Trouble-Shooting The Electrical System - Invacare Etude Medley Manual Del Usuario

14. Trouble-shooting the electrical system

Service and maintenance of the Etude must only be performed by personnel who have received the necessary
instruction or training. Please ensure that;
1) Mains power cord (or external power supply) is plugged in
2) Motor cables correctly fitted
3) There is no visual damage to the cables
4) Hand control is correctly mounted
5) ACP-box not in »Lock-position« (if fitted)
No motor sounds
Motor does
not run
Motor sounds
Sounds from
the relay
No relay sounds
Piston rod
does not move
24
Motor plug not
connected
Defective motor
Defective
control unit
Defective
hand control
Defective
ACP-Box
Defective motor