rationalcodes
CPC Service Reference
A
Key Code CPC
a:
Empty steam generator
B
C
1
8
X4
12
+
X3
X9
-
1
1
1
8
F8
2
12
2A
3
X2
X8
1
Setting time, language, °C -°F, CleanJet
Switch unit on
Press key 1 and 2 until display changes to 24:00 or AM/PM
Select time format with central dial
Press key 1 - display changes to language
Select language with central dial
Press key 1 - display changes to °C-°F
Select temperature format with central dial
Press key 1 - display changes to CleanJet options
Select CleanJet setting with central dial
Confirm changes with key 5
c:
X10
12
Close water tap
Close cabinet door and press steam key (B)
Press key 1 and select 31°C (88°F)
Open cabinet door
Press key B until steam generator is empty
b:
20
1
1
1
X5
F9
12
4
1
5
X6
2A
X1.2
RS
232
X1.3
DATA
8
Select diagnostic program
Switch unit on
Select any mode (B or C)
Press key 1, 3 and 4 until „Version“ is shown in window 4
Select position with central dial
press key 5 to show corresponding values
Diagnostic mode CPC
Cabinet display
Time display
Y1 FILLING
Running time in minutes
Temperature B2
Y2 QUENCH
Running time in minutes
Temperature B3
3 MOISTUR
Running time in minutes
Temp B4
Temperature B4
M4 / Y1 SC
Running time in minutes
Temp B5
Temperature B5
X8-1/2
open - Electric unit
short - Gas unit
Switch unit on
Press key 3, 4 and 5 and switch off simultaneously
Wait at least 4 seconds before switching on again.
Temp B6
IQT
X8-3/4
open - EB50-small motor,
1 CleanJet Arm
short - EB100-big motor,
2 CleanJet arms
Total Reset 2 (memory reset, all cooking programs + SRAM are erased)
Temp B7
IQT
X8-8/9
free
Switch unit on
Activate program lock (see below)
Press key A, B and C and switch off simultaneously
Wait at least 4 seconds before switching on again.
NOTE: Humidity calibration must be performed!
Temp B8
IQT
OPTINPUT
free
Temp B9
IQT
RPM
Index CD:
61, 101, 201-1450rpm
102,202 - 1740rpm
Temp B10
d:
Cabinet
display
Version
IQT
ST Mode
steam mode in hrs
Select position 43 of diagnostic program (procedure see above)
Press key 5 until „0:00“ is shown in window 2. Keep key 5 pressed and select
11:11 with central dial (form software version XS5.xx also 1:11 posible)
Release key 5 and press once again
STEAM 1 is displayed in window 4, select position with central dial;
To activate press key 5;
To quit from function test press key 1,3 and 4
e:
f:
g:
Software version
Temp B1
Select function test
Time display
Temperature B1
Actual Temperature
(5537 = defekt)
Temp B1
Temp B1
Total Reset 1 (all cooking programs are erased)
Activate program lock
Temp PCB
max 75°C (167°F)
HA Mode
hot air mode in hrs
S3
door contact 1= closed
Combi Mode
combi mode in hrs
S2
water level 1= ok
Clean Prog
CLEAN (99) mode in hrs
P1
pressure sensor
Offset: ca 0,5V
Hot air 60°C: ca 3V
Combi 160°C: ca 1,5V
Lamps
Function test all LED
Clima
humidity in %
AC-Prog
CleanJet:
window 1 - Progr. interrupt
window 2Number of CJ programs and
run time in hrs
Clima FA
Standard: 00
P1, B4, Hall-Sensor
Calibrate
Start humidity calibration
(refer to key code #g)
M3
humidity motor
Type
Select unit type by key 1 and
confirm by key 5
HA-HEAT
1=Hot air 50%
2=Hot air 100%
Volume
5: CleanJet error; rinse program was started 3x without completion
6: Detection of cleanJet arms not working
Remedy: Close cabinet door, press keys 1,2 and 3 simultaneously
Nominal and descaling volume
steam generator;
press key 1 and 5 after manual
descaling for reference
measuring;
ST-HEAT
1=Steam 50%
2=Steam 100%
Limescale
CDS no. of pulses /liter - 1060
Abort
SC-AUTO
Standard:
60min steam time
S/N
set index after total reset
CB - with IQT from 02-99
CC - CleanJet from 03-00
CD - Motor control
SC-LENGTH
Standard: 45 Sek
FuncTest
Start Function test
(refer to key code #d)
Switch unit on
Open door and select any mode (B or C)
Press key 4 - Delta Off is displayed
Press key 5 and enter Password „Rational“
( _ go to next character with key 2)
Switch from „Lock off“ to „Lock on“ with key 1 and confirm with key 5.
