Valeo spheros thermo 230, Руководство по ремонту

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707
Thermo 230 / 231 / 300 / 301 / 350 7 Circuit Diagrams
Fig. 706: System wiring diagram Van Hool, Ident no. 89401
3
3
1
1
5
2
2
6
4
4
3
8
2
6
1
5
4
B2 Y1
br gr or gn
ϑ
rt/ws
bl
or
br
br
sw
rt
sw
A2
A
D
X2
C
K2
K1
M1
H2
B4
S2
S3
S4
S1
A1
B1
E1
U2
U1
SE
-
+
M
F3 F2
30 30
W1
H1
1
3
M2
M
7
10
16
15
-31 -31
9
rt
rt
sw
ϑ
B3
C
D
4
3
2
1
X2
1
2
3
4
X1
A
M1
A2
U1
A1
B1 Y1
F1/B3
E1
B2
X1
A
6
5
4 3
2
1
DEUTSCH
1
2
3
6
7
5
8
9
10
11
12
13
14
4
15
16
A
bl
br
ge
gn
gr
or
rt
sw
vi
ws
Wire colors
blue
brown
yellow
green
gray
orange
red
black
violet
white
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
1
Item Nomenclature Remark
A1 Heater not grounded
A2 Control unit SG 1572
B1 Flame sensor observe polarity
B2 Temperature sensor polarity optional
B3 Temperature limiter alternative to F1
B4 Thermostat for nozzle preheating
B5 Fire guard Van Hool
E1 Heating cartridge
F2 Fuse see table
F3 Fuse see table
H1 Light operation indicator
H2 Light flame indicator
K1 Relay for circulation pump
K2 Relay for combustion air fan
M1 Motor combustion air fan
M2 Motor circulation pump
S1 Switch on / off
Item Nomenclature Remark
S2 Continuity switch on water cock
S3 Switch,
Ext. pump trigger required, if S2 does not exist
S4 Switch power save operation
U1 Igniter box
U2 Igniter electrodes
W1 Wiring harness Van Hool
A Plug connections, 6-pole
C Plug connections, 1-pole
D Plug connections, 4-pole
X1 Plug connections, 16-pole
X2 Plug connections, 4-pole
Y1 Solenoid valve
1 Diagnostic connector
Fuses acc. to SAE J 1284
DW230 DW300 DW350
F2 25A / 16A 25A / 16A 25A / 16A
F3 25A / 16A 25A / 16A 25A / 16A