Issue 1
IR-550/ED-7-KIT
Manual Issue 1
Page 31 of 32
WIRING DIAGRAM FOR
IR-550-MK3-CE-MINUS
Fault finding:
Check fuses if the
ED-7-001-550
controller:
Fails to switch on.
0 volts at the connection at rear of IEC / FILTER.
Reference page 24 electrical drawing
ED-7-001-550
controller switches on and lamp fails to operate when foot pedal is
operated.
Check lamp ref:5.4
Check operation of foot pedal at J3 (page 24) for volts /Ohms. Switch normally open.
Visual damage or broken cable on foot pedal.
Check Solid state relay operation RL1 page 24.
* 2 X 4 AT FUSES