Automatic Air-Conditioning Fan Control - Webasto Thermo Top Evo Installation Documentation

Automatic air-conditioning fan control

Webasto
1
X2
F2 F1
rt/sw
0,5²
br
rt/sw
0,5²
0,5²
X10
F3
br br
0,5² 0,5²
br
6
0,5²
Webasto components
HG Heater TT-Evo
X1 6-pin heater connector C1
X2 2-pin heater connector C3
X10 4-pin connector
Heater control
K1 Fan relay
F1 Fuse 20A
F2 Fuse 30A
F3 Fuse 1A
F4 Fuse 25A
IPCU Pulse width modulator F10
IPCU settings:
Duty cycle: 37%
Frequency: 400Hz
Voltage: 3.6V
Function: Low side
1316981B_EN
Ford Focus / C-Max / Grand C-Max
HG
2 2 5
X1
ge
0,5²
rt gn/ws
4² 0,75²
gn/ws
0,5²
rt gn/ws
4² 0,75²
F4
1
86 87 87a
K1
85 30
2
7
86
A
IPCU
4
E
3
85 15
rt
5
0,5²
Vehicle components
2H102 Fan controller
Connector 2H102
Connector 2H102
2H123 Fan motor
B Connector 2H123
2H101 A/C control unit
C 2 Connector 2H101
C21 Socket connection
R13 Fan relay
PF3 Fuse 100A
Fuse 40A
F23 Fuse 5A
Ford
F23
R13
C21
gr/
vi
rt
4²
sw
4²
gr/
vi
C1
2
2H102
1
C3
sw
0,5²
rt
0,5²
B
M
2H123
Colours and symbols
rt
sw
ge
gn
br
ws
gr
vi
X
Wiring colours may vary.
30
15
F10 PF3
24
3
4
2
ws/
vi
ws/
vi
C2
15 6
2H101
31
red
black
yellow
green
brown
white
gray
violet
Cutting point
Wiring dia-
gram
Legend
11