h:
Humidity calibration (to be performed after: Changing Eprom, Total reset 2,
fan wheel, air baffle, installation, changing P1-B4-M1)
Software up to XS4_xx: cabinet must be below 40°C (104°F) (Index CA)
Software from XS5_xx: abinet must be above 105°C (221°F) (from Index CB)
In Diagnostic mode (see above) select Position 38 x-kalibr or Calibrate
Press key 1 and 5 and close door
i:
Service 1
Pump steam generator not functional (blocked, electrical fault etc)
j:
Service 3, 4
IQT Sensor defectice
k:
l:
Service 5, 6
(only up to software version XS 5_03)
To bring back unit to operator mode:
Insert CleanJet Arm, press key 1, 2 and 3 until display changes to „X-1-**“
Now press key 4 until display shows „CleanJet active“
m:
Calccheck 1 - 4
1 - Check valve above team generator is leaking water during filling;
2, 3, 4 - not enough or no pulses from CDS Sensor;
check sensor for scale deposits, check wiring;
Edition: 04-2007
1
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Error code
CD / CM Service Referenz
(CPC Linie)
Temperature B1
Actual temp. B1
Temperature B2
Actual temp. B2
c4
Temperature B3
Actual temp. B3
c5
Temperature B4
Actual temp. B4
c6
Temperature B5
Actual temp. B5
c7 - c11
no info
c12
Temperatur PCB max
Actual temperature PCB
c13
Türkontakt S3
no. of door openings
c14
Solenoid Y1 Filling,
0=off; 1=on
0=no water at level electrode;
1= water at level electrode;
c15 - c18
no info
c19
Hot Air heating
0=off; 1=50%; 2=100%
Gas: 1=100%
c20
Steam heating
0=off; 1=50%; 2=100%
Gas: 1=100%
c21
Time since last SC-Automatic
c22
Run time SC-Automatic in seconds
c23
Run time Y1 filling
Key code CD /CM (CPC Line)
c24
Run time Y2 quenching
Empty steam generator CD
c25
Run time Y3 moistening
Close water tap
Cool cabinet below 70°C (158°F)
Switch unit off
Place magnet 2 seconds across „Cool Down“ symbol
Select „Steam“ mode
c26
Run time M4 SC-pump
c27
1= type 61-101-201; 2=type 102-202 (control fan motor)
c28
Gas; Ele(ctric)
Empty steam generator CM
c29 - c31
no info
Close water tap
Close cabinet door
Select hot air
Set cabinet temperature to 32°C (90°F)
Open cabinet door
Switch over to Steam mode
c32
Run time steam (hrs)
c33
Run time hot air (hrs)
c34
Run time combi (hrs)
c35
Run time Clean mode (hrs)
c36
Activating all Displays
c37 - 39
no info
c40
entry position for function test (pls refer to key code list)
c1
Select Diagnostic Program CM
Select any mode
Press program arrow and start key for 4 seconds until „c1“ is displayed,
Release program arrow and start key
Select desired position (c1 - c40) with program arrow key
Press Start key to read information
d:
Software Version (C1_06 actual)
c - continuous running
t - pulsing
Function test
Select Function Test CM
Warning: Safety elements are bypassed
Select last position (c40) in diagnostic program (see above);
Hold „Start“ key pressed until time display appears without .dot and set „111“
with timer dial;
Release start key and press once again
Display changes to „C1“ - other positions can be selected with program
arrow key
Activate position with „Start“ key;
To quit Function Test press program arrow and start key or switch unit off
Time display
Actor
C1
S2=1: water level ok
Steam 50% (Gas=100%)
C2
S2=1: water level ok
Steam 100% (Gas=frei)
Hot air 100% (Gas=frei)
Total Reset
C5
Fan motor direction 1
C6
Fan motor direction 2
C7
Steam burner on
C8
Hot air burner on
Changing °C - °F
C9
cabinet light on
C10
Solenoid Y2 (quenching)
Changing quenching temperature
C13
Select cooking mode where you intend to change the quenching temperature
Press cabinet temperature and core probe key for 10 sec. until set
temperature is indicated.
