Fig. 714 Circuit Diagram Automatic Control Air Top 2000 Diagnosis,
24V TRS Operation with Control Element in Vehicles without Auxiliary Drive
714
Wire Gauges
< 7.5 m
7.5 - 15 m
0.75 mm
2
1.0 mm
2
1.5 mm
2
2.5 mm
2
4.0 mm
2
1.5 mm
2
1.5 mm
2
2.5 mm
2
4.0 mm
2
6.0 mm
2
bl
br
ge
gn
gr
or
rt
sw
vi
ws
Wire Colours
blue
brown
yellow
green
grey
orange
red
black
violet
white
Item
Nomenclature
Remark
A1
Air Heater
Air Top 2000
A2
Control Unit
B1
Flame Sensor
B2
Temperature Sensor
B3
Temperature Limiter
E
Glow Plug
F2
Fuse 10A
Flat Fuse SAE J 1284
H1
LED green (in item S1)
Operation indication
M
Motor
S1
Rated Value Setting Switch
Control Element
S2
Disconnect Switch 1 or 2-pole
Emergency-off Switch;
electr. or pneum.
X1-X5
Connection 2-pole
of item A2
X6
Connection 8-pole
of item A2
X7
Connection 4-pole
of item S1
X8
Connection 2-pole
X9
Connection 2-pole
of item A2
X11
Connection 2-pole
of item A2
X12
Connection 1-pole
Diagnosis (K-wire)
Y1
Dosing Pump
ϑ
ϑ
ϑ
7 Circuit Diagrams
Air Top 2000