Service 41 (Y3) - Rational SCC Series Training Manual

Solenoid valve Y3 defective of moistening nozzle blocked;
First time display: Descale moistening nozzle, Second time display: Servcie 41
Display Service 41
Moistening nozzle blocked
NO
Operate Solenoid valve
Y3 in function test 10
YES
In function test 10
check voltage 230V
at coil solenoid valve Y3
YES
Solenoid valve opens
NO
Change triple solenoid
50.01,.050
Reset error by starting Cleanjet
program; Wait 5 min. Swtich unit
OFF and ON and start cleanjet
abort program

Service 41 (Y3)

CDS does not send any pulses;
YES
Descale nozzle
Check Voltage input
at I/O pcb X21
NO
NO
Check voltage on auxilliary
contact K1
YES
Check CDS sensor
Edition 10-2008a
Trouble shooting SCC
YES
Check plugs and cables or
change I/O pcb
Logic error;
161