Keep cabinet temperature and core probe keys pressed, turn core probe
dial to zero before changing display to the desired quenching temperature
(50-120°C)
g:
C4
Select any mode
Open cabinet door
Press cabinet temperature and Cool Down key until display changes
from °C to °F
f:
Hot air 50%
Select any mode
Press keys: program arrow, program start and cabinet temperature and
Switch unit off at the same time;
Wait at least 4 seconds befoe switching on again;
e:
C3
C14
SC-pump
C15-16
free
C11
free
C12
Solenoid Y3 (moistening)
1/0 - water at level electrode
Solenoid Y1 (filling)
2
Buzzer
C18-20
Relais on pcb
C21
Edition: 04-2007
C17
Show mode
www.service.rational-ag.com
80.51.043 Edition:04/2007
c:
Core probe display
c3
b:
Time display
c2
a:
Cabinet
display
SCC Service Reference
1
2
1
HACCP
CleanJet
3
5 - activated
1
10:24
h:m
m:s
am/pm
24 h
c
2
2
08/22/03
Start time
Startzeit
°C / °F
22.08.03
3
3
CDS
english
deutsch
a
b
Prog
4
6
4
4
Settings
Einstellungen
5
7
8
Operating buttons
User settings (5)
1
Function key
6
Program Lock
Password: 12345; TTREU
2
Display SCC
Functions
7
Buzzer
Loudness and duration
duration setting since 01-07-09
3
HACCP Protocol
- Download
8
Active, when symbol is red
4
Service key
- de-scaling
- empty steam generator (with door open)
- Display type / software
- Download Diagnostic (since 01-07-09)
CleanJet
reminder
Enter Service level
set dip switch " 1 " on pcb to ON position
Service error code:
Service 10
SC-Pump without Function
Show Mode - switch off or on
Service 11
level electrode (Osmosis water) or check
valve above steam generator for leakage
ON
Service 12
CDS sensor no output signal
Service 13
change level electrode
press function key " a " followed by program key " b " and
SCC key " c " for 10 seconds until acoustic signal - Beep
and door handle in icon function key " a " shows in red
Service 14
Level electrode (Osmosis water)
OFF
Service 16
since 01-07-09,
flash new software version first
press function key " a " followed by program key " b " and
SCC key " c " for 10 seconds until acoustic signal - Beep
and door handle in icon function key " a " shows in blue
Service 17
external EEPROM faulty
Service 20
thermocouple B1 faulty
Service 21
micro switch clima control faulty
Gas-settings - values
Service 22
Service 23
Service 24
SSR hot air short circuit
Service 25
Dyn. pressure LPG
SSR steam short circuit
CleanJet water circulation faulty
- water doesn‘t hit fan wheel
- check pump, foreign bodies in water
pipe, racks / trolley must be inside cabinet
Service 26
Dyn. pressure natural gas
Service 28
Service 29
Service 30
core probe faulty
Service 32.X
ignition box faulty, change ignition box
0-top; 1-bottom; 2-both
Service 33.X
4x Reset without function,
change ignition box; 1-top; 2-bottom
Service 34.X
BUS signal error
1-I/O pcb, 2-motor bottom; 4-motor top;
8-ignition box top; 16-ignition box bottom
9,3% +/- 0,2% for type 61-201
9,4% +/- 0,2% for type 202
humidity control faulty
Service 31.X
9,4% +/- 0,2% for type 61-201
9,5% +/- 0,2% for type 202
CO2 max natural gas L
(G25)
pcb temperature too high
(above 85°C / 185°F); change air filter
11,1% +/- 0,2% for type 61-202
CO2 max natural gas H
(G20)
B5 in steam generator above 180°C
(356°F), de-scale steam generator
10,4% +/- 0,2% for type 61-202
CO2 max LPG
(G31) 3P
drain valve doesn‘t close,
CleanJet without function
18-25 mbar; 1,8-2,5 kPa
CO2 max LPG
(G30) 3BP
drain valve closed
Service 27
27-57 mbar; 2,7-5,7 kPa
Edition: 01-2006
Abort CleanJet
switch unit off and on again
Abort de-scaling program
before filling de-scaling liquid - use " BACK " arrow
after filling de-scaler into steam generator
- switch unit off and on again
- press ABORT key - remaining time will be adjusted automatically
- switch unit off and on again
- press ABORT key - time will be adjusted automatically 2x
- use steam mode for 15 min. and rinse interior cabinet
1
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Error code
Cabinet
display
OPEn
open water tap
CHnG
1
Time
display
H20
CM Service Reference
PoL
change polarity of mains supply
E1
E2
a:
select Cool Down with " 1 "
press key " 5 " for 10 sec.
