Webasto Thermo Top Evo - B, Installation Instructions Manual

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Electrical system
32
Table 2: Legend for wiring diagrams
Item Description Comment
1
Present in vehicle Vehicle fan
2
Fan controller
3
Air-conditioning control unit
4
Aerial
5
Plug connection View of Line Side
X1 6-pin connector Vehicle signal
X2 2-pin connector Power supply
X3 4-pin connector Temperature sensors
X4 2-pin connector Circulation pump
X5 2-pin connector Heating element
X6 2-pin connector not in use
X7 2-pin connector Metering pump
X8 2-pin connector Diagnosis plug
X9 2-pin connector Diagnosis bridge
X10 4-pin connector Heater controls
X11 4-pin connector Heater controls
X12 4-pin connector Temperature sensor for W-Bus
X13 4-pin connector Temperature sensor for W-Bus
X14 6-pin connector Telestart T91/T100 HTM
X16 2-pin connector Circulation pump
X17 4-pin connector Telestart button
X18 4-pin connector Telestart button
A1 Heater Thermo Top Evo
A2 Control unit
Item Description Comment
A3 Digital timer 1533
A4 Telestart T91
A5 Telestart T100 HTM
A6 Fuse holder
A7 W bus temperature sensor
A8 IPCU Fan controller
A9 Relay socket with fuses
A10 Telestart button
F1 Fuse 20 A
F2 Fuse 30 A
F3 Fuse 1 A
F4 Fuse 25 A
B1 Temperature sensor Coolant temperature sensor
B2 Temperature sensor Overheating
M1 Motor Combustion air fan
M2 Motor Circulation pump
M3 Vehicle fan
S1 Vehicle fan switch
S2 Vehicle fan switch
E Heating element
Y1 Metering pump DP 42
K1 Relay Fan relay