal injury and damage to the product.
— The wheelchair must be unplugged from the main power source before opening or repairing electrical parts.
Mains indicator does not light up
Mains indicator lights up, but the motor is not running. The
relay in the control unit makes a clicking noise
Mains indicator lights up, but the motor is not running. No relay
sound is heard f rom the control unit
Control unit is in order except for one direction on one channel
Motor is running, but the piston rod does not move
The motor cannot lift full load
Motor noise, but no movement of piston rod
Piston rod operates inwards and not o utwards
35
Symptom Possible cause
Mains are not connected
Fuse in the control unit is
blown
Control unit is defective
Motor plug is not fully inserted
into the control unit
The motor is defective
Motor cable is damaged
Control unit is defective
Control unit is defective
Hand control is defective
Control unit is defective
Hand control is defective
Motor is damaged
7 Troubleshooting
Remedy
Connect mains
Replace the control unit
Replace the control unit
Insert the motor plug properly
into the control unit
Replace the motor
Replace the cable
Replace the control unit
Replace the control unit
Replace the hand control
Replace the control unit
Replace the hand control
Replace the motor
1580313-K