„CLEn“ is shown in temperature display
press key " 4 " 1x;
b:
External EEPROM defective
mode switch defective
E12
1Co
1St
fan motor bottom Bus error (LED shows?)
fan motor bottom defective
E12
De-scaling program
2Co
2St
fan motor top Bus error (LED shows?)
fan motor top defective
E13
M4 SC-pump defective or blocked
E14
filling solenoid defective / sieve blocked
E15
pcb temp. above & gt; 85°C (185°F),
change air filter
E16
B5 steam generator sensor above
180°C (356°F), de-scale steam generator
E17
B5 steam gen. sensor below -5°C (23°F)
E18
B1 cab. sensor above 340°C (640°F)
(SSR?)
empty steam generator
select Cool Down with " 1 "
press key " 5 " for 10 sec.
„CLEn“ is shown in temperature display
select " SC“ with " 6 "
press key " 4 " 1x;
d:
potentiometer time / core probe defective
E11
select Cool Down with " 1 "
press key " 5 " for 10 sec.
„CLEn“ is shown in temperature display
select " CALC“ with " 6 "
press key " 4 " 1x;
c:
potentiometer cabinet temp. defective
E10
Cleaning program
Thermo sensor on pcb defective
E9
Key code CM (SCC line)
B5 steam generator sensor defective
E8
6
B3 core probe sensor defective
E7
5
B2 quenching sensor defective
E6
4
B1 cabinet sensor defective
E5
3
heating blocked by energy optimising
E3
E4
2
External EEPROM data error
select °C - °F
E20
1
2
Ignition box top bus error
Ignition box top bus error
E21
1xx
2xx
3xx
1xx - Steam,
2xx - Hot air top
3xx - Hot air bottom
Ignition box defective - change box
E22
select any cooking mode
press key " 4 " and " 5 " for 10 seconds
1xx
2xx
3xx
1xx - Steam,
2xx - Hot air top
3xx - Hot air bottom
Ignition electrode, Ignition box, cable
Enter Service level (Diagnostic, Settings, Running times)
Set dip switch 1 on pcb to " 1 " position
Enter function test
Set dip switch 3 on pcb to " 1 " position
E24
Diagnostic program
flash new software first
CPC - Help
dP1
Software version
dP2
B1 cabinet sensor
dP3
B3 core probe sensor
dP4
B2 quenching sensor
dP5
B5 sensor steam generator
dP6
PCB temperature
must be below 75°C (167°F)
dP7
S3 door contact
o - open; 1 - closed
dP8
S2 level electrode
0 - no water; 1 - ok
dP9
steam element energised
0 ; 1=50%; 2=100%
dP10
hot air element energised
0 ; 1=50%; 2=100%
dP11
rpm fan motor top
dP12
rpm fan motor botttom
dP13
Sicotronic energy optimising
a
b
c
1
2
3
4
5
press key " 3 " + " 4 " + " 5 " and
switch off at the same time
(erases all customer programs)
Total reset 2:
(memory reset)
activate Program lock first;
press key " a " + " b " + " c "
and switch off at the same time;
(erases all customer programs)
humidity calibration is needed
Diagnostic mode:
select any mode; press 4 sec. keys: " 1 " + " 3 " + " 4 "
Function test:
select last position in diagnostic mode,
press key " 5 " and select at same time 11:11 in
time display, release key " 5 " and press it again
Abort CleanJet
insert CleanJet arm , press keys: " 1 " + " 2 " + " 3 "
until display: X-*-* shows; press key " 4 " 10 seconds unitl display " CleanJet Aktive "
dP14
dP15
Total reset1:
Service 1
insert CJ arm, open and close door; press keys
" 1 " + " 2 " + " 4 "
dP16
Gas - Flame current steam
dP17
Gas - Flame current hot air top
normal: 4,5 - 5,5µA
Calccheck1
check level electrode and water leakage
dP18
Gas - Flame current hot air bottom
normal: 4,5 - 5,5µA
Calccheck 2,3,4
check level electrode, CDS sensor, CDS relais
Edition: 01-2006
normal: 4,5 - 5,5µA
Steam generator pump without function / blocked
Service 5, 6
Unit type and size
2
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