Thermo Top E and Z/C 7 Circuit Diagrams
7 Circuit Diagrams
7.1 General
The connector pin assignment of control unit
Thermo Top E and Z/C is shown in Fig. 701.
The circuit diagrams (Fig. 702 and 703) show the
electrical circuit of the heater in combination with Timer
and Telestart T60.
The circuit diagram (Fig. 704) shows the electrical circuit
of Thermo Top Z.
2
FG DP
3
UP BL GS/FW 12V+
4 5 6
1 2
2 2 2
2
X1
1 1 1
3
1 2
1
X5 X4 X3 X2
Clock Diagnosis
1
1
outside air temperature
2
summer/winter switch
3
not used
BL combustion air fan
DP dosing pump
FG vehicle air fan
GS/FW glow plug / flame sensor
UP circulation pump
Fig. 701 Control Unit Connector Pin Assignment (Thermo Top E and C)
701
7 Circuit Diagrams Thermo Top E and Z/C
Ń
Ń
4
Item Nomenclature Remark
Wire Gauges
A1 Heater Thermo Top E or Z/C
< 7.5 m 7.5 - 15 m
A2 Control unit
0,5 mm2 0,75 mm2
A3 Connector box
0,75 mm2 1,5 mm2
A4 Telestart receiver T60
1,5 mm2 2,5 mm2
B2 Temperature sensor
2,5 mm2 4,0 mm2
E Glow plug / flame sensor
4,0 mm2 6,0 mm2
F1 Fuse 15 A Flat fuse SAE J 1284
F2 Fuse 1 A Flat fuse SAE J 1284
F3 Fuse 25 A Flat fuse SAE J 1284
H1 LED (in item P) operating indicator light
K3 Relay (in item A3) vehicle air fan
M1 Motor combustion air fan
M2 Motor circulation pump
M3 Motor vehicle air fan
P Timer, digital for timer operation
S1 Switch for vehicle air fan depending on vehicle S1 or S2
S2 Switch for vehicle air fan depending on vehicle S1 or S2
S5 Switch summer/winter switch
X1 Connection, 6-pole
X2 Connection, 2-pole water repellant
X3 Connection, 2-pole water repellant
X4 Connection, 2-pole water repellant
X5 Connection, 2-pole water repellant
X6 Connection, 2-pole water repellant
X8 Connection, 2-pole HF, coaxial
X9 Connection, 4-pole
Y1 Dosing pump
Fig. 702 Automatic Switching Circuit for Thermo Top E and Z/C, 12 V Timer and Telestart T60
702
Thermo Top E and Z/C 7 Circuit Diagrams
X9
(75) 15
30
61
Ń 2
1
3
A3
F1 rt
2 3
X1
F2 rt sw 1 A2
+
F3
X9
X6
1
2
H1
1
X5
OUT 2
5
+15
1
X4
2
rt - P 1
X3
2
I max. = 0,5 A
1
gn/ws
4
2
X2
86 87 87a
K3
6
85 30
1
4
br
2
5
3
br X1 6
1
br
sw
2
X2
1 2 1 2 1 2
S1
X3 X4 X5
Y1 M M
Ń
M
M3 B2
E M1 M2
4
S2
A1
br
S5
31
Item Nomenclature Remark
Wire Gauges
A1 Heater Thermo Top E or Z/C
< 7.5 m 7.5 - 15 m
A2 Control unit
0,5 mm2 0,75 mm2
A3 Connector box
0,75 mm2 1,5 mm2
B2 Temperature sensor
1,5 mm2 2,5 mm2
E Glow plug / flame sensor
2,5 mm2 4,0 mm2
F1 Fuse 20 A Flat fuse SAE J 1284
4,0 mm2 6,0 mm2
F2 Fuse 1 A Flat fuse SAE J 1284
F3 Fuse 25 A Flat fuse SAE J 1284
Wire Colours
H1 LED (in item P) operating indicator light
K3 Relay (in item A3) vehicle air fan
bl blue
M1 Motor combustion air fan br brown
ge yellow
M2 Motor circulation pump
gn green
M3 Motor vehicle air fan
gr grey
P Timer, digital for timer operation
or orange
S1 Switch for vehicle air fan depending on vehicle S1 or S2
rt red
S2 Switch for vehicle air fan depending on vehicle S1 or S2
sw black
S5 Switch summer/winter switch
vi violet
X1 Connection, 6-pole
ws white
X2 Connection, 2-pole water repellant
X3 Connection, 2-pole water repellant
X4 Connection, 2-pole water repellant
Legend for circuit diagrams
X5 Connection, 2-pole water repellant
X6 Connection, 2-pole water repellant
1 Diagnosis
X9 Connection, 4-pole
Y1 Dosing pump
2 Outside air temperature
3 Vehicle heating air fan fuse
provided in vehicle
4 Option
Fig. 703 Automatic Switching Circuit for Thermo Top E and Z/C, 12 V Timer
703
rt
ge
sw
rt
A
B
C
bl
br
Lüften
Heizen
br
br
7 Circuit Diagrams Thermo Top E and Z/C
Ń
1 2
Ń
Ń
Item Nomenclature Remark
Wire Gauges
A1 Heater Thermo Top Z
A2 Control unit
< 7.5 m 7.5 - 15 m
B2 Temperature sensor
0,5 mm2 0,75 mm2
0,75 mm2 1,5 mm2
E Glow plug / flame sensor
1,5 mm2 2,5 mm2
F1 Fuse 20 A Flat fuse SAE J 1284
2,5 mm2 4,0 mm2
M1 Motor combustion air fan
4,0 mm2 6,0 mm2
X13 Connection 2-pole
X14 Connection 6-pole water repellant
X15 Connection 2-pole water repellant
Wire Colours
X16 Connection 2-pole water repellant
bl blue
X17 Connection 2-pole water repellant
br brown
X18 Connection 2-pole water repellant
ge yellow
X19 Connection 2-pole water repellant
gn green
Y1 Dosing pump gr grey
or orange
rt red
sw black
vi violet
ws white
Legend for circuit diagrams
1 Diagnosis
2 Outside air temperature
Fig. 704 Automatic Switching Circuit for Thermo Top Z, 12 V
704