Rational SCC Series

163
Trouble shooting SCC
Edition 10-2008a
Service 43 (triple solenoid valve)
CDS Sensor sends permanent pulses during start of Care process
Display Service 43
YES
Deselect all modes
Water drains from unit
drain pipe?
Change triple solenoid
50.01,.050
YES
Display Service 44
Measure current draw in
function test 2
Current draw according
to spec?
In function test 2
check thermocouple B5 for
function
YES
Service 44 (Steam Heating)
No steam heating during Care Phase
NO
Check heating elements / SSR for
function
Reset error by starting Cleanjet
program; Wait 5 min. Swtich unit
OFF and ON and start cleanjet
abort program