Rational SCC Series

160
Trouble shooting SCC
Edition 10-2008a
Service 40 (Care Pump)
Care Pumpe defective respectively does not pump enough care solution
into steam generator
Display Service 40
NO
YES
YES
Operate Care Pumpe in
function test 10.1
Check 230V at plug
from I/O PCB to care pump.
Reset error by starting Cleanjet
program; Wait 5 min. Swtich unit
OFF and ON and start cleanjet
abort program
Change Care pump
NO
Check Voltage input
at I/O pcb X21
YES
Check voltage on auxilliary
contact K1
NO
Logic error;
Check plugs and cables or chan-
ge I/O pcb
YES
Check if hose from care pump
is not cinqued.