January 2001
5K - 13
Functions - Power Supply and Control
Service Manual Cafitesse 500
January 2001
5K - 12
Functions - Power Supply and Control
Service Manual Cafitesse 500
K.3 Functional Descriptions
K.3.1 Schematic Illustration of the Cable Harnesses
1
12
13
14
15
16
17
18
19
20
21
22
2
3
4
5
6
7
8
9
10
11
P13-1 rd
P13-2 gr
P13-3 wh
P13-4 ye
P6-1 rd
P6-2 bk
P6-3 rd
P6-4 bk
P10-3 or
P10-2 wh
P10-3 or
P20-3 bl
P20-4 gr
P18-5 or
P18-6 bk
P18-7 bl
P1-1 rd
P1-2 bk
P10-6 ye
P10-5 or
P10-4 gr
EMPTY-LEFT-RED
HEATING CONTACTOR
WHIPPER
RIGHT
EMPTY-RIGHT-RED
LED ON-OFF GREEN
1
1
1
2
2
2
WHIPPER
LEFT
1
12
13
14
15
16
17
18
19
20
21
22
2
3
4
5
6
7
8
9
10
11
POSITION
AUT
O-DIAPHRAGM
1
2
3
4
5
1
1
2
2
3
3
4
4
5
5
6
6
M
M
P20-3 bl
P20-4 gr
P18-5 or
P18-6 bk
P18-7 bl
P1-1 rd
P1-2 bk
P10-6 ye
P10-5 or
P10-4 gr
P13-1 rd
P13-2 gr
P13-3 wh
P13-4 ye
P6-1 rd
P6-2 bk
P6-3 rd
P6-4 bk
P10-3 or
P10-2 wh
P10-3 or
CONNECT FOR WATERPUMP
WATER INLET
ICE INLET
P13-5 ye
wh
P13-2 gr
P1-1 rd
P1-1 rd
P1-2 bk
P1-2 bk
A
B
1
13
14
15
16
17
18
19
20
21
22
23
24
2
3
4
5
6
7
8
9
10
11
12
P14-1B bk
P14-2B br
P14-1A bk
P14-2A br
P15-1B or
P15-2B bl
P15-3B gr
P15-4B br
P15-1A or
P15-2A bl
P15-3A gr
P15-4A br
I2C-1 or
I2C-2 bk
I2C-3 bl
I2C-4 gr
P18-2 rd
P18-4 bk
P12-2 br
P12-3 gr
P12-4 bl
P12-5 gr
P12-6 br
P12-7 gr
6
3
4
2
5
1
P12-1 pu
P12-8 bk
P5-2 bk
P5-1 rd
4
5
6
INTERCONNECTOR
1
3
2
1
13
14
15
16
17
18
19
20
21
22
23
24
2
3
4
5
6
7
8
9
10
11
12
VENTILA
T
O
R
M
1
2
M
VENTILA
T
O
R
1
2
2
1
2
1
2
1
2
1
2
1
R01
R02
R03
R04
+
SP
ARK SUPRESSION CIRCUIT
BOARD
6
5
4
3
2
1
2
1
2
1
M
B2 CONTROL
RIGHT
1
2
3
4
I2C-1 or
I2C-2 bk
I2C-3 bl
I2C-4 gr
P18-2 rd
P18-4 bk
P12-2 br
P12-3 gr
P12-4 bl
P12-5 gr
P12-6 br
P12-7 gr
P14-1 bk
P14-2 br
P14-1 bk
P14-2 br
P15-1 or
P15-2 bl
P15-3 gr
P15-4 br
P15-1 or
P15-2 bl
P15-3 gr
P15-4 br
B2 CONTROL
LEFT
B2-COIL RIGHT
B2-COIL LEFT
PELTIERTEMP
SENSOR
P12-1 pu
P12-8 bk
P5-2 bk
P5-1 rd
P12-1 pu
P12-3 gr
P12-2 br
P12-6 br
P12-7 gr
P12-8 bk
SERVICEPANEL
PUSHBUTTONPANEL
WATER-V.RIGHT
WATER-V.LEFT
HOT WATER-V.
GND
OUT
+5V
3
2
1
BOILERTEMP.
SENSOR
LOW LEVEL
SENSOR
7
6
5
4
3
2
1
14
13
12
11
10
9
8
SAFETY CONTACTOR
P2-1 rd
P2-2 wh
P2-4 gr
P2-6 ye
P2-11 or
P2-12 gr
P2-13 bl
1
1
2
2
P3-1 bk
P3-A rd
P3-C rd
P3-4 rd
P2-15 bl
P2-14 gr
P3-B rd
C
D
7
6
5
4
3
2
1
14
13
12
11
10
9
8
P2-1 rd
P2-2 wh
P2-4 gr
P2-6 ye
P2-11 or
P2-12 gr
P2-13 bl
P3-1 bk
P3-A rd
P3-A rd
P3-4 rd
P2-15 gr
P2-14 bl
6
7
2
3
4
8
P4-6 rd
P4-5 rd
P4-4 bl
P4-3 bl
P4-2 bl
P4-1 pu
5
1
HEATING CONTACTOR
SWITCHING POWER PACK
2E
2F
2G
1E
1F
1G
2G
2G
5
6
1
2
3
7
MOTOR F.AUTOMATIC
DIAPHRAGM
2C
2D
2D
2C
L1
L2
2B
2D
2C
6
6
5
5
4
4
3
3
2
2
1
1
HEA
TING ELEMENT
R=MIDDLE
S=LEFT
T=RIGHT
ST
30
BU30
1
2
3
4
6
7
8
9
10
11
5
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11
a
11
11
a
PE
2L
1L
HEA
TING
TURN SWITCH
MAINS VOLTAGE USA/CANADA
120V/208/240V
7
5
3
1
8
6
4
2
7
5
3
1
8
6
4
2
240V
240V
240V
2.2KW
2.9KW
3.3KW
1
0
8
42
6
1
0
8
4
6
2
2F
2F
2E
2E
2L
2L
2L
2L
2L
2G
2F
2E
1E
1G
1F
2L
2L
2L
1L
1L
1L
1L
1L
1L
1L
1L
1L
P4-6 rd
P4-5 rd
P4-4 bl
P4-3 bl
P4-2 bl
P4-1 pu
P4-1 pu
P4-2 bl
P4-3 bl
P4-4 bl
P4-5 rd
P4-6 rd
4
6
3
6
1
2
SAFETY CONTACTOR
1
2
2
1
3
C
D
A
B
4
8
red / rd = +24V
brown / br = +19,7V
purpurn / pu = +13,5V
orange / or = +5V
blue / bl = GND
white / wh = CONTROL OR SIGNAL
yellow / ye = CONTROL OR SIGNAL
black / bk = CONTROL OR SIGNAL
grey / gr = CONTROL OR SIGNAL
BU 24
BU 23
ST 24
ST 25
BU 25
ST 23
ST 21
BU 21
ST 22
BU 22
Cable harness (BU 21/22)
- Cable Harness Front Part
Cable harness (BU 23)
- Cable Harness Inlet Valves, Whippers, LEDs, Autodiaphragm
Cable harness (BU 24)
- Cable Harness Boiler
Cable harness (BU 25)
- Cable Harness Heating